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firmware/br-ext-chip-allwinner/board/v83x/kernel/patches/00000-fs_f2fs_f2fs.h.patch

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diff -drupN a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
--- a/fs/f2fs/f2fs.h 2018-08-06 17:23:04.000000000 +0300
+++ b/fs/f2fs/f2fs.h 2022-06-12 05:28:14.000000000 +0300
@@ -19,12 +19,17 @@
#include <linux/magic.h>
#include <linux/kobject.h>
#include <linux/sched.h>
+#include <linux/writeback.h>
+#include <linux/cred.h>
#include <linux/vmalloc.h>
#include <linux/bio.h>
#include <linux/blkdev.h>
-#include <linux/fscrypto.h>
+#include <linux/quotaops.h>
#include <crypto/hash.h>
+#define __FS_HAS_ENCRYPTION IS_ENABLED(CONFIG_F2FS_FS_ENCRYPTION)
+#include <linux/fscrypt.h>
+
#ifdef CONFIG_F2FS_CHECK_FS
#define f2fs_bug_on(sbi, condition) BUG_ON(condition)
#else
@@ -40,12 +45,16 @@
#ifdef CONFIG_F2FS_FAULT_INJECTION
enum {
FAULT_KMALLOC,
+ FAULT_KVMALLOC,
FAULT_PAGE_ALLOC,
+ FAULT_PAGE_GET,
+ FAULT_ALLOC_BIO,
FAULT_ALLOC_NID,
FAULT_ORPHAN,
FAULT_BLOCK,
FAULT_DIR_DEPTH,
FAULT_EVICT_INODE,
+ FAULT_TRUNCATE,
FAULT_IO,
FAULT_CHECKPOINT,
FAULT_MAX,
@@ -58,7 +67,7 @@ struct f2fs_fault_info {
};
extern char *fault_name[FAULT_MAX];
-#define IS_FAULT_SET(fi, type) (fi->inject_type & (1 << (type)))
+#define IS_FAULT_SET(fi, type) ((fi)->inject_type & (1 << (type)))
#endif
/*
@@ -83,10 +92,17 @@ extern char *fault_name[FAULT_MAX];
#define F2FS_MOUNT_FAULT_INJECTION 0x00010000
#define F2FS_MOUNT_ADAPTIVE 0x00020000
#define F2FS_MOUNT_LFS 0x00040000
+#define F2FS_MOUNT_USRQUOTA 0x00080000
+#define F2FS_MOUNT_GRPQUOTA 0x00100000
+#define F2FS_MOUNT_PRJQUOTA 0x00200000
+#define F2FS_MOUNT_QUOTA 0x00400000
+#define F2FS_MOUNT_INLINE_XATTR_SIZE 0x00800000
+#define F2FS_MOUNT_RESERVE_ROOT 0x01000000
-#define clear_opt(sbi, option) (sbi->mount_opt.opt &= ~F2FS_MOUNT_##option)
-#define set_opt(sbi, option) (sbi->mount_opt.opt |= F2FS_MOUNT_##option)
-#define test_opt(sbi, option) (sbi->mount_opt.opt & F2FS_MOUNT_##option)
+#define F2FS_OPTION(sbi) ((sbi)->mount_opt)
+#define clear_opt(sbi, option) (F2FS_OPTION(sbi).opt &= ~F2FS_MOUNT_##option)
+#define set_opt(sbi, option) (F2FS_OPTION(sbi).opt |= F2FS_MOUNT_##option)
+#define test_opt(sbi, option) (F2FS_OPTION(sbi).opt & F2FS_MOUNT_##option)
#define ver_after(a, b) (typecheck(unsigned long long, a) && \
typecheck(unsigned long long, b) && \
@@ -99,18 +115,52 @@ typedef u32 block_t; /*
typedef u32 nid_t;
struct f2fs_mount_info {
- unsigned int opt;
+ unsigned int opt;
+ int write_io_size_bits; /* Write IO size bits */
+ block_t root_reserved_blocks; /* root reserved blocks */
+ kuid_t s_resuid; /* reserved blocks for uid */
+ kgid_t s_resgid; /* reserved blocks for gid */
+ int active_logs; /* # of active logs */
+ int inline_xattr_size; /* inline xattr size */
+#ifdef CONFIG_F2FS_FAULT_INJECTION
+ struct f2fs_fault_info fault_info; /* For fault injection */
+#endif
+#ifdef CONFIG_QUOTA
+ /* Names of quota files with journalled quota */
+ char *s_qf_names[MAXQUOTAS];
+ int s_jquota_fmt; /* Format of quota to use */
+#endif
+ /* For which write hints are passed down to block layer */
+ int whint_mode;
+ int alloc_mode; /* segment allocation policy */
+ int fsync_mode; /* fsync policy */
+ bool test_dummy_encryption; /* test dummy encryption */
};
-#define F2FS_FEATURE_ENCRYPT 0x0001
-#define F2FS_FEATURE_HMSMR 0x0002
+#define F2FS_FEATURE_ENCRYPT 0x0001
+#define F2FS_FEATURE_BLKZONED 0x0002
+#define F2FS_FEATURE_ATOMIC_WRITE 0x0004
+#define F2FS_FEATURE_EXTRA_ATTR 0x0008
+#define F2FS_FEATURE_PRJQUOTA 0x0010
+#define F2FS_FEATURE_INODE_CHKSUM 0x0020
+#define F2FS_FEATURE_FLEXIBLE_INLINE_XATTR 0x0040
+#define F2FS_FEATURE_QUOTA_INO 0x0080
+#define F2FS_FEATURE_INODE_CRTIME 0x0100
+#define F2FS_FEATURE_LOST_FOUND 0x0200
+#define F2FS_FEATURE_VERITY 0x0400 /* reserved */
#define F2FS_HAS_FEATURE(sb, mask) \
((F2FS_SB(sb)->raw_super->feature & cpu_to_le32(mask)) != 0)
#define F2FS_SET_FEATURE(sb, mask) \
- F2FS_SB(sb)->raw_super->feature |= cpu_to_le32(mask)
+ (F2FS_SB(sb)->raw_super->feature |= cpu_to_le32(mask))
#define F2FS_CLEAR_FEATURE(sb, mask) \
- F2FS_SB(sb)->raw_super->feature &= ~cpu_to_le32(mask)
+ (F2FS_SB(sb)->raw_super->feature &= ~cpu_to_le32(mask))
+
+/*
+ * Default values for user and/or group using reserved blocks
+ */
+#define F2FS_DEF_RESUID 0
+#define F2FS_DEF_RESGID 0
/*
* For checkpoint manager
@@ -120,19 +170,19 @@ enum {
SIT_BITMAP
};
-enum {
- CP_UMOUNT,
- CP_FASTBOOT,
- CP_SYNC,
- CP_RECOVERY,
- CP_DISCARD,
-};
+#define CP_UMOUNT 0x00000001
+#define CP_FASTBOOT 0x00000002
+#define CP_SYNC 0x00000004
+#define CP_RECOVERY 0x00000008
+#define CP_DISCARD 0x00000010
+#define CP_TRIMMED 0x00000020
-#define DEF_BATCHED_TRIM_SECTIONS 2
-#define BATCHED_TRIM_SEGMENTS(sbi) \
- (SM_I(sbi)->trim_sections * (sbi)->segs_per_sec)
-#define BATCHED_TRIM_BLOCKS(sbi) \
- (BATCHED_TRIM_SEGMENTS(sbi) << (sbi)->log_blocks_per_seg)
+#define MAX_DISCARD_BLOCKS(sbi) BLKS_PER_SEC(sbi)
+#define DEF_MAX_DISCARD_REQUEST 8 /* issue 8 discards per round */
+#define DEF_MAX_DISCARD_LEN 512 /* Max. 2MB per discard */
+#define DEF_MIN_DISCARD_ISSUE_TIME 50 /* 50 ms, if exists */
+#define DEF_MAX_DISCARD_ISSUE_TIME 60000 /* 60 s, if no candidates */
+#define DEF_DISCARD_URGENT_UTIL 80 /* do more discard over 80% */
#define DEF_CP_INTERVAL 60 /* 60 secs */
#define DEF_IDLE_INTERVAL 5 /* 5 secs */
@@ -141,7 +191,6 @@ struct cp_control {
__u64 trim_start;
__u64 trim_end;
__u64 trim_minlen;
- __u64 trimmed;
};
/*
@@ -160,12 +209,15 @@ enum {
ORPHAN_INO, /* for orphan ino list */
APPEND_INO, /* for append ino list */
UPDATE_INO, /* for update ino list */
+ TRANS_DIR_INO, /* for trasactions dir ino list */
+ FLUSH_INO, /* for multiple device flushing */
MAX_INO_ENTRY, /* max. list */
};
struct ino_entry {
- struct list_head list; /* list head */
- nid_t ino; /* inode number */
+ struct list_head list; /* list head */
+ nid_t ino; /* inode number */
+ unsigned int dirty_device; /* dirty device bitmap */
};
/* for the list of inodes to be GCed */
@@ -174,18 +226,88 @@ struct inode_entry {
struct inode *inode; /* vfs inode pointer */
};
-/* for the list of blockaddresses to be discarded */
+/* for the bitmap indicate blocks to be discarded */
struct discard_entry {
struct list_head list; /* list head */
- block_t blkaddr; /* block address to be discarded */
- int len; /* # of consecutive blocks of the discard */
+ block_t start_blkaddr; /* start blockaddr of current segment */
+ unsigned char discard_map[SIT_VBLOCK_MAP_SIZE]; /* segment discard bitmap */
};
-struct bio_entry {
- struct list_head list;
- struct bio *bio;
- struct completion event;
- int error;
+/* default discard granularity of inner discard thread, unit: block count */
+#define DEFAULT_DISCARD_GRANULARITY 16
+
+/* max discard pend list number */
+#define MAX_PLIST_NUM 512
+#define plist_idx(blk_num) ((blk_num) >= MAX_PLIST_NUM ? \
+ (MAX_PLIST_NUM - 1) : (blk_num - 1))
+
+enum {
+ D_PREP,
+ D_SUBMIT,
+ D_DONE,
+};
+
+struct discard_info {
+ block_t lstart; /* logical start address */
+ block_t len; /* length */
+ block_t start; /* actual start address in dev */
+};
+
+struct discard_cmd {
+ struct rb_node rb_node; /* rb node located in rb-tree */
+ union {
+ struct {
+ block_t lstart; /* logical start address */
+ block_t len; /* length */
+ block_t start; /* actual start address in dev */
+ };
+ struct discard_info di; /* discard info */
+
+ };
+ struct list_head list; /* command list */
+ struct completion wait; /* compleation */
+ struct block_device *bdev; /* bdev */
+ unsigned short ref; /* reference count */
+ unsigned char state; /* state */
+ int error; /* bio error */
+};
+
+enum {
+ DPOLICY_BG,
+ DPOLICY_FORCE,
+ DPOLICY_FSTRIM,
+ DPOLICY_UMOUNT,
+ MAX_DPOLICY,
+};
+
+struct discard_policy {
+ int type; /* type of discard */
+ unsigned int min_interval; /* used for candidates exist */
+ unsigned int max_interval; /* used for candidates not exist */
+ unsigned int max_requests; /* # of discards issued per round */
+ unsigned int io_aware_gran; /* minimum granularity discard not be aware of I/O */
+ bool io_aware; /* issue discard in idle time */
+ bool sync; /* submit discard with REQ_SYNC flag */
+ unsigned int granularity; /* discard granularity */
+};
+
+struct discard_cmd_control {
+ struct task_struct *f2fs_issue_discard; /* discard thread */
+ struct list_head entry_list; /* 4KB discard entry list */
+ struct list_head pend_list[MAX_PLIST_NUM];/* store pending entries */
+ struct list_head wait_list; /* store on-flushing entries */
+ struct list_head fstrim_list; /* in-flight discard from fstrim */
+ wait_queue_head_t discard_wait_queue; /* waiting queue for wake-up */
+ unsigned int discard_wake; /* to wake up discard thread */
+ struct mutex cmd_lock;
+ unsigned int nr_discards; /* # of discards in the list */
+ unsigned int max_discards; /* max. discards to be issued */
+ unsigned int discard_granularity; /* discard granularity */
+ unsigned int undiscard_blks; /* # of undiscard blocks */
+ atomic_t issued_discard; /* # of issued discard */
+ atomic_t issing_discard; /* # of issing discard */
+ atomic_t discard_cmd_cnt; /* # of cached cmd count */
+ struct rb_root root; /* root of discard rb-tree */
};
/* for the list of fsync inodes, used only during recovery */
@@ -196,13 +318,13 @@ struct fsync_inode_entry {
block_t last_dentry; /* block address locating the last dentry */
};
-#define nats_in_cursum(jnl) (le16_to_cpu(jnl->n_nats))
-#define sits_in_cursum(jnl) (le16_to_cpu(jnl->n_sits))
+#define nats_in_cursum(jnl) (le16_to_cpu((jnl)->n_nats))
+#define sits_in_cursum(jnl) (le16_to_cpu((jnl)->n_sits))
-#define nat_in_journal(jnl, i) (jnl->nat_j.entries[i].ne)
-#define nid_in_journal(jnl, i) (jnl->nat_j.entries[i].nid)
-#define sit_in_journal(jnl, i) (jnl->sit_j.entries[i].se)
-#define segno_in_journal(jnl, i) (jnl->sit_j.entries[i].segno)
+#define nat_in_journal(jnl, i) ((jnl)->nat_j.entries[i].ne)
+#define nid_in_journal(jnl, i) ((jnl)->nat_j.entries[i].nid)
+#define sit_in_journal(jnl, i) ((jnl)->sit_j.entries[i].se)
+#define segno_in_journal(jnl, i) ((jnl)->sit_j.entries[i].segno)
#define MAX_NAT_JENTRIES(jnl) (NAT_JOURNAL_ENTRIES - nats_in_cursum(jnl))
#define MAX_SIT_JENTRIES(jnl) (SIT_JOURNAL_ENTRIES - sits_in_cursum(jnl))
@@ -210,6 +332,7 @@ struct fsync_inode_entry {
static inline int update_nats_in_cursum(struct f2fs_journal *journal, int i)
{
int before = nats_in_cursum(journal);
+
journal->n_nats = cpu_to_le16(before + i);
return before;
}
@@ -217,6 +340,7 @@ static inline int update_nats_in_cursum(
static inline int update_sits_in_cursum(struct f2fs_journal *journal, int i)
{
int before = sits_in_cursum(journal);
+
journal->n_sits = cpu_to_le16(before + i);
return before;
}
@@ -242,11 +366,20 @@ static inline bool __has_cursum_space(st
#define F2FS_IOC_START_VOLATILE_WRITE _IO(F2FS_IOCTL_MAGIC, 3)
#define F2FS_IOC_RELEASE_VOLATILE_WRITE _IO(F2FS_IOCTL_MAGIC, 4)
#define F2FS_IOC_ABORT_VOLATILE_WRITE _IO(F2FS_IOCTL_MAGIC, 5)
-#define F2FS_IOC_GARBAGE_COLLECT _IO(F2FS_IOCTL_MAGIC, 6)
+#define F2FS_IOC_GARBAGE_COLLECT _IOW(F2FS_IOCTL_MAGIC, 6, __u32)
#define F2FS_IOC_WRITE_CHECKPOINT _IO(F2FS_IOCTL_MAGIC, 7)
-#define F2FS_IOC_DEFRAGMENT _IO(F2FS_IOCTL_MAGIC, 8)
+#define F2FS_IOC_DEFRAGMENT _IOWR(F2FS_IOCTL_MAGIC, 8, \
+ struct f2fs_defragment)
#define F2FS_IOC_MOVE_RANGE _IOWR(F2FS_IOCTL_MAGIC, 9, \
struct f2fs_move_range)
+#define F2FS_IOC_FLUSH_DEVICE _IOW(F2FS_IOCTL_MAGIC, 10, \
+ struct f2fs_flush_device)
+#define F2FS_IOC_GARBAGE_COLLECT_RANGE _IOW(F2FS_IOCTL_MAGIC, 11, \
+ struct f2fs_gc_range)
+#define F2FS_IOC_GET_FEATURES _IOR(F2FS_IOCTL_MAGIC, 12, __u32)
+#define F2FS_IOC_SET_PIN_FILE _IOW(F2FS_IOCTL_MAGIC, 13, __u32)
+#define F2FS_IOC_GET_PIN_FILE _IOR(F2FS_IOCTL_MAGIC, 14, __u32)
+#define F2FS_IOC_PRECACHE_EXTENTS _IO(F2FS_IOCTL_MAGIC, 15)
#define F2FS_IOC_SET_ENCRYPTION_POLICY FS_IOC_SET_ENCRYPTION_POLICY
#define F2FS_IOC_GET_ENCRYPTION_POLICY FS_IOC_GET_ENCRYPTION_POLICY
@@ -271,6 +404,12 @@ static inline bool __has_cursum_space(st
#define F2FS_IOC32_GETVERSION FS_IOC32_GETVERSION
#endif
+struct f2fs_gc_range {
+ u32 sync;
+ u64 start;
+ u64 len;
+};
+
struct f2fs_defragment {
u64 start;
u64 len;
@@ -283,36 +422,70 @@ struct f2fs_move_range {
u64 len; /* size to move */
};
+struct f2fs_flush_device {
+ u32 dev_num; /* device number to flush */
+ u32 segments; /* # of segments to flush */
+};
+
+/* for inline stuff */
+#define DEF_INLINE_RESERVED_SIZE 1
+#define DEF_MIN_INLINE_SIZE 1
+static inline int get_extra_isize(struct inode *inode);
+static inline int get_inline_xattr_addrs(struct inode *inode);
+#define MAX_INLINE_DATA(inode) (sizeof(__le32) * \
+ (CUR_ADDRS_PER_INODE(inode) - \
+ get_inline_xattr_addrs(inode) - \
+ DEF_INLINE_RESERVED_SIZE))
+
+/* for inline dir */
+#define NR_INLINE_DENTRY(inode) (MAX_INLINE_DATA(inode) * BITS_PER_BYTE / \
+ ((SIZE_OF_DIR_ENTRY + F2FS_SLOT_LEN) * \
+ BITS_PER_BYTE + 1))
+#define INLINE_DENTRY_BITMAP_SIZE(inode) ((NR_INLINE_DENTRY(inode) + \
+ BITS_PER_BYTE - 1) / BITS_PER_BYTE)
+#define INLINE_RESERVED_SIZE(inode) (MAX_INLINE_DATA(inode) - \
+ ((SIZE_OF_DIR_ENTRY + F2FS_SLOT_LEN) * \
+ NR_INLINE_DENTRY(inode) + \
+ INLINE_DENTRY_BITMAP_SIZE(inode)))
+
/*
* For INODE and NODE manager
*/
/* for directory operations */
struct f2fs_dentry_ptr {
struct inode *inode;
- const void *bitmap;
+ void *bitmap;
struct f2fs_dir_entry *dentry;
__u8 (*filename)[F2FS_SLOT_LEN];
int max;
+ int nr_bitmap;
};
-static inline void make_dentry_ptr(struct inode *inode,
- struct f2fs_dentry_ptr *d, void *src, int type)
+static inline void make_dentry_ptr_block(struct inode *inode,
+ struct f2fs_dentry_ptr *d, struct f2fs_dentry_block *t)
{
d->inode = inode;
+ d->max = NR_DENTRY_IN_BLOCK;
+ d->nr_bitmap = SIZE_OF_DENTRY_BITMAP;
+ d->bitmap = t->dentry_bitmap;
+ d->dentry = t->dentry;
+ d->filename = t->filename;
+}
- if (type == 1) {
- struct f2fs_dentry_block *t = (struct f2fs_dentry_block *)src;
- d->max = NR_DENTRY_IN_BLOCK;
- d->bitmap = &t->dentry_bitmap;
- d->dentry = t->dentry;
- d->filename = t->filename;
- } else {
- struct f2fs_inline_dentry *t = (struct f2fs_inline_dentry *)src;
- d->max = NR_INLINE_DENTRY;
- d->bitmap = &t->dentry_bitmap;
- d->dentry = t->dentry;
- d->filename = t->filename;
- }
+static inline void make_dentry_ptr_inline(struct inode *inode,
+ struct f2fs_dentry_ptr *d, void *t)
+{
+ int entry_cnt = NR_INLINE_DENTRY(inode);
+ int bitmap_size = INLINE_DENTRY_BITMAP_SIZE(inode);
+ int reserved_size = INLINE_RESERVED_SIZE(inode);
+
+ d->inode = inode;
+ d->max = entry_cnt;
+ d->nr_bitmap = bitmap_size;
+ d->bitmap = t;
+ d->dentry = t + bitmap_size + reserved_size;
+ d->filename = t + bitmap_size + reserved_size +
+ SIZE_OF_DIR_ENTRY * entry_cnt;
}
/*
@@ -344,16 +517,30 @@ enum {
/* number of extent info in extent cache we try to shrink */
#define EXTENT_CACHE_SHRINK_NUMBER 128
+struct rb_entry {
+ struct rb_node rb_node; /* rb node located in rb-tree */
+ unsigned int ofs; /* start offset of the entry */
+ unsigned int len; /* length of the entry */
+};
+
struct extent_info {
unsigned int fofs; /* start offset in a file */
- u32 blk; /* start block address of the extent */
unsigned int len; /* length of the extent */
+ u32 blk; /* start block address of the extent */
};
struct extent_node {
- struct rb_node rb_node; /* rb node located in rb-tree */
+ struct rb_node rb_node;
+ union {
+ struct {
+ unsigned int fofs;
+ unsigned int len;
+ u32 blk;
+ };
+ struct extent_info ei; /* extent info */
+
+ };
struct list_head list; /* node in global extent list of sbi */
- struct extent_info ei; /* extent info */
struct extent_tree *et; /* extent tree pointer */
};
@@ -384,15 +571,19 @@ struct f2fs_map_blocks {
unsigned int m_len;
unsigned int m_flags;
pgoff_t *m_next_pgofs; /* point next possible non-hole pgofs */
+ pgoff_t *m_next_extent; /* point to next possible extent */
+ int m_seg_type;
};
/* for flag in get_data_block */
-#define F2FS_GET_BLOCK_READ 0
-#define F2FS_GET_BLOCK_DIO 1
-#define F2FS_GET_BLOCK_FIEMAP 2
-#define F2FS_GET_BLOCK_BMAP 3
-#define F2FS_GET_BLOCK_PRE_DIO 4
-#define F2FS_GET_BLOCK_PRE_AIO 5
+enum {
+ F2FS_GET_BLOCK_DEFAULT,
+ F2FS_GET_BLOCK_FIEMAP,
+ F2FS_GET_BLOCK_BMAP,
+ F2FS_GET_BLOCK_PRE_DIO,
+ F2FS_GET_BLOCK_PRE_AIO,
+ F2FS_GET_BLOCK_PRECACHE,
+};
/*
* i_advise uses FADVISE_XXX_BIT. We can add additional hints later.
@@ -401,6 +592,9 @@ struct f2fs_map_blocks {
#define FADVISE_LOST_PINO_BIT 0x02
#define FADVISE_ENCRYPT_BIT 0x04
#define FADVISE_ENC_NAME_BIT 0x08
+#define FADVISE_KEEP_SIZE_BIT 0x10
+#define FADVISE_HOT_BIT 0x20
+#define FADVISE_VERITY_BIT 0x40 /* reserved */
#define file_is_cold(inode) is_file(inode, FADVISE_COLD_BIT)
#define file_wrong_pino(inode) is_file(inode, FADVISE_LOST_PINO_BIT)
@@ -413,6 +607,11 @@ struct f2fs_map_blocks {
#define file_clear_encrypt(inode) clear_file(inode, FADVISE_ENCRYPT_BIT)
#define file_enc_name(inode) is_file(inode, FADVISE_ENC_NAME_BIT)
#define file_set_enc_name(inode) set_file(inode, FADVISE_ENC_NAME_BIT)
+#define file_keep_isize(inode) is_file(inode, FADVISE_KEEP_SIZE_BIT)
+#define file_set_keep_isize(inode) set_file(inode, FADVISE_KEEP_SIZE_BIT)
+#define file_is_hot(inode) is_file(inode, FADVISE_HOT_BIT)
+#define file_set_hot(inode) set_file(inode, FADVISE_HOT_BIT)
+#define file_clear_hot(inode) clear_file(inode, FADVISE_HOT_BIT)
#define DEF_DIR_LEVEL 0
@@ -421,7 +620,10 @@ struct f2fs_inode_info {
unsigned long i_flags; /* keep an inode flags for ioctl */
unsigned char i_advise; /* use to give file attribute hints */
unsigned char i_dir_level; /* use for dentry level for large dir */
- unsigned int i_current_depth; /* use only in directory structure */
+ union {
+ unsigned int i_current_depth; /* only for directory depth */
+ unsigned short i_gc_failures; /* only for regular file */
+ };
unsigned int i_pino; /* parent inode number */
umode_t i_acl_mode; /* keep file acl mode temporarily */
@@ -432,16 +634,32 @@ struct f2fs_inode_info {
f2fs_hash_t chash; /* hash value of given file name */
unsigned int clevel; /* maximum level of given file name */
struct task_struct *task; /* lookup and create consistency */
+ struct task_struct *cp_task; /* separate cp/wb IO stats*/
nid_t i_xattr_nid; /* node id that contains xattrs */
- unsigned long long xattr_ver; /* cp version of xattr modification */
loff_t last_disk_size; /* lastly written file size */
+#ifdef CONFIG_QUOTA
+ struct dquot *i_dquot[MAXQUOTAS];
+
+ /* quota space reservation, managed internally by quota code */
+ qsize_t i_reserved_quota;
+#endif
struct list_head dirty_list; /* dirty list for dirs and files */
struct list_head gdirty_list; /* linked in global dirty list */
+ struct list_head inmem_ilist; /* list for inmem inodes */
struct list_head inmem_pages; /* inmemory pages managed by f2fs */
+ struct task_struct *inmem_task; /* store inmemory task */
struct mutex inmem_lock; /* lock for inmemory pages */
struct extent_tree *extent_tree; /* cached extent_tree entry */
struct rw_semaphore dio_rwsem[2];/* avoid racing between dio and gc */
+ struct rw_semaphore i_mmap_sem;
+ struct rw_semaphore i_xattr_sem; /* avoid racing between reading and changing EAs */
+
+ int i_extra_isize; /* size of extra space located in i_addr */
+ kprojid_t i_projid; /* id for project quota */
+ int i_inline_xattr_size; /* inline xattr size */
+ struct timespec i_crtime; /* inode creation time */
+ struct timespec i_disk_time[4]; /* inode disk times */
};
static inline void get_extent_info(struct extent_info *ext,
@@ -468,11 +686,23 @@ static inline void set_extent_info(struc
ei->len = len;
}
-static inline bool __is_extent_same(struct extent_info *ei1,
- struct extent_info *ei2)
+static inline bool __is_discard_mergeable(struct discard_info *back,
+ struct discard_info *front)
{
- return (ei1->fofs == ei2->fofs && ei1->blk == ei2->blk &&
- ei1->len == ei2->len);
+ return (back->lstart + back->len == front->lstart) &&
+ (back->len + front->len < DEF_MAX_DISCARD_LEN);
+}
+
+static inline bool __is_discard_back_mergeable(struct discard_info *cur,
+ struct discard_info *back)
+{
+ return __is_discard_mergeable(back, cur);
+}
+
+static inline bool __is_discard_front_mergeable(struct discard_info *cur,
+ struct discard_info *front)
+{
+ return __is_discard_mergeable(cur, front);
}
static inline bool __is_extent_mergeable(struct extent_info *back,
@@ -494,20 +724,29 @@ static inline bool __is_front_mergeable(
return __is_extent_mergeable(cur, front);
}
-extern void f2fs_mark_inode_dirty_sync(struct inode *);
+extern void f2fs_mark_inode_dirty_sync(struct inode *inode, bool sync);
static inline void __try_update_largest_extent(struct inode *inode,
struct extent_tree *et, struct extent_node *en)
{
if (en->ei.len > et->largest.len) {
et->largest = en->ei;
- f2fs_mark_inode_dirty_sync(inode);
+ f2fs_mark_inode_dirty_sync(inode, true);
}
}
+/*
+ * For free nid management
+ */
+enum nid_state {
+ FREE_NID, /* newly added to free nid list */
+ PREALLOC_NID, /* it is preallocated */
+ MAX_NID_STATE,
+};
+
struct f2fs_nm_info {
block_t nat_blkaddr; /* base disk address of NAT */
nid_t max_nid; /* maximum possible node ids */
- nid_t available_nids; /* maximum available node ids */
+ nid_t available_nids; /* # of available node ids */
nid_t next_scan_nid; /* the next nid to be scanned */
unsigned int ram_thresh; /* control the memory footprint */
unsigned int ra_nid_pages; /* # of nid pages to be readaheaded */
@@ -520,16 +759,28 @@ struct f2fs_nm_info {
struct list_head nat_entries; /* cached nat entry list (clean) */
unsigned int nat_cnt; /* the # of cached nat entries */
unsigned int dirty_nat_cnt; /* total num of nat entries in set */
+ unsigned int nat_blocks; /* # of nat blocks */
/* free node ids management */
struct radix_tree_root free_nid_root;/* root of the free_nid cache */
- struct list_head free_nid_list; /* a list for free nids */
- spinlock_t free_nid_list_lock; /* protect free nid list */
- unsigned int fcnt; /* the number of free node id */
+ struct list_head free_nid_list; /* list for free nids excluding preallocated nids */
+ unsigned int nid_cnt[MAX_NID_STATE]; /* the number of free node id */
+ spinlock_t nid_list_lock; /* protect nid lists ops */
struct mutex build_lock; /* lock for build free nids */
+ unsigned char **free_nid_bitmap;
+ unsigned char *nat_block_bitmap;
+ unsigned short *free_nid_count; /* free nid count of NAT block */
/* for checkpoint */
char *nat_bitmap; /* NAT bitmap pointer */
+
+ unsigned int nat_bits_blocks; /* # of nat bits blocks */
+ unsigned char *nat_bits; /* NAT bits blocks */
+ unsigned char *full_nat_bits; /* full NAT pages */
+ unsigned char *empty_nat_bits; /* empty NAT pages */
+#ifdef CONFIG_F2FS_CHECK_FS
+ char *nat_bitmap_mir; /* NAT bitmap mirror */
+#endif
int bitmap_size; /* bitmap size */
};
@@ -586,19 +837,20 @@ enum {
CURSEG_WARM_NODE, /* direct node blocks of normal files */
CURSEG_COLD_NODE, /* indirect node blocks */
NO_CHECK_TYPE,
- CURSEG_DIRECT_IO, /* to use for the direct IO path */
};
struct flush_cmd {
struct completion wait;
struct llist_node llnode;
+ nid_t ino;
int ret;
};
struct flush_cmd_control {
struct task_struct *f2fs_issue_flush; /* flush thread */
wait_queue_head_t flush_wait_queue; /* waiting queue for wake-up */
- atomic_t submit_flush; /* # of issued flushes */
+ atomic_t issued_flush; /* # of issued flushes */
+ atomic_t issing_flush; /* # of issing flushes */
struct llist_head issue_list; /* list for command issue */
struct llist_node *dispatch_list; /* list for command dispatch */
};
@@ -609,6 +861,8 @@ struct f2fs_sm_info {
struct dirty_seglist_info *dirty_info; /* dirty segment information */
struct curseg_info *curseg_array; /* active segment information */
+ struct rw_semaphore curseg_lock; /* for preventing curseg change */
+
block_t seg0_blkaddr; /* block address of 0'th segment */
block_t main_blkaddr; /* start block address of main area */
block_t ssa_blkaddr; /* start block address of SSA area */
@@ -621,12 +875,6 @@ struct f2fs_sm_info {
/* a threshold to reclaim prefree segments */
unsigned int rec_prefree_segments;
- /* for small discard management */
- struct list_head discard_list; /* 4KB discard list */
- struct list_head wait_list; /* linked with issued discard bio */
- int nr_discards; /* # of discards in the list */
- int max_discards; /* max. discards to be issued */
-
/* for batched trimming */
unsigned int trim_sections; /* # of sections to trim */
@@ -635,10 +883,14 @@ struct f2fs_sm_info {
unsigned int ipu_policy; /* in-place-update policy */
unsigned int min_ipu_util; /* in-place-update threshold */
unsigned int min_fsync_blocks; /* threshold for fsync */
+ unsigned int min_hot_blocks; /* threshold for hot block allocation */
+ unsigned int min_ssr_sections; /* threshold to trigger SSR allocation */
/* for flush command control */
- struct flush_cmd_control *cmd_control_info;
+ struct flush_cmd_control *fcc_info;
+ /* for discard command control */
+ struct discard_cmd_control *dcc_info;
};
/*
@@ -650,13 +902,17 @@ struct f2fs_sm_info {
* f2fs monitors the number of several block types such as on-writeback,
* dirty dentry blocks, dirty node blocks, and dirty meta blocks.
*/
+#define WB_DATA_TYPE(p) (__is_cp_guaranteed(p) ? F2FS_WB_CP_DATA : F2FS_WB_DATA)
enum count_type {
F2FS_DIRTY_DENTS,
F2FS_DIRTY_DATA,
+ F2FS_DIRTY_QDATA,
F2FS_DIRTY_NODES,
F2FS_DIRTY_META,
F2FS_INMEM_PAGES,
F2FS_DIRTY_IMETA,
+ F2FS_WB_CP_DATA,
+ F2FS_WB_DATA,
NR_COUNT_TYPE,
};
@@ -680,35 +936,105 @@ enum page_type {
META_FLUSH,
INMEM, /* the below types are used by tracepoints only. */
INMEM_DROP,
+ INMEM_INVALIDATE,
INMEM_REVOKE,
IPU,
OPU,
};
+enum temp_type {
+ HOT = 0, /* must be zero for meta bio */
+ WARM,
+ COLD,
+ NR_TEMP_TYPE,
+};
+
+enum need_lock_type {
+ LOCK_REQ = 0,
+ LOCK_DONE,
+ LOCK_RETRY,
+};
+
+enum cp_reason_type {
+ CP_NO_NEEDED,
+ CP_NON_REGULAR,
+ CP_HARDLINK,
+ CP_SB_NEED_CP,
+ CP_WRONG_PINO,
+ CP_NO_SPC_ROLL,
+ CP_NODE_NEED_CP,
+ CP_FASTBOOT_MODE,
+ CP_SPEC_LOG_NUM,
+ CP_RECOVER_DIR,
+};
+
+enum iostat_type {
+ APP_DIRECT_IO, /* app direct IOs */
+ APP_BUFFERED_IO, /* app buffered IOs */
+ APP_WRITE_IO, /* app write IOs */
+ APP_MAPPED_IO, /* app mapped IOs */
+ FS_DATA_IO, /* data IOs from kworker/fsync/reclaimer */
+ FS_NODE_IO, /* node IOs from kworker/fsync/reclaimer */
+ FS_META_IO, /* meta IOs from kworker/reclaimer */
+ FS_GC_DATA_IO, /* data IOs from forground gc */
+ FS_GC_NODE_IO, /* node IOs from forground gc */
+ FS_CP_DATA_IO, /* data IOs from checkpoint */
+ FS_CP_NODE_IO, /* node IOs from checkpoint */
+ FS_CP_META_IO, /* meta IOs from checkpoint */
+ FS_DISCARD, /* discard */
+ NR_IO_TYPE,
+};
+
struct f2fs_io_info {
struct f2fs_sb_info *sbi; /* f2fs_sb_info pointer */
+ nid_t ino; /* inode number */
enum page_type type; /* contains DATA/NODE/META/META_FLUSH */
+ enum temp_type temp; /* contains HOT/WARM/COLD */
int op; /* contains REQ_OP_ */
- int op_flags; /* rq_flag_bits */
+ int op_flags; /* req_flag_bits */
block_t new_blkaddr; /* new block address to be written */
block_t old_blkaddr; /* old block address before Cow */
struct page *page; /* page to be written */
struct page *encrypted_page; /* encrypted page */
+ struct list_head list; /* serialize IOs */
+ bool submitted; /* indicate IO submission */
+ int need_lock; /* indicate we need to lock cp_rwsem */
+ bool in_list; /* indicate fio is in io_list */
+ bool is_meta; /* indicate borrow meta inode mapping or not */
+ enum iostat_type io_type; /* io type */
+ struct writeback_control *io_wbc; /* writeback control */
};
-#define is_read_io(rw) (rw == READ)
+#define is_read_io(rw) ((rw) == READ)
struct f2fs_bio_info {
struct f2fs_sb_info *sbi; /* f2fs superblock */
struct bio *bio; /* bios to merge */
sector_t last_block_in_bio; /* last block number */
struct f2fs_io_info fio; /* store buffered io info. */
struct rw_semaphore io_rwsem; /* blocking op for bio */
+ spinlock_t io_lock; /* serialize DATA/NODE IOs */
+ struct list_head io_list; /* track fios */
+};
+
+#define FDEV(i) (sbi->devs[i])
+#define RDEV(i) (raw_super->devs[i])
+struct f2fs_dev_info {
+ struct block_device *bdev;
+ char path[MAX_PATH_LEN];
+ unsigned int total_segments;
+ block_t start_blk;
+ block_t end_blk;
+#ifdef CONFIG_BLK_DEV_ZONED
+ unsigned int nr_blkz; /* Total number of zones */
+ u8 *blkz_type; /* Array of zones type */
+#endif
};
enum inode_type {
DIR_INODE, /* for dirty dir inode */
FILE_INODE, /* for dirty regular/symlink inode */
DIRTY_META, /* for all dirtied inode metadata */
+ ATOMIC_FILE, /* for all atomic files */
NR_INODE_TYPE,
};
@@ -736,21 +1062,43 @@ enum {
MAX_TIME,
};
+enum {
+ WHINT_MODE_OFF, /* not pass down write hints */
+ WHINT_MODE_USER, /* try to pass down hints given by users */
+ WHINT_MODE_FS, /* pass down hints with F2FS policy */
+};
+
+enum {
+ ALLOC_MODE_DEFAULT, /* stay default */
+ ALLOC_MODE_REUSE, /* reuse segments as much as possible */
+};
+
+enum fsync_mode {
+ FSYNC_MODE_POSIX, /* fsync follows posix semantics */
+ FSYNC_MODE_STRICT, /* fsync behaves in line with ext4 */
+ FSYNC_MODE_NOBARRIER, /* fsync behaves nobarrier based on posix */
+};
+
#ifdef CONFIG_F2FS_FS_ENCRYPTION
-#define F2FS_KEY_DESC_PREFIX "f2fs:"
-#define F2FS_KEY_DESC_PREFIX_SIZE 5
+#define DUMMY_ENCRYPTION_ENABLED(sbi) \
+ (unlikely(F2FS_OPTION(sbi).test_dummy_encryption))
+#else
+#define DUMMY_ENCRYPTION_ENABLED(sbi) (0)
#endif
+
struct f2fs_sb_info {
struct super_block *sb; /* pointer to VFS super block */
struct proc_dir_entry *s_proc; /* proc entry */
struct f2fs_super_block *raw_super; /* raw super block pointer */
+ struct rw_semaphore sb_lock; /* lock for raw super block */
int valid_super_block; /* valid super block no */
unsigned long s_flag; /* flags for sbi */
-#ifdef CONFIG_F2FS_FS_ENCRYPTION
- u8 key_prefix[F2FS_KEY_DESC_PREFIX_SIZE];
- u8 key_prefix_size;
+#ifdef CONFIG_BLK_DEV_ZONED
+ unsigned int blocks_per_blkz; /* F2FS blocks per zone */
+ unsigned int log_blocks_per_blkz; /* log2 F2FS blocks per zone */
#endif
+
/* for node-related operations */
struct f2fs_nm_info *nm_info; /* node manager */
struct inode *node_inode; /* cache node blocks */
@@ -759,9 +1107,10 @@ struct f2fs_sb_info {
struct f2fs_sm_info *sm_info; /* segment manager */
/* for bio operations */
- struct f2fs_bio_info read_io; /* for read bios */
- struct f2fs_bio_info write_io[NR_PAGE_TYPE]; /* for write bios */
- struct mutex wio_mutex[NODE + 1]; /* bio ordering for NODE/DATA */
+ struct f2fs_bio_info *write_io[NR_PAGE_TYPE]; /* for write bios */
+ struct mutex wio_mutex[NR_PAGE_TYPE - 1][NR_TEMP_TYPE];
+ /* bio ordering for NODE/DATA */
+ mempool_t *write_io_dummy; /* Dummy pages */
/* for checkpoint */
struct f2fs_checkpoint *ckpt; /* raw checkpoint pointer */
@@ -771,6 +1120,7 @@ struct f2fs_sb_info {
struct mutex cp_mutex; /* checkpoint procedure lock */
struct rw_semaphore cp_rwsem; /* blocking FS operations */
struct rw_semaphore node_write; /* locking node writes */
+ struct rw_semaphore node_change; /* locking node change */
wait_queue_head_t cp_wait;
unsigned long last_time[MAX_TIME]; /* to store time in jiffies */
long interval_time[MAX_TIME]; /* to store thresholds */
@@ -786,7 +1136,7 @@ struct f2fs_sb_info {
/* for extent tree cache */
struct radix_tree_root extent_tree_root;/* cache extent cache entries */
- struct rw_semaphore extent_tree_lock; /* locking extent radix tree */
+ struct mutex extent_tree_lock; /* locking extent radix tree */
struct list_head extent_list; /* lru list for shrinker */
spinlock_t extent_lock; /* locking extent lru list */
atomic_t total_ext_tree; /* extent tree count */
@@ -809,21 +1159,29 @@ struct f2fs_sb_info {
unsigned int total_node_count; /* total node block count */
unsigned int total_valid_node_count; /* valid node block count */
loff_t max_file_blocks; /* max block index of file */
- int active_logs; /* # of active logs */
int dir_level; /* directory level */
+ unsigned int trigger_ssr_threshold; /* threshold to trigger ssr */
+ int readdir_ra; /* readahead inode in readdir */
block_t user_block_count; /* # of user blocks */
block_t total_valid_block_count; /* # of valid blocks */
block_t discard_blks; /* discard command candidats */
block_t last_valid_block_count; /* for recovery */
+ block_t reserved_blocks; /* configurable reserved blocks */
+ block_t current_reserved_blocks; /* current reserved blocks */
+
+ unsigned int nquota_files; /* # of quota sysfile */
+
u32 s_next_generation; /* for NFS support */
- atomic_t nr_wb_bios; /* # of writeback bios */
/* # of pages, see count_type */
atomic_t nr_pages[NR_COUNT_TYPE];
/* # of allocated blocks */
struct percpu_counter alloc_valid_block_count;
+ /* writeback control */
+ atomic_t wb_sync_req; /* count # of WB_SYNC threads */
+
/* valid inode count */
struct percpu_counter total_valid_inode_count;
@@ -837,6 +1195,9 @@ struct f2fs_sb_info {
/* threshold for converting bg victims for fg */
u64 fggc_threshold;
+ /* threshold for gc trials on pinned files */
+ u64 gc_pin_file_threshold;
+
/* maximum # of trials to find a victim segment for SSR and GC */
unsigned int max_victim_search;
@@ -856,18 +1217,30 @@ struct f2fs_sb_info {
atomic_t inline_xattr; /* # of inline_xattr inodes */
atomic_t inline_inode; /* # of inline_data inodes */
atomic_t inline_dir; /* # of inline_dentry inodes */
+ atomic_t aw_cnt; /* # of atomic writes */
+ atomic_t vw_cnt; /* # of volatile writes */
+ atomic_t max_aw_cnt; /* max # of atomic writes */
+ atomic_t max_vw_cnt; /* max # of volatile writes */
int bg_gc; /* background gc calls */
unsigned int ndirty_inode[NR_INODE_TYPE]; /* # of dirty inodes */
#endif
- unsigned int last_victim[2]; /* last victim segment # */
spinlock_t stat_lock; /* lock for stat operations */
+ /* For app/fs IO statistics */
+ spinlock_t iostat_lock;
+ unsigned long long write_iostat[NR_IO_TYPE];
+ bool iostat_enable;
+
/* For sysfs suppport */
struct kobject s_kobj;
struct completion s_kobj_unregister;
/* For shrinker support */
struct list_head s_list;
+ int s_ndevs; /* number of devices */
+ struct f2fs_dev_info *devs; /* for device list */
+ unsigned int dirty_device; /* for checkpoint data flush */
+ spinlock_t dev_lock; /* protect dirty_device */
struct mutex umount_mutex;
unsigned int shrinker_run_no;
@@ -878,16 +1251,18 @@ struct f2fs_sb_info {
/* Reference to checksum algorithm driver via cryptoapi */
struct crypto_shash *s_chksum_driver;
- /* For fault injection */
-#ifdef CONFIG_F2FS_FAULT_INJECTION
- struct f2fs_fault_info fault_info;
-#endif
+ /* Precomputed FS UUID checksum for seeding other checksums */
+ __u32 s_chksum_seed;
};
#ifdef CONFIG_F2FS_FAULT_INJECTION
+#define f2fs_show_injection_info(type) \
+ printk("%sF2FS-fs : inject %s in %s of %pF\n", \
+ KERN_INFO, fault_name[type], \
+ __func__, __builtin_return_address(0))
static inline bool time_to_inject(struct f2fs_sb_info *sbi, int type)
{
- struct f2fs_fault_info *ffi = &sbi->fault_info;
+ struct f2fs_fault_info *ffi = &F2FS_OPTION(sbi).fault_info;
if (!ffi->inject_rate)
return false;
@@ -898,10 +1273,6 @@ static inline bool time_to_inject(struct
atomic_inc(&ffi->inject_ops);
if (atomic_read(&ffi->inject_ops) >= ffi->inject_rate) {
atomic_set(&ffi->inject_ops, 0);
- printk("%sF2FS-fs : inject %s in %pF\n",
- KERN_INFO,
- fault_name[type],
- __builtin_return_address(0));
return true;
}
return false;
@@ -912,8 +1283,8 @@ static inline bool time_to_inject(struct
* and the return value is in kbytes. s is of struct f2fs_sb_info.
*/
#define BD_PART_WRITTEN(s) \
-(((u64)part_stat_read(s->sb->s_bdev->bd_part, sectors[1]) - \
- s->sectors_written_start) >> 1)
+(((u64)part_stat_read((s)->sb->s_bdev->bd_part, sectors[1]) - \
+ (s)->sectors_written_start) >> 1)
static inline void f2fs_update_time(struct f2fs_sb_info *sbi, int type)
{
@@ -922,8 +1293,7 @@ static inline void f2fs_update_time(stru
static inline bool f2fs_time_over(struct f2fs_sb_info *sbi, int type)
{
- struct timespec ts = {sbi->interval_time[type], 0};
- unsigned long interval = timespec_to_jiffies(&ts);
+ unsigned long interval = sbi->interval_time[type] * HZ;
return time_after(jiffies, sbi->last_time[type] + interval);
}
@@ -943,24 +1313,31 @@ static inline bool is_idle(struct f2fs_s
/*
* Inline functions
*/
-static inline u32 f2fs_crc32(struct f2fs_sb_info *sbi, const void *address,
- unsigned int length)
+static inline u32 __f2fs_crc32(struct f2fs_sb_info *sbi, u32 crc,
+ const void *address, unsigned int length)
{
- SHASH_DESC_ON_STACK(shash, sbi->s_chksum_driver);
- u32 *ctx = (u32 *)shash_desc_ctx(shash);
- u32 retval;
+ struct {
+ struct shash_desc shash;
+ char ctx[4];
+ } desc;
int err;
- shash->tfm = sbi->s_chksum_driver;
- shash->flags = 0;
- *ctx = F2FS_SUPER_MAGIC;
+ BUG_ON(crypto_shash_descsize(sbi->s_chksum_driver) != sizeof(desc.ctx));
- err = crypto_shash_update(shash, address, length);
+ desc.shash.tfm = sbi->s_chksum_driver;
+ desc.shash.flags = 0;
+ *(u32 *)desc.ctx = crc;
+
+ err = crypto_shash_update(&desc.shash, address, length);
BUG_ON(err);
- retval = *ctx;
- barrier_data(ctx);
- return retval;
+ return *(u32 *)desc.ctx;
+}
+
+static inline u32 f2fs_crc32(struct f2fs_sb_info *sbi, const void *address,
+ unsigned int length)
+{
+ return __f2fs_crc32(sbi, F2FS_SUPER_MAGIC, address, length);
}
static inline bool f2fs_crc_valid(struct f2fs_sb_info *sbi, __u32 blk_crc,
@@ -969,6 +1346,12 @@ static inline bool f2fs_crc_valid(struct
return f2fs_crc32(sbi, buf, buf_size) == blk_crc;
}
+static inline u32 f2fs_chksum(struct f2fs_sb_info *sbi, u32 crc,
+ const void *address, unsigned int length)
+{
+ return __f2fs_crc32(sbi, crc, address, length);
+}
+
static inline struct f2fs_inode_info *F2FS_I(struct inode *inode)
{
return container_of(inode, struct f2fs_inode_info, vfs_inode);
@@ -1069,6 +1452,19 @@ static inline unsigned long long cur_cp_
return le64_to_cpu(cp->checkpoint_ver);
}
+static inline unsigned long f2fs_qf_ino(struct super_block *sb, int type)
+{
+ if (type < F2FS_MAX_QUOTAS)
+ return le32_to_cpu(F2FS_SB(sb)->raw_super->qf_ino[type]);
+ return 0;
+}
+
+static inline __u64 cur_cp_crc(struct f2fs_checkpoint *cp)
+{
+ size_t crc_offset = le32_to_cpu(cp->checksum_offset);
+ return le32_to_cpu(*((__le32 *)((unsigned char *)cp + crc_offset)));
+}
+
static inline bool __is_set_ckpt_flags(struct f2fs_checkpoint *cp, unsigned int f)
{
unsigned int ckpt_flags = le32_to_cpu(cp->ckpt_flags);
@@ -1092,9 +1488,11 @@ static inline void __set_ckpt_flags(stru
static inline void set_ckpt_flags(struct f2fs_sb_info *sbi, unsigned int f)
{
- spin_lock(&sbi->cp_lock);
+ unsigned long flags;
+
+ spin_lock_irqsave(&sbi->cp_lock, flags);
__set_ckpt_flags(F2FS_CKPT(sbi), f);
- spin_unlock(&sbi->cp_lock);
+ spin_unlock_irqrestore(&sbi->cp_lock, flags);
}
static inline void __clear_ckpt_flags(struct f2fs_checkpoint *cp, unsigned int f)
@@ -1108,16 +1506,34 @@ static inline void __clear_ckpt_flags(st
static inline void clear_ckpt_flags(struct f2fs_sb_info *sbi, unsigned int f)
{
- spin_lock(&sbi->cp_lock);
+ unsigned long flags;
+
+ spin_lock_irqsave(&sbi->cp_lock, flags);
__clear_ckpt_flags(F2FS_CKPT(sbi), f);
- spin_unlock(&sbi->cp_lock);
+ spin_unlock_irqrestore(&sbi->cp_lock, flags);
}
-static inline bool f2fs_discard_en(struct f2fs_sb_info *sbi)
+static inline void disable_nat_bits(struct f2fs_sb_info *sbi, bool lock)
{
- struct request_queue *q = bdev_get_queue(sbi->sb->s_bdev);
+ unsigned long flags;
- return blk_queue_discard(q);
+ set_sbi_flag(sbi, SBI_NEED_FSCK);
+
+ if (lock)
+ spin_lock_irqsave(&sbi->cp_lock, flags);
+ __clear_ckpt_flags(F2FS_CKPT(sbi), CP_NAT_BITS_FLAG);
+ kfree(NM_I(sbi)->nat_bits);
+ NM_I(sbi)->nat_bits = NULL;
+ if (lock)
+ spin_unlock_irqrestore(&sbi->cp_lock, flags);
+}
+
+static inline bool enabled_nat_bits(struct f2fs_sb_info *sbi,
+ struct cp_control *cpc)
+{
+ bool set = is_set_ckpt_flags(sbi, CP_NAT_BITS_FLAG);
+
+ return (cpc) ? (cpc->reason & CP_UMOUNT) && set : set;
}
static inline void f2fs_lock_op(struct f2fs_sb_info *sbi)
@@ -1125,6 +1541,11 @@ static inline void f2fs_lock_op(struct f
down_read(&sbi->cp_rwsem);
}
+static inline int f2fs_trylock_op(struct f2fs_sb_info *sbi)
+{
+ return down_read_trylock(&sbi->cp_rwsem);
+}
+
static inline void f2fs_unlock_op(struct f2fs_sb_info *sbi)
{
up_read(&sbi->cp_rwsem);
@@ -1153,7 +1574,7 @@ static inline int __get_cp_reason(struct
static inline bool __remain_node_summaries(int reason)
{
- return (reason == CP_UMOUNT || reason == CP_FASTBOOT);
+ return (reason & (CP_UMOUNT | CP_FASTBOOT));
}
static inline bool __exist_node_summaries(struct f2fs_sb_info *sbi)
@@ -1174,17 +1595,14 @@ static inline int check_nid_range(struct
return 0;
}
-#define F2FS_DEFAULT_ALLOCATED_BLOCKS 1
-
/*
* Check whether the inode has blocks or not
*/
static inline int F2FS_HAS_BLOCKS(struct inode *inode)
{
- if (F2FS_I(inode)->i_xattr_nid)
- return inode->i_blocks > F2FS_DEFAULT_ALLOCATED_BLOCKS + 1;
- else
- return inode->i_blocks > F2FS_DEFAULT_ALLOCATED_BLOCKS;
+ block_t xattr_block = F2FS_I(inode)->i_xattr_nid ? 1 : 0;
+
+ return (inode->i_blocks >> F2FS_LOG_SECTORS_PER_BLOCK) > xattr_block;
}
static inline bool f2fs_has_xattr_block(unsigned int ofs)
@@ -1192,15 +1610,43 @@ static inline bool f2fs_has_xattr_block(
return ofs == XATTR_NODE_OFFSET;
}
-static inline void f2fs_i_blocks_write(struct inode *, blkcnt_t, bool);
-static inline bool inc_valid_block_count(struct f2fs_sb_info *sbi,
+static inline bool __allow_reserved_blocks(struct f2fs_sb_info *sbi,
+ struct inode *inode, bool cap)
+{
+ if (!inode)
+ return true;
+ if (!test_opt(sbi, RESERVE_ROOT))
+ return false;
+ if (IS_NOQUOTA(inode))
+ return true;
+ if (uid_eq(F2FS_OPTION(sbi).s_resuid, current_fsuid()))
+ return true;
+ if (!gid_eq(F2FS_OPTION(sbi).s_resgid, GLOBAL_ROOT_GID) &&
+ in_group_p(F2FS_OPTION(sbi).s_resgid))
+ return true;
+ if (cap && capable(CAP_SYS_RESOURCE))
+ return true;
+ return false;
+}
+
+static inline void f2fs_i_blocks_write(struct inode *, block_t, bool, bool);
+static inline int inc_valid_block_count(struct f2fs_sb_info *sbi,
struct inode *inode, blkcnt_t *count)
{
- blkcnt_t diff;
+ blkcnt_t diff = 0, release = 0;
+ block_t avail_user_block_count;
+ int ret;
+
+ ret = dquot_reserve_block(inode, *count);
+ if (ret)
+ return ret;
#ifdef CONFIG_F2FS_FAULT_INJECTION
- if (time_to_inject(sbi, FAULT_BLOCK))
- return false;
+ if (time_to_inject(sbi, FAULT_BLOCK)) {
+ f2fs_show_injection_info(FAULT_BLOCK);
+ release = *count;
+ goto enospc;
+ }
#endif
/*
* let's increase this in prior to actual block count change in order
@@ -1210,39 +1656,61 @@ static inline bool inc_valid_block_count
spin_lock(&sbi->stat_lock);
sbi->total_valid_block_count += (block_t)(*count);
- if (unlikely(sbi->total_valid_block_count > sbi->user_block_count)) {
- diff = sbi->total_valid_block_count - sbi->user_block_count;
+ avail_user_block_count = sbi->user_block_count -
+ sbi->current_reserved_blocks;
+
+ if (!__allow_reserved_blocks(sbi, inode, true))
+ avail_user_block_count -= F2FS_OPTION(sbi).root_reserved_blocks;
+
+ if (unlikely(sbi->total_valid_block_count > avail_user_block_count)) {
+ diff = sbi->total_valid_block_count - avail_user_block_count;
+ if (diff > *count)
+ diff = *count;
*count -= diff;
- sbi->total_valid_block_count = sbi->user_block_count;
+ release = diff;
+ sbi->total_valid_block_count -= diff;
if (!*count) {
spin_unlock(&sbi->stat_lock);
percpu_counter_sub(&sbi->alloc_valid_block_count, diff);
- return false;
+ goto enospc;
}
}
spin_unlock(&sbi->stat_lock);
- f2fs_i_blocks_write(inode, *count, true);
- return true;
+ if (unlikely(release))
+ dquot_release_reservation_block(inode, release);
+ f2fs_i_blocks_write(inode, *count, true, true);
+ return 0;
+
+enospc:
+ dquot_release_reservation_block(inode, release);
+ return -ENOSPC;
}
static inline void dec_valid_block_count(struct f2fs_sb_info *sbi,
struct inode *inode,
- blkcnt_t count)
+ block_t count)
{
+ blkcnt_t sectors = count << F2FS_LOG_SECTORS_PER_BLOCK;
+
spin_lock(&sbi->stat_lock);
f2fs_bug_on(sbi, sbi->total_valid_block_count < (block_t) count);
- f2fs_bug_on(sbi, inode->i_blocks < count);
+ f2fs_bug_on(sbi, inode->i_blocks < sectors);
sbi->total_valid_block_count -= (block_t)count;
+ if (sbi->reserved_blocks &&
+ sbi->current_reserved_blocks < sbi->reserved_blocks)
+ sbi->current_reserved_blocks = min(sbi->reserved_blocks,
+ sbi->current_reserved_blocks + count);
spin_unlock(&sbi->stat_lock);
- f2fs_i_blocks_write(inode, count, false);
+ f2fs_i_blocks_write(inode, count, false, true);
}
static inline void inc_page_count(struct f2fs_sb_info *sbi, int count_type)
{
atomic_inc(&sbi->nr_pages[count_type]);
- if (count_type == F2FS_DIRTY_DATA || count_type == F2FS_INMEM_PAGES)
+ if (count_type == F2FS_DIRTY_DATA || count_type == F2FS_INMEM_PAGES ||
+ count_type == F2FS_WB_CP_DATA || count_type == F2FS_WB_DATA)
return;
set_sbi_flag(sbi, SBI_IS_DIRTY);
@@ -1253,6 +1721,8 @@ static inline void inode_inc_dirty_pages
atomic_inc(&F2FS_I(inode)->dirty_pages);
inc_page_count(F2FS_I_SB(inode), S_ISDIR(inode->i_mode) ?
F2FS_DIRTY_DENTS : F2FS_DIRTY_DATA);
+ if (IS_NOQUOTA(inode))
+ inc_page_count(F2FS_I_SB(inode), F2FS_DIRTY_QDATA);
}
static inline void dec_page_count(struct f2fs_sb_info *sbi, int count_type)
@@ -1269,6 +1739,8 @@ static inline void inode_dec_dirty_pages
atomic_dec(&F2FS_I(inode)->dirty_pages);
dec_page_count(F2FS_I_SB(inode), S_ISDIR(inode->i_mode) ?
F2FS_DIRTY_DENTS : F2FS_DIRTY_DATA);
+ if (IS_NOQUOTA(inode))
+ dec_page_count(F2FS_I_SB(inode), F2FS_DIRTY_QDATA);
}
static inline s64 get_pages(struct f2fs_sb_info *sbi, int count_type)
@@ -1323,6 +1795,12 @@ static inline void *__bitmap_ptr(struct
struct f2fs_checkpoint *ckpt = F2FS_CKPT(sbi);
int offset;
+ if (is_set_ckpt_flags(sbi, CP_LARGE_NAT_BITMAP_FLAG)) {
+ offset = (flag == SIT_BITMAP) ?
+ le32_to_cpu(ckpt->nat_ver_bitmap_bytesize) : 0;
+ return &ckpt->sit_nat_version_bitmap + offset;
+ }
+
if (__cp_payload(sbi) > 0) {
if (flag == NAT_BITMAP)
return &ckpt->sit_nat_version_bitmap;
@@ -1363,51 +1841,84 @@ static inline block_t __start_sum_addr(s
return le32_to_cpu(F2FS_CKPT(sbi)->cp_pack_start_sum);
}
-static inline bool inc_valid_node_count(struct f2fs_sb_info *sbi,
- struct inode *inode)
+static inline int inc_valid_node_count(struct f2fs_sb_info *sbi,
+ struct inode *inode, bool is_inode)
{
block_t valid_block_count;
unsigned int valid_node_count;
+ bool quota = inode && !is_inode;
+
+ if (quota) {
+ int ret = dquot_reserve_block(inode, 1);
+ if (ret)
+ return ret;
+ }
+
+#ifdef CONFIG_F2FS_FAULT_INJECTION
+ if (time_to_inject(sbi, FAULT_BLOCK)) {
+ f2fs_show_injection_info(FAULT_BLOCK);
+ goto enospc;
+ }
+#endif
spin_lock(&sbi->stat_lock);
- valid_block_count = sbi->total_valid_block_count + 1;
+ valid_block_count = sbi->total_valid_block_count +
+ sbi->current_reserved_blocks + 1;
+
+ if (!__allow_reserved_blocks(sbi, inode, false))
+ valid_block_count += F2FS_OPTION(sbi).root_reserved_blocks;
+
if (unlikely(valid_block_count > sbi->user_block_count)) {
spin_unlock(&sbi->stat_lock);
- return false;
+ goto enospc;
}
valid_node_count = sbi->total_valid_node_count + 1;
if (unlikely(valid_node_count > sbi->total_node_count)) {
spin_unlock(&sbi->stat_lock);
- return false;
+ goto enospc;
}
- if (inode)
- f2fs_i_blocks_write(inode, 1, true);
-
sbi->total_valid_node_count++;
sbi->total_valid_block_count++;
spin_unlock(&sbi->stat_lock);
+ if (inode) {
+ if (is_inode)
+ f2fs_mark_inode_dirty_sync(inode, true);
+ else
+ f2fs_i_blocks_write(inode, 1, true, true);
+ }
+
percpu_counter_inc(&sbi->alloc_valid_block_count);
- return true;
+ return 0;
+
+enospc:
+ if (quota)
+ dquot_release_reservation_block(inode, 1);
+ return -ENOSPC;
}
static inline void dec_valid_node_count(struct f2fs_sb_info *sbi,
- struct inode *inode)
+ struct inode *inode, bool is_inode)
{
spin_lock(&sbi->stat_lock);
f2fs_bug_on(sbi, !sbi->total_valid_block_count);
f2fs_bug_on(sbi, !sbi->total_valid_node_count);
- f2fs_bug_on(sbi, !inode->i_blocks);
+ f2fs_bug_on(sbi, !is_inode && !inode->i_blocks);
- f2fs_i_blocks_write(inode, 1, false);
sbi->total_valid_node_count--;
sbi->total_valid_block_count--;
+ if (sbi->reserved_blocks &&
+ sbi->current_reserved_blocks < sbi->reserved_blocks)
+ sbi->current_reserved_blocks++;
spin_unlock(&sbi->stat_lock);
+
+ if (!is_inode)
+ f2fs_i_blocks_write(inode, 1, false, true);
}
static inline unsigned int valid_node_count(struct f2fs_sb_info *sbi)
@@ -1435,17 +1946,33 @@ static inline struct page *f2fs_grab_cac
{
#ifdef CONFIG_F2FS_FAULT_INJECTION
struct page *page = find_lock_page(mapping, index);
+
if (page)
return page;
- if (time_to_inject(F2FS_M_SB(mapping), FAULT_PAGE_ALLOC))
+ if (time_to_inject(F2FS_M_SB(mapping), FAULT_PAGE_ALLOC)) {
+ f2fs_show_injection_info(FAULT_PAGE_ALLOC);
return NULL;
+ }
#endif
if (!for_write)
return grab_cache_page(mapping, index);
return grab_cache_page_write_begin(mapping, index, AOP_FLAG_NOFS);
}
+static inline struct page *f2fs_pagecache_get_page(
+ struct address_space *mapping, pgoff_t index,
+ int fgp_flags, gfp_t gfp_mask)
+{
+#ifdef CONFIG_F2FS_FAULT_INJECTION
+ if (time_to_inject(F2FS_M_SB(mapping), FAULT_PAGE_GET)) {
+ f2fs_show_injection_info(FAULT_PAGE_GET);
+ return NULL;
+ }
+#endif
+ return pagecache_get_page(mapping, index, fgp_flags, gfp_mask);
+}
+
static inline void f2fs_copy_page(struct page *src, struct page *dst)
{
char *src_kaddr = kmap(src);
@@ -1495,15 +2022,25 @@ static inline void *f2fs_kmem_cache_allo
return entry;
}
-static inline struct bio *f2fs_bio_alloc(int npages)
+static inline struct bio *f2fs_bio_alloc(struct f2fs_sb_info *sbi,
+ int npages, bool no_fail)
{
struct bio *bio;
- /* No failure on bio allocation */
- bio = bio_alloc(GFP_NOIO, npages);
- if (!bio)
- bio = bio_alloc(GFP_NOIO | __GFP_NOFAIL, npages);
- return bio;
+ if (no_fail) {
+ /* No failure on bio allocation */
+ bio = bio_alloc(GFP_NOIO, npages);
+ if (!bio)
+ bio = bio_alloc(GFP_NOIO | __GFP_NOFAIL, npages);
+ return bio;
+ }
+#ifdef CONFIG_F2FS_FAULT_INJECTION
+ if (time_to_inject(sbi, FAULT_ALLOC_BIO)) {
+ f2fs_show_injection_info(FAULT_ALLOC_BIO);
+ return NULL;
+ }
+#endif
+ return bio_alloc(GFP_KERNEL, npages);
}
static inline void f2fs_radix_tree_insert(struct radix_tree_root *root,
@@ -1518,22 +2055,42 @@ static inline void f2fs_radix_tree_inser
static inline bool IS_INODE(struct page *page)
{
struct f2fs_node *p = F2FS_NODE(page);
+
return RAW_IS_INODE(p);
}
+static inline int offset_in_addr(struct f2fs_inode *i)
+{
+ return (i->i_inline & F2FS_EXTRA_ATTR) ?
+ (le16_to_cpu(i->i_extra_isize) / sizeof(__le32)) : 0;
+}
+
static inline __le32 *blkaddr_in_node(struct f2fs_node *node)
{
return RAW_IS_INODE(node) ? node->i.i_addr : node->dn.addr;
}
-static inline block_t datablock_addr(struct page *node_page,
- unsigned int offset)
+static inline int f2fs_has_extra_attr(struct inode *inode);
+static inline block_t datablock_addr(struct inode *inode,
+ struct page *node_page, unsigned int offset)
{
struct f2fs_node *raw_node;
__le32 *addr_array;
+ int base = 0;
+ bool is_inode = IS_INODE(node_page);
+
raw_node = F2FS_NODE(node_page);
+
+ /* from GC path only */
+ if (is_inode) {
+ if (!inode)
+ base = offset_in_addr(&raw_node->i);
+ else if (f2fs_has_extra_attr(inode))
+ base = get_extra_isize(inode);
+ }
+
addr_array = blkaddr_in_node(raw_node);
- return le32_to_cpu(addr_array[offset]);
+ return le32_to_cpu(addr_array[base + offset]);
}
static inline int f2fs_test_bit(unsigned int nr, char *addr)
@@ -1596,6 +2153,20 @@ static inline void f2fs_change_bit(unsig
*addr ^= mask;
}
+#define F2FS_REG_FLMASK (~(FS_DIRSYNC_FL | FS_TOPDIR_FL))
+#define F2FS_OTHER_FLMASK (FS_NODUMP_FL | FS_NOATIME_FL)
+#define F2FS_FL_INHERITED (FS_PROJINHERIT_FL)
+
+static inline __u32 f2fs_mask_flags(umode_t mode, __u32 flags)
+{
+ if (S_ISDIR(mode))
+ return flags;
+ else if (S_ISREG(mode))
+ return flags & F2FS_REG_FLMASK;
+ else
+ return flags & F2FS_OTHER_FLMASK;
+}
+
/* used for f2fs_inode_info->flags */
enum {
FI_NEW_INODE, /* indicate newly allocated inode */
@@ -1614,6 +2185,7 @@ enum {
FI_UPDATE_WRITE, /* inode has in-place-update data */
FI_NEED_IPU, /* used for ipu per file */
FI_ATOMIC_FILE, /* indicate atomic file */
+ FI_ATOMIC_COMMIT, /* indicate the state of atomical committing */
FI_VOLATILE_FILE, /* indicate volatile file */
FI_FIRST_BLOCK_WRITTEN, /* indicate #0 data block was written */
FI_DROP_CACHE, /* drop dirty page cache */
@@ -1621,6 +2193,11 @@ enum {
FI_INLINE_DOTS, /* indicate inline dot dentries */
FI_DO_DEFRAG, /* indicate defragment is running */
FI_DIRTY_FILE, /* indicate regular/symlink has dirty pages */
+ FI_NO_PREALLOC, /* indicate skipped preallocated blocks */
+ FI_HOT_DATA, /* indicate file is hot */
+ FI_EXTRA_ATTR, /* indicate file has extra attribute */
+ FI_PROJ_INHERIT, /* indicate file inherits projectid */
+ FI_PIN_FILE, /* indicate file should not be gced */
};
static inline void __mark_inode_dirty_flag(struct inode *inode,
@@ -1630,11 +2207,13 @@ static inline void __mark_inode_dirty_fl
case FI_INLINE_XATTR:
case FI_INLINE_DATA:
case FI_INLINE_DENTRY:
+ case FI_NEW_INODE:
if (set)
return;
case FI_DATA_EXIST:
case FI_INLINE_DOTS:
- f2fs_mark_inode_dirty_sync(inode);
+ case FI_PIN_FILE:
+ f2fs_mark_inode_dirty_sync(inode, true);
}
}
@@ -1661,7 +2240,7 @@ static inline void set_acl_inode(struct
{
F2FS_I(inode)->i_acl_mode = mode;
set_inode_flag(inode, FI_ACL_MODE);
- f2fs_mark_inode_dirty_sync(inode);
+ f2fs_mark_inode_dirty_sync(inode, false);
}
static inline void f2fs_i_links_write(struct inode *inode, bool inc)
@@ -1670,18 +2249,26 @@ static inline void f2fs_i_links_write(st
inc_nlink(inode);
else
drop_nlink(inode);
- f2fs_mark_inode_dirty_sync(inode);
+ f2fs_mark_inode_dirty_sync(inode, true);
}
static inline void f2fs_i_blocks_write(struct inode *inode,
- blkcnt_t diff, bool add)
+ block_t diff, bool add, bool claim)
{
bool clean = !is_inode_flag_set(inode, FI_DIRTY_INODE);
bool recover = is_inode_flag_set(inode, FI_AUTO_RECOVER);
- inode->i_blocks = add ? inode->i_blocks + diff :
- inode->i_blocks - diff;
- f2fs_mark_inode_dirty_sync(inode);
+ /* add = 1, claim = 1 should be dquot_reserve_block in pair */
+ if (add) {
+ if (claim)
+ dquot_claim_block(inode, diff);
+ else
+ dquot_alloc_block_nofail(inode, diff);
+ } else {
+ dquot_free_block(inode, diff);
+ }
+
+ f2fs_mark_inode_dirty_sync(inode, true);
if (clean || recover)
set_inode_flag(inode, FI_AUTO_RECOVER);
}
@@ -1695,34 +2282,34 @@ static inline void f2fs_i_size_write(str
return;
i_size_write(inode, i_size);
- f2fs_mark_inode_dirty_sync(inode);
+ f2fs_mark_inode_dirty_sync(inode, true);
if (clean || recover)
set_inode_flag(inode, FI_AUTO_RECOVER);
}
-static inline bool f2fs_skip_inode_update(struct inode *inode)
+static inline void f2fs_i_depth_write(struct inode *inode, unsigned int depth)
{
- if (!is_inode_flag_set(inode, FI_AUTO_RECOVER))
- return false;
- return F2FS_I(inode)->last_disk_size == i_size_read(inode);
+ F2FS_I(inode)->i_current_depth = depth;
+ f2fs_mark_inode_dirty_sync(inode, true);
}
-static inline void f2fs_i_depth_write(struct inode *inode, unsigned int depth)
+static inline void f2fs_i_gc_failures_write(struct inode *inode,
+ unsigned int count)
{
- F2FS_I(inode)->i_current_depth = depth;
- f2fs_mark_inode_dirty_sync(inode);
+ F2FS_I(inode)->i_gc_failures = count;
+ f2fs_mark_inode_dirty_sync(inode, true);
}
static inline void f2fs_i_xnid_write(struct inode *inode, nid_t xnid)
{
F2FS_I(inode)->i_xattr_nid = xnid;
- f2fs_mark_inode_dirty_sync(inode);
+ f2fs_mark_inode_dirty_sync(inode, true);
}
static inline void f2fs_i_pino_write(struct inode *inode, nid_t pino)
{
F2FS_I(inode)->i_pino = pino;
- f2fs_mark_inode_dirty_sync(inode);
+ f2fs_mark_inode_dirty_sync(inode, true);
}
static inline void get_inline_info(struct inode *inode, struct f2fs_inode *ri)
@@ -1739,6 +2326,10 @@ static inline void get_inline_info(struc
set_bit(FI_DATA_EXIST, &fi->flags);
if (ri->i_inline & F2FS_INLINE_DOTS)
set_bit(FI_INLINE_DOTS, &fi->flags);
+ if (ri->i_inline & F2FS_EXTRA_ATTR)
+ set_bit(FI_EXTRA_ATTR, &fi->flags);
+ if (ri->i_inline & F2FS_PIN_FILE)
+ set_bit(FI_PIN_FILE, &fi->flags);
}
static inline void set_raw_inline(struct inode *inode, struct f2fs_inode *ri)
@@ -1755,6 +2346,15 @@ static inline void set_raw_inline(struct
ri->i_inline |= F2FS_DATA_EXIST;
if (is_inode_flag_set(inode, FI_INLINE_DOTS))
ri->i_inline |= F2FS_INLINE_DOTS;
+ if (is_inode_flag_set(inode, FI_EXTRA_ATTR))
+ ri->i_inline |= F2FS_EXTRA_ATTR;
+ if (is_inode_flag_set(inode, FI_PIN_FILE))
+ ri->i_inline |= F2FS_PIN_FILE;
+}
+
+static inline int f2fs_has_extra_attr(struct inode *inode)
+{
+ return is_inode_flag_set(inode, FI_EXTRA_ATTR);
}
static inline int f2fs_has_inline_xattr(struct inode *inode)
@@ -1764,24 +2364,20 @@ static inline int f2fs_has_inline_xattr(
static inline unsigned int addrs_per_inode(struct inode *inode)
{
- if (f2fs_has_inline_xattr(inode))
- return DEF_ADDRS_PER_INODE - F2FS_INLINE_XATTR_ADDRS;
- return DEF_ADDRS_PER_INODE;
+ return CUR_ADDRS_PER_INODE(inode) - get_inline_xattr_addrs(inode);
}
-static inline void *inline_xattr_addr(struct page *page)
+static inline void *inline_xattr_addr(struct inode *inode, struct page *page)
{
struct f2fs_inode *ri = F2FS_INODE(page);
+
return (void *)&(ri->i_addr[DEF_ADDRS_PER_INODE -
- F2FS_INLINE_XATTR_ADDRS]);
+ get_inline_xattr_addrs(inode)]);
}
static inline int inline_xattr_size(struct inode *inode)
{
- if (f2fs_has_inline_xattr(inode))
- return F2FS_INLINE_XATTR_ADDRS << 2;
- else
- return 0;
+ return get_inline_xattr_addrs(inode) * sizeof(__le32);
}
static inline int f2fs_has_inline_data(struct inode *inode)
@@ -1789,12 +2385,6 @@ static inline int f2fs_has_inline_data(s
return is_inode_flag_set(inode, FI_INLINE_DATA);
}
-static inline void f2fs_clear_inline_inode(struct inode *inode)
-{
- clear_inode_flag(inode, FI_INLINE_DATA);
- clear_inode_flag(inode, FI_DATA_EXIST);
-}
-
static inline int f2fs_exist_data(struct inode *inode)
{
return is_inode_flag_set(inode, FI_DATA_EXIST);
@@ -1805,11 +2395,21 @@ static inline int f2fs_has_inline_dots(s
return is_inode_flag_set(inode, FI_INLINE_DOTS);
}
+static inline bool f2fs_is_pinned_file(struct inode *inode)
+{
+ return is_inode_flag_set(inode, FI_PIN_FILE);
+}
+
static inline bool f2fs_is_atomic_file(struct inode *inode)
{
return is_inode_flag_set(inode, FI_ATOMIC_FILE);
}
+static inline bool f2fs_is_commit_atomic_write(struct inode *inode)
+{
+ return is_inode_flag_set(inode, FI_ATOMIC_COMMIT);
+}
+
static inline bool f2fs_is_volatile_file(struct inode *inode)
{
return is_inode_flag_set(inode, FI_VOLATILE_FILE);
@@ -1825,10 +2425,12 @@ static inline bool f2fs_is_drop_cache(st
return is_inode_flag_set(inode, FI_DROP_CACHE);
}
-static inline void *inline_data_addr(struct page *page)
+static inline void *inline_data_addr(struct inode *inode, struct page *page)
{
struct f2fs_inode *ri = F2FS_INODE(page);
- return (void *)&(ri->i_addr[1]);
+ int extra_size = get_extra_isize(inode);
+
+ return (void *)&(ri->i_addr[extra_size + DEF_INLINE_RESERVED_SIZE]);
}
static inline int f2fs_has_inline_dentry(struct inode *inode)
@@ -1836,12 +2438,6 @@ static inline int f2fs_has_inline_dentry
return is_inode_flag_set(inode, FI_INLINE_DENTRY);
}
-static inline void f2fs_dentry_kunmap(struct inode *dir, struct page *page)
-{
- if (!f2fs_has_inline_dentry(dir))
- kunmap(page);
-}
-
static inline int is_file(struct inode *inode, int type)
{
return F2FS_I(inode)->i_advise & type;
@@ -1850,16 +2446,50 @@ static inline int is_file(struct inode *
static inline void set_file(struct inode *inode, int type)
{
F2FS_I(inode)->i_advise |= type;
- f2fs_mark_inode_dirty_sync(inode);
+ f2fs_mark_inode_dirty_sync(inode, true);
}
static inline void clear_file(struct inode *inode, int type)
{
F2FS_I(inode)->i_advise &= ~type;
- f2fs_mark_inode_dirty_sync(inode);
+ f2fs_mark_inode_dirty_sync(inode, true);
}
-static inline int f2fs_readonly(struct super_block *sb)
+static inline bool f2fs_skip_inode_update(struct inode *inode, int dsync)
+{
+ bool ret;
+
+ if (dsync) {
+ struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
+
+ spin_lock(&sbi->inode_lock[DIRTY_META]);
+ ret = list_empty(&F2FS_I(inode)->gdirty_list);
+ spin_unlock(&sbi->inode_lock[DIRTY_META]);
+ return ret;
+ }
+ if (!is_inode_flag_set(inode, FI_AUTO_RECOVER) ||
+ file_keep_isize(inode) ||
+ i_size_read(inode) & ~PAGE_MASK)
+ return false;
+
+ if (!timespec_equal(F2FS_I(inode)->i_disk_time, &inode->i_atime))
+ return false;
+ if (!timespec_equal(F2FS_I(inode)->i_disk_time + 1, &inode->i_ctime))
+ return false;
+ if (!timespec_equal(F2FS_I(inode)->i_disk_time + 2, &inode->i_mtime))
+ return false;
+ if (!timespec_equal(F2FS_I(inode)->i_disk_time + 3,
+ &F2FS_I(inode)->i_crtime))
+ return false;
+
+ down_read(&F2FS_I(inode)->i_sem);
+ ret = F2FS_I(inode)->last_disk_size == i_size_read(inode);
+ up_read(&F2FS_I(inode)->i_sem);
+
+ return ret;
+}
+
+static inline bool f2fs_readonly(struct super_block *sb)
{
return sb->s_flags & MS_RDONLY;
}
@@ -1893,13 +2523,15 @@ static inline void *f2fs_kmalloc(struct
size_t size, gfp_t flags)
{
#ifdef CONFIG_F2FS_FAULT_INJECTION
- if (time_to_inject(sbi, FAULT_KMALLOC))
+ if (time_to_inject(sbi, FAULT_KMALLOC)) {
+ f2fs_show_injection_info(FAULT_KMALLOC);
return NULL;
+ }
#endif
return kmalloc(size, flags);
}
-static inline void *f2fs_kvmalloc(size_t size, gfp_t flags)
+static inline void *kvmalloc(size_t size, gfp_t flags)
{
void *ret;
@@ -1909,7 +2541,7 @@ static inline void *f2fs_kvmalloc(size_t
return ret;
}
-static inline void *f2fs_kvzalloc(size_t size, gfp_t flags)
+static inline void *kvzalloc(size_t size, gfp_t flags)
{
void *ret;
@@ -1919,85 +2551,170 @@ static inline void *f2fs_kvzalloc(size_t
return ret;
}
+static inline int wbc_to_write_flags(struct writeback_control *wbc)
+{
+ if (wbc->sync_mode == WB_SYNC_ALL)
+ return REQ_SYNC;
+ else if (wbc->for_kupdate || wbc->for_background)
+ return 0;
+
+ return 0;
+}
+
+static inline void *f2fs_kzalloc(struct f2fs_sb_info *sbi,
+ size_t size, gfp_t flags)
+{
+ return f2fs_kmalloc(sbi, size, flags | __GFP_ZERO);
+}
+
+static inline void *f2fs_kvmalloc(struct f2fs_sb_info *sbi,
+ size_t size, gfp_t flags)
+{
+#ifdef CONFIG_F2FS_FAULT_INJECTION
+ if (time_to_inject(sbi, FAULT_KVMALLOC)) {
+ f2fs_show_injection_info(FAULT_KVMALLOC);
+ return NULL;
+ }
+#endif
+ return kvmalloc(size, flags);
+}
+
+static inline void *f2fs_kvzalloc(struct f2fs_sb_info *sbi,
+ size_t size, gfp_t flags)
+{
+ return f2fs_kvmalloc(sbi, size, flags | __GFP_ZERO);
+}
+
+static inline int get_extra_isize(struct inode *inode)
+{
+ return F2FS_I(inode)->i_extra_isize / sizeof(__le32);
+}
+
+static inline int get_inline_xattr_addrs(struct inode *inode)
+{
+ return F2FS_I(inode)->i_inline_xattr_size;
+}
+
#define get_inode_mode(i) \
((is_inode_flag_set(i, FI_ACL_MODE)) ? \
(F2FS_I(i)->i_acl_mode) : ((i)->i_mode))
-/* get offset of first page in next direct node */
-#define PGOFS_OF_NEXT_DNODE(pgofs, inode) \
- ((pgofs < ADDRS_PER_INODE(inode)) ? ADDRS_PER_INODE(inode) : \
- (pgofs - ADDRS_PER_INODE(inode) + ADDRS_PER_BLOCK) / \
- ADDRS_PER_BLOCK * ADDRS_PER_BLOCK + ADDRS_PER_INODE(inode))
+#define F2FS_TOTAL_EXTRA_ATTR_SIZE \
+ (offsetof(struct f2fs_inode, i_extra_end) - \
+ offsetof(struct f2fs_inode, i_extra_isize)) \
+
+#define F2FS_OLD_ATTRIBUTE_SIZE (offsetof(struct f2fs_inode, i_addr))
+#define F2FS_FITS_IN_INODE(f2fs_inode, extra_isize, field) \
+ ((offsetof(typeof(*f2fs_inode), field) + \
+ sizeof((f2fs_inode)->field)) \
+ <= (F2FS_OLD_ATTRIBUTE_SIZE + extra_isize)) \
+
+static inline void f2fs_reset_iostat(struct f2fs_sb_info *sbi)
+{
+ int i;
+
+ spin_lock(&sbi->iostat_lock);
+ for (i = 0; i < NR_IO_TYPE; i++)
+ sbi->write_iostat[i] = 0;
+ spin_unlock(&sbi->iostat_lock);
+}
+
+static inline void f2fs_update_iostat(struct f2fs_sb_info *sbi,
+ enum iostat_type type, unsigned long long io_bytes)
+{
+ if (!sbi->iostat_enable)
+ return;
+ spin_lock(&sbi->iostat_lock);
+ sbi->write_iostat[type] += io_bytes;
+
+ if (type == APP_WRITE_IO || type == APP_DIRECT_IO)
+ sbi->write_iostat[APP_BUFFERED_IO] =
+ sbi->write_iostat[APP_WRITE_IO] -
+ sbi->write_iostat[APP_DIRECT_IO];
+ spin_unlock(&sbi->iostat_lock);
+}
/*
* file.c
*/
-int f2fs_sync_file(struct file *, loff_t, loff_t, int);
-void truncate_data_blocks(struct dnode_of_data *);
-int truncate_blocks(struct inode *, u64, bool);
-int f2fs_truncate(struct inode *);
-int f2fs_getattr(struct vfsmount *, struct dentry *, struct kstat *);
-int f2fs_setattr(struct dentry *, struct iattr *);
-int truncate_hole(struct inode *, pgoff_t, pgoff_t);
-int truncate_data_blocks_range(struct dnode_of_data *, int);
-long f2fs_ioctl(struct file *, unsigned int, unsigned long);
-long f2fs_compat_ioctl(struct file *, unsigned int, unsigned long);
+int f2fs_sync_file(struct file *file, loff_t start, loff_t end, int datasync);
+void truncate_data_blocks(struct dnode_of_data *dn);
+int truncate_blocks(struct inode *inode, u64 from, bool lock);
+int f2fs_truncate(struct inode *inode);
+int f2fs_getattr(struct vfsmount *mnt, struct dentry *dentry,
+ struct kstat *stat);
+int f2fs_setattr(struct dentry *dentry, struct iattr *attr);
+int truncate_hole(struct inode *inode, pgoff_t pg_start, pgoff_t pg_end);
+void truncate_data_blocks_range(struct dnode_of_data *dn, int count);
+int f2fs_precache_extents(struct inode *inode);
+long f2fs_ioctl(struct file *filp, unsigned int cmd, unsigned long arg);
+long f2fs_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg);
+int f2fs_pin_file_control(struct inode *inode, bool inc);
/*
* inode.c
*/
-void f2fs_set_inode_flags(struct inode *);
-struct inode *f2fs_iget(struct super_block *, unsigned long);
-struct inode *f2fs_iget_retry(struct super_block *, unsigned long);
-int try_to_free_nats(struct f2fs_sb_info *, int);
-int update_inode(struct inode *, struct page *);
-int update_inode_page(struct inode *);
-int f2fs_write_inode(struct inode *, struct writeback_control *);
-void f2fs_evict_inode(struct inode *);
-void handle_failed_inode(struct inode *);
+void f2fs_set_inode_flags(struct inode *inode);
+bool f2fs_inode_chksum_verify(struct f2fs_sb_info *sbi, struct page *page);
+void f2fs_inode_chksum_set(struct f2fs_sb_info *sbi, struct page *page);
+struct inode *f2fs_iget(struct super_block *sb, unsigned long ino);
+struct inode *f2fs_iget_retry(struct super_block *sb, unsigned long ino);
+int try_to_free_nats(struct f2fs_sb_info *sbi, int nr_shrink);
+void update_inode(struct inode *inode, struct page *node_page);
+void update_inode_page(struct inode *inode);
+int f2fs_write_inode(struct inode *inode, struct writeback_control *wbc);
+void f2fs_evict_inode(struct inode *inode);
+void handle_failed_inode(struct inode *inode);
/*
* namei.c
*/
+int update_extension_list(struct f2fs_sb_info *sbi, const char *name,
+ bool hot, bool set);
struct dentry *f2fs_get_parent(struct dentry *child);
/*
* dir.c
*/
-void set_de_type(struct f2fs_dir_entry *, umode_t);
-unsigned char get_de_type(struct f2fs_dir_entry *);
-struct f2fs_dir_entry *find_target_dentry(struct fscrypt_name *,
- f2fs_hash_t, int *, struct f2fs_dentry_ptr *);
-bool f2fs_fill_dentries(struct dir_context *, struct f2fs_dentry_ptr *,
- unsigned int, struct fscrypt_str *);
-void do_make_empty_dir(struct inode *, struct inode *,
- struct f2fs_dentry_ptr *);
-struct page *init_inode_metadata(struct inode *, struct inode *,
- const struct qstr *, const struct qstr *, struct page *);
-void update_parent_metadata(struct inode *, struct inode *, unsigned int);
-int room_for_filename(const void *, int, int);
-void f2fs_drop_nlink(struct inode *, struct inode *);
-struct f2fs_dir_entry *__f2fs_find_entry(struct inode *, struct fscrypt_name *,
- struct page **);
-struct f2fs_dir_entry *f2fs_find_entry(struct inode *, const struct qstr *,
- struct page **);
-struct f2fs_dir_entry *f2fs_parent_dir(struct inode *, struct page **);
-ino_t f2fs_inode_by_name(struct inode *, const struct qstr *, struct page **);
-void f2fs_set_link(struct inode *, struct f2fs_dir_entry *,
- struct page *, struct inode *);
-int update_dent_inode(struct inode *, struct inode *, const struct qstr *);
-void f2fs_update_dentry(nid_t ino, umode_t mode, struct f2fs_dentry_ptr *,
- const struct qstr *, f2fs_hash_t , unsigned int);
-int f2fs_add_regular_entry(struct inode *, const struct qstr *,
- const struct qstr *, struct inode *, nid_t, umode_t);
-int __f2fs_do_add_link(struct inode *, struct fscrypt_name*, struct inode *,
- nid_t, umode_t);
-int __f2fs_add_link(struct inode *, const struct qstr *, struct inode *, nid_t,
- umode_t);
-void f2fs_delete_entry(struct f2fs_dir_entry *, struct page *, struct inode *,
- struct inode *);
-int f2fs_do_tmpfile(struct inode *, struct inode *);
-bool f2fs_empty_dir(struct inode *);
+void set_de_type(struct f2fs_dir_entry *de, umode_t mode);
+unsigned char get_de_type(struct f2fs_dir_entry *de);
+struct f2fs_dir_entry *find_target_dentry(struct fscrypt_name *fname,
+ f2fs_hash_t namehash, int *max_slots,
+ struct f2fs_dentry_ptr *d);
+int f2fs_fill_dentries(struct dir_context *ctx, struct f2fs_dentry_ptr *d,
+ unsigned int start_pos, struct fscrypt_str *fstr);
+void do_make_empty_dir(struct inode *inode, struct inode *parent,
+ struct f2fs_dentry_ptr *d);
+struct page *init_inode_metadata(struct inode *inode, struct inode *dir,
+ const struct qstr *new_name,
+ const struct qstr *orig_name, struct page *dpage);
+void update_parent_metadata(struct inode *dir, struct inode *inode,
+ unsigned int current_depth);
+int room_for_filename(const void *bitmap, int slots, int max_slots);
+void f2fs_drop_nlink(struct inode *dir, struct inode *inode);
+struct f2fs_dir_entry *__f2fs_find_entry(struct inode *dir,
+ struct fscrypt_name *fname, struct page **res_page);
+struct f2fs_dir_entry *f2fs_find_entry(struct inode *dir,
+ const struct qstr *child, struct page **res_page);
+struct f2fs_dir_entry *f2fs_parent_dir(struct inode *dir, struct page **p);
+ino_t f2fs_inode_by_name(struct inode *dir, const struct qstr *qstr,
+ struct page **page);
+void f2fs_set_link(struct inode *dir, struct f2fs_dir_entry *de,
+ struct page *page, struct inode *inode);
+void f2fs_update_dentry(nid_t ino, umode_t mode, struct f2fs_dentry_ptr *d,
+ const struct qstr *name, f2fs_hash_t name_hash,
+ unsigned int bit_pos);
+int f2fs_add_regular_entry(struct inode *dir, const struct qstr *new_name,
+ const struct qstr *orig_name,
+ struct inode *inode, nid_t ino, umode_t mode);
+int __f2fs_do_add_link(struct inode *dir, struct fscrypt_name *fname,
+ struct inode *inode, nid_t ino, umode_t mode);
+int __f2fs_add_link(struct inode *dir, const struct qstr *name,
+ struct inode *inode, nid_t ino, umode_t mode);
+void f2fs_delete_entry(struct f2fs_dir_entry *dentry, struct page *page,
+ struct inode *dir, struct inode *inode);
+int f2fs_do_tmpfile(struct inode *inode, struct inode *dir);
+bool f2fs_empty_dir(struct inode *dir);
static inline int f2fs_add_link(struct dentry *dentry, struct inode *inode)
{
@@ -2008,12 +2725,14 @@ static inline int f2fs_add_link(struct d
/*
* super.c
*/
-int f2fs_inode_dirtied(struct inode *);
-void f2fs_inode_synced(struct inode *);
-int f2fs_commit_super(struct f2fs_sb_info *, bool);
-int f2fs_sync_fs(struct super_block *, int);
+int f2fs_inode_dirtied(struct inode *inode, bool sync);
+void f2fs_inode_synced(struct inode *inode);
+int f2fs_enable_quota_files(struct f2fs_sb_info *sbi, bool rdonly);
+void f2fs_quota_off_umount(struct super_block *sb);
+int f2fs_commit_super(struct f2fs_sb_info *sbi, bool recover);
+int f2fs_sync_fs(struct super_block *sb, int sync);
extern __printf(3, 4)
-void f2fs_msg(struct super_block *, const char *, const char *, ...);
+void f2fs_msg(struct super_block *sb, const char *level, const char *fmt, ...);
int sanity_check_ckpt(struct f2fs_sb_info *sbi);
/*
@@ -2028,160 +2747,202 @@ f2fs_hash_t f2fs_dentry_hash(const struc
struct dnode_of_data;
struct node_info;
-bool available_free_memory(struct f2fs_sb_info *, int);
-int need_dentry_mark(struct f2fs_sb_info *, nid_t);
-bool is_checkpointed_node(struct f2fs_sb_info *, nid_t);
-bool need_inode_block_update(struct f2fs_sb_info *, nid_t);
-void get_node_info(struct f2fs_sb_info *, nid_t, struct node_info *);
-pgoff_t get_next_page_offset(struct dnode_of_data *, pgoff_t);
-int get_dnode_of_data(struct dnode_of_data *, pgoff_t, int);
-int truncate_inode_blocks(struct inode *, pgoff_t);
-int truncate_xattr_node(struct inode *, struct page *);
-int wait_on_node_pages_writeback(struct f2fs_sb_info *, nid_t);
-int remove_inode_page(struct inode *);
-struct page *new_inode_page(struct inode *);
-struct page *new_node_page(struct dnode_of_data *, unsigned int, struct page *);
-void ra_node_page(struct f2fs_sb_info *, nid_t);
-struct page *get_node_page(struct f2fs_sb_info *, pgoff_t);
-struct page *get_node_page_ra(struct page *, int);
-void move_node_page(struct page *, int);
-int fsync_node_pages(struct f2fs_sb_info *, struct inode *,
- struct writeback_control *, bool);
-int sync_node_pages(struct f2fs_sb_info *, struct writeback_control *);
-void build_free_nids(struct f2fs_sb_info *);
-bool alloc_nid(struct f2fs_sb_info *, nid_t *);
-void alloc_nid_done(struct f2fs_sb_info *, nid_t);
-void alloc_nid_failed(struct f2fs_sb_info *, nid_t);
-int try_to_free_nids(struct f2fs_sb_info *, int);
-void recover_inline_xattr(struct inode *, struct page *);
-void recover_xattr_data(struct inode *, struct page *, block_t);
-int recover_inode_page(struct f2fs_sb_info *, struct page *);
-int restore_node_summary(struct f2fs_sb_info *, unsigned int,
- struct f2fs_summary_block *);
-void flush_nat_entries(struct f2fs_sb_info *);
-int build_node_manager(struct f2fs_sb_info *);
-void destroy_node_manager(struct f2fs_sb_info *);
+bool available_free_memory(struct f2fs_sb_info *sbi, int type);
+int need_dentry_mark(struct f2fs_sb_info *sbi, nid_t nid);
+bool is_checkpointed_node(struct f2fs_sb_info *sbi, nid_t nid);
+bool need_inode_block_update(struct f2fs_sb_info *sbi, nid_t ino);
+void get_node_info(struct f2fs_sb_info *sbi, nid_t nid, struct node_info *ni);
+pgoff_t get_next_page_offset(struct dnode_of_data *dn, pgoff_t pgofs);
+int get_dnode_of_data(struct dnode_of_data *dn, pgoff_t index, int mode);
+int truncate_inode_blocks(struct inode *inode, pgoff_t from);
+int truncate_xattr_node(struct inode *inode);
+int wait_on_node_pages_writeback(struct f2fs_sb_info *sbi, nid_t ino);
+int remove_inode_page(struct inode *inode);
+struct page *new_inode_page(struct inode *inode);
+struct page *new_node_page(struct dnode_of_data *dn, unsigned int ofs);
+void ra_node_page(struct f2fs_sb_info *sbi, nid_t nid);
+struct page *get_node_page(struct f2fs_sb_info *sbi, pgoff_t nid);
+struct page *get_node_page_ra(struct page *parent, int start);
+void move_node_page(struct page *node_page, int gc_type);
+int fsync_node_pages(struct f2fs_sb_info *sbi, struct inode *inode,
+ struct writeback_control *wbc, bool atomic);
+int sync_node_pages(struct f2fs_sb_info *sbi, struct writeback_control *wbc,
+ bool do_balance, enum iostat_type io_type);
+void build_free_nids(struct f2fs_sb_info *sbi, bool sync, bool mount);
+bool alloc_nid(struct f2fs_sb_info *sbi, nid_t *nid);
+void alloc_nid_done(struct f2fs_sb_info *sbi, nid_t nid);
+void alloc_nid_failed(struct f2fs_sb_info *sbi, nid_t nid);
+int try_to_free_nids(struct f2fs_sb_info *sbi, int nr_shrink);
+void recover_inline_xattr(struct inode *inode, struct page *page);
+int recover_xattr_data(struct inode *inode, struct page *page);
+int recover_inode_page(struct f2fs_sb_info *sbi, struct page *page);
+void restore_node_summary(struct f2fs_sb_info *sbi,
+ unsigned int segno, struct f2fs_summary_block *sum);
+void flush_nat_entries(struct f2fs_sb_info *sbi, struct cp_control *cpc);
+int build_node_manager(struct f2fs_sb_info *sbi);
+void destroy_node_manager(struct f2fs_sb_info *sbi);
int __init create_node_manager_caches(void);
void destroy_node_manager_caches(void);
/*
* segment.c
*/
-void register_inmem_page(struct inode *, struct page *);
-void drop_inmem_pages(struct inode *);
-int commit_inmem_pages(struct inode *);
-void f2fs_balance_fs(struct f2fs_sb_info *, bool);
-void f2fs_balance_fs_bg(struct f2fs_sb_info *);
-int f2fs_issue_flush(struct f2fs_sb_info *);
-int create_flush_cmd_control(struct f2fs_sb_info *);
-void destroy_flush_cmd_control(struct f2fs_sb_info *);
-void invalidate_blocks(struct f2fs_sb_info *, block_t);
-bool is_checkpointed_data(struct f2fs_sb_info *, block_t);
-void refresh_sit_entry(struct f2fs_sb_info *, block_t, block_t);
-void f2fs_wait_all_discard_bio(struct f2fs_sb_info *);
-void clear_prefree_segments(struct f2fs_sb_info *, struct cp_control *);
-void release_discard_addrs(struct f2fs_sb_info *);
-int npages_for_summary_flush(struct f2fs_sb_info *, bool);
-void allocate_new_segments(struct f2fs_sb_info *);
-int f2fs_trim_fs(struct f2fs_sb_info *, struct fstrim_range *);
-struct page *get_sum_page(struct f2fs_sb_info *, unsigned int);
-void update_meta_page(struct f2fs_sb_info *, void *, block_t);
-void write_meta_page(struct f2fs_sb_info *, struct page *);
-void write_node_page(unsigned int, struct f2fs_io_info *);
-void write_data_page(struct dnode_of_data *, struct f2fs_io_info *);
-void rewrite_data_page(struct f2fs_io_info *);
-void __f2fs_replace_block(struct f2fs_sb_info *, struct f2fs_summary *,
- block_t, block_t, bool, bool);
-void f2fs_replace_block(struct f2fs_sb_info *, struct dnode_of_data *,
- block_t, block_t, unsigned char, bool, bool);
-void allocate_data_block(struct f2fs_sb_info *, struct page *,
- block_t, block_t *, struct f2fs_summary *, int);
-void f2fs_wait_on_page_writeback(struct page *, enum page_type, bool);
-void f2fs_wait_on_encrypted_page_writeback(struct f2fs_sb_info *, block_t);
-void write_data_summaries(struct f2fs_sb_info *, block_t);
-void write_node_summaries(struct f2fs_sb_info *, block_t);
-int lookup_journal_in_cursum(struct f2fs_journal *, int, unsigned int, int);
-void flush_sit_entries(struct f2fs_sb_info *, struct cp_control *);
-int build_segment_manager(struct f2fs_sb_info *);
-void destroy_segment_manager(struct f2fs_sb_info *);
+bool need_SSR(struct f2fs_sb_info *sbi);
+void register_inmem_page(struct inode *inode, struct page *page);
+void drop_inmem_pages_all(struct f2fs_sb_info *sbi);
+void drop_inmem_pages(struct inode *inode);
+void drop_inmem_page(struct inode *inode, struct page *page);
+int commit_inmem_pages(struct inode *inode);
+void f2fs_balance_fs(struct f2fs_sb_info *sbi, bool need);
+void f2fs_balance_fs_bg(struct f2fs_sb_info *sbi);
+int f2fs_issue_flush(struct f2fs_sb_info *sbi, nid_t ino);
+int create_flush_cmd_control(struct f2fs_sb_info *sbi);
+int f2fs_flush_device_cache(struct f2fs_sb_info *sbi);
+void destroy_flush_cmd_control(struct f2fs_sb_info *sbi, bool free);
+void invalidate_blocks(struct f2fs_sb_info *sbi, block_t addr);
+bool is_checkpointed_data(struct f2fs_sb_info *sbi, block_t blkaddr);
+void drop_discard_cmd(struct f2fs_sb_info *sbi);
+void stop_discard_thread(struct f2fs_sb_info *sbi);
+bool f2fs_wait_discard_bios(struct f2fs_sb_info *sbi);
+void clear_prefree_segments(struct f2fs_sb_info *sbi, struct cp_control *cpc);
+void release_discard_addrs(struct f2fs_sb_info *sbi);
+int npages_for_summary_flush(struct f2fs_sb_info *sbi, bool for_ra);
+void allocate_new_segments(struct f2fs_sb_info *sbi);
+int f2fs_trim_fs(struct f2fs_sb_info *sbi, struct fstrim_range *range);
+bool exist_trim_candidates(struct f2fs_sb_info *sbi, struct cp_control *cpc);
+struct page *get_sum_page(struct f2fs_sb_info *sbi, unsigned int segno);
+void update_meta_page(struct f2fs_sb_info *sbi, void *src, block_t blk_addr);
+void write_meta_page(struct f2fs_sb_info *sbi, struct page *page,
+ enum iostat_type io_type);
+void write_node_page(unsigned int nid, struct f2fs_io_info *fio);
+void write_data_page(struct dnode_of_data *dn, struct f2fs_io_info *fio);
+int rewrite_data_page(struct f2fs_io_info *fio);
+void __f2fs_replace_block(struct f2fs_sb_info *sbi, struct f2fs_summary *sum,
+ block_t old_blkaddr, block_t new_blkaddr,
+ bool recover_curseg, bool recover_newaddr);
+void f2fs_replace_block(struct f2fs_sb_info *sbi, struct dnode_of_data *dn,
+ block_t old_addr, block_t new_addr,
+ unsigned char version, bool recover_curseg,
+ bool recover_newaddr);
+void allocate_data_block(struct f2fs_sb_info *sbi, struct page *page,
+ block_t old_blkaddr, block_t *new_blkaddr,
+ struct f2fs_summary *sum, int type,
+ struct f2fs_io_info *fio, bool add_list);
+void f2fs_wait_on_page_writeback(struct page *page,
+ enum page_type type, bool ordered);
+void f2fs_wait_on_block_writeback(struct f2fs_sb_info *sbi, block_t blkaddr);
+void write_data_summaries(struct f2fs_sb_info *sbi, block_t start_blk);
+void write_node_summaries(struct f2fs_sb_info *sbi, block_t start_blk);
+int lookup_journal_in_cursum(struct f2fs_journal *journal, int type,
+ unsigned int val, int alloc);
+void flush_sit_entries(struct f2fs_sb_info *sbi, struct cp_control *cpc);
+int build_segment_manager(struct f2fs_sb_info *sbi);
+void destroy_segment_manager(struct f2fs_sb_info *sbi);
int __init create_segment_manager_caches(void);
void destroy_segment_manager_caches(void);
+int rw_hint_to_seg_type(enum rw_hint hint);
+enum rw_hint io_type_to_rw_hint(struct f2fs_sb_info *sbi, enum page_type type,
+ enum temp_type temp);
/*
* checkpoint.c
*/
-void f2fs_stop_checkpoint(struct f2fs_sb_info *, bool);
-struct page *grab_meta_page(struct f2fs_sb_info *, pgoff_t);
-struct page *get_meta_page(struct f2fs_sb_info *, pgoff_t);
-struct page *get_tmp_page(struct f2fs_sb_info *, pgoff_t);
-bool is_valid_blkaddr(struct f2fs_sb_info *, block_t, int);
-int ra_meta_pages(struct f2fs_sb_info *, block_t, int, int, bool);
-void ra_meta_pages_cond(struct f2fs_sb_info *, pgoff_t);
-long sync_meta_pages(struct f2fs_sb_info *, enum page_type, long);
-void add_ino_entry(struct f2fs_sb_info *, nid_t, int type);
-void remove_ino_entry(struct f2fs_sb_info *, nid_t, int type);
-void release_ino_entry(struct f2fs_sb_info *, bool);
-bool exist_written_data(struct f2fs_sb_info *, nid_t, int);
-int f2fs_sync_inode_meta(struct f2fs_sb_info *);
-int acquire_orphan_inode(struct f2fs_sb_info *);
-void release_orphan_inode(struct f2fs_sb_info *);
-void add_orphan_inode(struct inode *);
-void remove_orphan_inode(struct f2fs_sb_info *, nid_t);
-int recover_orphan_inodes(struct f2fs_sb_info *);
-int get_valid_checkpoint(struct f2fs_sb_info *);
-void update_dirty_page(struct inode *, struct page *);
-void remove_dirty_inode(struct inode *);
-int sync_dirty_inodes(struct f2fs_sb_info *, enum inode_type);
-int write_checkpoint(struct f2fs_sb_info *, struct cp_control *);
-void init_ino_entry_info(struct f2fs_sb_info *);
+void f2fs_stop_checkpoint(struct f2fs_sb_info *sbi, bool end_io);
+struct page *grab_meta_page(struct f2fs_sb_info *sbi, pgoff_t index);
+struct page *get_meta_page(struct f2fs_sb_info *sbi, pgoff_t index);
+struct page *get_tmp_page(struct f2fs_sb_info *sbi, pgoff_t index);
+bool is_valid_blkaddr(struct f2fs_sb_info *sbi, block_t blkaddr, int type);
+int ra_meta_pages(struct f2fs_sb_info *sbi, block_t start, int nrpages,
+ int type, bool sync);
+void ra_meta_pages_cond(struct f2fs_sb_info *sbi, pgoff_t index);
+long sync_meta_pages(struct f2fs_sb_info *sbi, enum page_type type,
+ long nr_to_write, enum iostat_type io_type);
+void add_ino_entry(struct f2fs_sb_info *sbi, nid_t ino, int type);
+void remove_ino_entry(struct f2fs_sb_info *sbi, nid_t ino, int type);
+void release_ino_entry(struct f2fs_sb_info *sbi, bool all);
+bool exist_written_data(struct f2fs_sb_info *sbi, nid_t ino, int mode);
+void set_dirty_device(struct f2fs_sb_info *sbi, nid_t ino,
+ unsigned int devidx, int type);
+bool is_dirty_device(struct f2fs_sb_info *sbi, nid_t ino,
+ unsigned int devidx, int type);
+int f2fs_sync_inode_meta(struct f2fs_sb_info *sbi);
+int acquire_orphan_inode(struct f2fs_sb_info *sbi);
+void release_orphan_inode(struct f2fs_sb_info *sbi);
+void add_orphan_inode(struct inode *inode);
+void remove_orphan_inode(struct f2fs_sb_info *sbi, nid_t ino);
+int recover_orphan_inodes(struct f2fs_sb_info *sbi);
+int get_valid_checkpoint(struct f2fs_sb_info *sbi);
+void update_dirty_page(struct inode *inode, struct page *page);
+void remove_dirty_inode(struct inode *inode);
+int sync_dirty_inodes(struct f2fs_sb_info *sbi, enum inode_type type);
+int write_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc);
+void init_ino_entry_info(struct f2fs_sb_info *sbi);
int __init create_checkpoint_caches(void);
void destroy_checkpoint_caches(void);
/*
* data.c
*/
-void f2fs_submit_merged_bio(struct f2fs_sb_info *, enum page_type, int);
-void f2fs_submit_merged_bio_cond(struct f2fs_sb_info *, struct inode *,
- struct page *, nid_t, enum page_type, int);
-void f2fs_flush_merged_bios(struct f2fs_sb_info *);
-int f2fs_submit_page_bio(struct f2fs_io_info *);
-void f2fs_submit_page_mbio(struct f2fs_io_info *);
-void set_data_blkaddr(struct dnode_of_data *);
-void f2fs_update_data_blkaddr(struct dnode_of_data *, block_t);
-int reserve_new_blocks(struct dnode_of_data *, blkcnt_t);
-int reserve_new_block(struct dnode_of_data *);
-int f2fs_get_block(struct dnode_of_data *, pgoff_t);
-ssize_t f2fs_preallocate_blocks(struct kiocb *, struct iov_iter *);
-int f2fs_reserve_block(struct dnode_of_data *, pgoff_t);
-struct page *get_read_data_page(struct inode *, pgoff_t, int, bool);
-struct page *find_data_page(struct inode *, pgoff_t);
-struct page *get_lock_data_page(struct inode *, pgoff_t, bool);
-struct page *get_new_data_page(struct inode *, struct page *, pgoff_t, bool);
-int do_write_data_page(struct f2fs_io_info *);
-int f2fs_map_blocks(struct inode *, struct f2fs_map_blocks *, int, int);
-int f2fs_fiemap(struct inode *inode, struct fiemap_extent_info *, u64, u64);
-void f2fs_set_page_dirty_nobuffers(struct page *);
-void f2fs_invalidate_page(struct page *, unsigned int, unsigned int);
-int f2fs_release_page(struct page *, gfp_t);
+int f2fs_init_post_read_processing(void);
+void f2fs_destroy_post_read_processing(void);
+void f2fs_submit_merged_write(struct f2fs_sb_info *sbi, enum page_type type);
+void f2fs_submit_merged_write_cond(struct f2fs_sb_info *sbi,
+ struct inode *inode, nid_t ino, pgoff_t idx,
+ enum page_type type);
+void f2fs_flush_merged_writes(struct f2fs_sb_info *sbi);
+int f2fs_submit_page_bio(struct f2fs_io_info *fio);
+int f2fs_submit_page_write(struct f2fs_io_info *fio);
+struct block_device *f2fs_target_device(struct f2fs_sb_info *sbi,
+ block_t blk_addr, struct bio *bio);
+int f2fs_target_device_index(struct f2fs_sb_info *sbi, block_t blkaddr);
+void set_data_blkaddr(struct dnode_of_data *dn);
+void f2fs_update_data_blkaddr(struct dnode_of_data *dn, block_t blkaddr);
+int reserve_new_blocks(struct dnode_of_data *dn, blkcnt_t count);
+int reserve_new_block(struct dnode_of_data *dn);
+int f2fs_get_block(struct dnode_of_data *dn, pgoff_t index);
+int f2fs_preallocate_blocks(struct kiocb *iocb, struct iov_iter *from);
+int f2fs_reserve_block(struct dnode_of_data *dn, pgoff_t index);
+struct page *get_read_data_page(struct inode *inode, pgoff_t index,
+ int op_flags, bool for_write);
+struct page *find_data_page(struct inode *inode, pgoff_t index);
+struct page *get_lock_data_page(struct inode *inode, pgoff_t index,
+ bool for_write);
+struct page *get_new_data_page(struct inode *inode,
+ struct page *ipage, pgoff_t index, bool new_i_size);
+int do_write_data_page(struct f2fs_io_info *fio);
+int f2fs_map_blocks(struct inode *inode, struct f2fs_map_blocks *map,
+ int create, int flag);
+int f2fs_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
+ u64 start, u64 len);
+bool should_update_inplace(struct inode *inode, struct f2fs_io_info *fio);
+bool should_update_outplace(struct inode *inode, struct f2fs_io_info *fio);
+int __f2fs_write_data_pages(struct address_space *mapping,
+ struct writeback_control *wbc,
+ enum iostat_type io_type);
+void f2fs_invalidate_page(struct page *page, unsigned int offset,
+ unsigned int length);
+int f2fs_release_page(struct page *page, gfp_t wait);
#ifdef CONFIG_MIGRATION
-int f2fs_migrate_page(struct address_space *, struct page *, struct page *,
- enum migrate_mode);
+int f2fs_migrate_page(struct address_space *mapping, struct page *newpage,
+ struct page *page, enum migrate_mode mode);
#endif
+bool f2fs_overwrite_io(struct inode *inode, loff_t pos, size_t len);
/*
* gc.c
*/
-int start_gc_thread(struct f2fs_sb_info *);
-void stop_gc_thread(struct f2fs_sb_info *);
-block_t start_bidx_of_node(unsigned int, struct inode *);
-int f2fs_gc(struct f2fs_sb_info *, bool);
-void build_gc_manager(struct f2fs_sb_info *);
+int start_gc_thread(struct f2fs_sb_info *sbi);
+void stop_gc_thread(struct f2fs_sb_info *sbi);
+block_t start_bidx_of_node(unsigned int node_ofs, struct inode *inode);
+int f2fs_gc(struct f2fs_sb_info *sbi, bool sync, bool background,
+ unsigned int segno);
+void build_gc_manager(struct f2fs_sb_info *sbi);
/*
* recovery.c
*/
-int recover_fsync_data(struct f2fs_sb_info *, bool);
-bool space_for_roll_forward(struct f2fs_sb_info *);
+int recover_fsync_data(struct f2fs_sb_info *sbi, bool check_only);
+bool space_for_roll_forward(struct f2fs_sb_info *sbi);
/*
* debug.c
@@ -2195,13 +2956,20 @@ struct f2fs_stat_info {
unsigned long long hit_largest, hit_cached, hit_rbtree;
unsigned long long hit_total, total_ext;
int ext_tree, zombie_tree, ext_node;
- int ndirty_node, ndirty_dent, ndirty_meta, ndirty_data, ndirty_imeta;
+ int ndirty_node, ndirty_dent, ndirty_meta, ndirty_imeta;
+ int ndirty_data, ndirty_qdata;
int inmem_pages;
- unsigned int ndirty_dirs, ndirty_files, ndirty_all;
- int nats, dirty_nats, sits, dirty_sits, fnids;
+ unsigned int ndirty_dirs, ndirty_files, nquota_files, ndirty_all;
+ int nats, dirty_nats, sits, dirty_sits;
+ int free_nids, avail_nids, alloc_nids;
int total_count, utilization;
- int bg_gc, wb_bios;
- int inline_xattr, inline_inode, inline_dir, orphans;
+ int bg_gc, nr_wb_cp_data, nr_wb_data;
+ int nr_flushing, nr_flushed, flush_list_empty;
+ int nr_discarding, nr_discarded;
+ int nr_discard_cmd;
+ unsigned int undiscard_blks;
+ int inline_xattr, inline_inode, inline_dir, append, update, orphans;
+ int aw_cnt, max_aw_cnt, vw_cnt, max_vw_cnt;
unsigned int valid_count, valid_node_count, valid_inode_count, discard_blks;
unsigned int bimodal, avg_vblocks;
int util_free, util_valid, util_invalid;
@@ -2273,11 +3041,33 @@ static inline struct f2fs_stat_info *F2F
((sbi)->block_count[(curseg)->alloc_type]++)
#define stat_inc_inplace_blocks(sbi) \
(atomic_inc(&(sbi)->inplace_count))
+#define stat_inc_atomic_write(inode) \
+ (atomic_inc(&F2FS_I_SB(inode)->aw_cnt))
+#define stat_dec_atomic_write(inode) \
+ (atomic_dec(&F2FS_I_SB(inode)->aw_cnt))
+#define stat_update_max_atomic_write(inode) \
+ do { \
+ int cur = atomic_read(&F2FS_I_SB(inode)->aw_cnt); \
+ int max = atomic_read(&F2FS_I_SB(inode)->max_aw_cnt); \
+ if (cur > max) \
+ atomic_set(&F2FS_I_SB(inode)->max_aw_cnt, cur); \
+ } while (0)
+#define stat_inc_volatile_write(inode) \
+ (atomic_inc(&F2FS_I_SB(inode)->vw_cnt))
+#define stat_dec_volatile_write(inode) \
+ (atomic_dec(&F2FS_I_SB(inode)->vw_cnt))
+#define stat_update_max_volatile_write(inode) \
+ do { \
+ int cur = atomic_read(&F2FS_I_SB(inode)->vw_cnt); \
+ int max = atomic_read(&F2FS_I_SB(inode)->max_vw_cnt); \
+ if (cur > max) \
+ atomic_set(&F2FS_I_SB(inode)->max_vw_cnt, cur); \
+ } while (0)
#define stat_inc_seg_count(sbi, type, gc_type) \
do { \
struct f2fs_stat_info *si = F2FS_STAT(sbi); \
- (si)->tot_segs++; \
- if (type == SUM_TYPE_DATA) { \
+ si->tot_segs++; \
+ if ((type) == SUM_TYPE_DATA) { \
si->data_segs++; \
si->bg_data_segs += (gc_type == BG_GC) ? 1 : 0; \
} else { \
@@ -2287,14 +3077,14 @@ static inline struct f2fs_stat_info *F2F
} while (0)
#define stat_inc_tot_blk_count(si, blks) \
- (si->tot_blks += (blks))
+ ((si)->tot_blks += (blks))
#define stat_inc_data_blk_count(sbi, blks, gc_type) \
do { \
struct f2fs_stat_info *si = F2FS_STAT(sbi); \
stat_inc_tot_blk_count(si, blks); \
si->data_blks += (blks); \
- si->bg_data_blks += (gc_type == BG_GC) ? (blks) : 0; \
+ si->bg_data_blks += ((gc_type) == BG_GC) ? (blks) : 0; \
} while (0)
#define stat_inc_node_blk_count(sbi, blks, gc_type) \
@@ -2302,37 +3092,43 @@ static inline struct f2fs_stat_info *F2F
struct f2fs_stat_info *si = F2FS_STAT(sbi); \
stat_inc_tot_blk_count(si, blks); \
si->node_blks += (blks); \
- si->bg_node_blks += (gc_type == BG_GC) ? (blks) : 0; \
+ si->bg_node_blks += ((gc_type) == BG_GC) ? (blks) : 0; \
} while (0)
-int f2fs_build_stats(struct f2fs_sb_info *);
-void f2fs_destroy_stats(struct f2fs_sb_info *);
+int f2fs_build_stats(struct f2fs_sb_info *sbi);
+void f2fs_destroy_stats(struct f2fs_sb_info *sbi);
int __init f2fs_create_root_stats(void);
void f2fs_destroy_root_stats(void);
#else
-#define stat_inc_cp_count(si)
-#define stat_inc_bg_cp_count(si)
-#define stat_inc_call_count(si)
-#define stat_inc_bggc_count(si)
-#define stat_inc_dirty_inode(sbi, type)
-#define stat_dec_dirty_inode(sbi, type)
-#define stat_inc_total_hit(sb)
-#define stat_inc_rbtree_node_hit(sb)
-#define stat_inc_largest_node_hit(sbi)
-#define stat_inc_cached_node_hit(sbi)
-#define stat_inc_inline_xattr(inode)
-#define stat_dec_inline_xattr(inode)
-#define stat_inc_inline_inode(inode)
-#define stat_dec_inline_inode(inode)
-#define stat_inc_inline_dir(inode)
-#define stat_dec_inline_dir(inode)
-#define stat_inc_seg_type(sbi, curseg)
-#define stat_inc_block_count(sbi, curseg)
-#define stat_inc_inplace_blocks(sbi)
-#define stat_inc_seg_count(sbi, type, gc_type)
-#define stat_inc_tot_blk_count(si, blks)
-#define stat_inc_data_blk_count(sbi, blks, gc_type)
-#define stat_inc_node_blk_count(sbi, blks, gc_type)
+#define stat_inc_cp_count(si) do { } while (0)
+#define stat_inc_bg_cp_count(si) do { } while (0)
+#define stat_inc_call_count(si) do { } while (0)
+#define stat_inc_bggc_count(si) do { } while (0)
+#define stat_inc_dirty_inode(sbi, type) do { } while (0)
+#define stat_dec_dirty_inode(sbi, type) do { } while (0)
+#define stat_inc_total_hit(sb) do { } while (0)
+#define stat_inc_rbtree_node_hit(sb) do { } while (0)
+#define stat_inc_largest_node_hit(sbi) do { } while (0)
+#define stat_inc_cached_node_hit(sbi) do { } while (0)
+#define stat_inc_inline_xattr(inode) do { } while (0)
+#define stat_dec_inline_xattr(inode) do { } while (0)
+#define stat_inc_inline_inode(inode) do { } while (0)
+#define stat_dec_inline_inode(inode) do { } while (0)
+#define stat_inc_inline_dir(inode) do { } while (0)
+#define stat_dec_inline_dir(inode) do { } while (0)
+#define stat_inc_atomic_write(inode) do { } while (0)
+#define stat_dec_atomic_write(inode) do { } while (0)
+#define stat_update_max_atomic_write(inode) do { } while (0)
+#define stat_inc_volatile_write(inode) do { } while (0)
+#define stat_dec_volatile_write(inode) do { } while (0)
+#define stat_update_max_volatile_write(inode) do { } while (0)
+#define stat_inc_seg_type(sbi, curseg) do { } while (0)
+#define stat_inc_block_count(sbi, curseg) do { } while (0)
+#define stat_inc_inplace_blocks(sbi) do { } while (0)
+#define stat_inc_seg_count(sbi, type, gc_type) do { } while (0)
+#define stat_inc_tot_blk_count(si, blks) do { } while (0)
+#define stat_inc_data_blk_count(sbi, blks, gc_type) do { } while (0)
+#define stat_inc_node_blk_count(sbi, blks, gc_type) do { } while (0)
static inline int f2fs_build_stats(struct f2fs_sb_info *sbi) { return 0; }
static inline void f2fs_destroy_stats(struct f2fs_sb_info *sbi) { }
@@ -2355,53 +3151,79 @@ extern struct kmem_cache *inode_entry_sl
/*
* inline.c
*/
-bool f2fs_may_inline_data(struct inode *);
-bool f2fs_may_inline_dentry(struct inode *);
-void read_inline_data(struct page *, struct page *);
-bool truncate_inline_inode(struct page *, u64);
-int f2fs_read_inline_data(struct inode *, struct page *);
-int f2fs_convert_inline_page(struct dnode_of_data *, struct page *);
-int f2fs_convert_inline_inode(struct inode *);
-int f2fs_write_inline_data(struct inode *, struct page *);
-bool recover_inline_data(struct inode *, struct page *);
-struct f2fs_dir_entry *find_in_inline_dir(struct inode *,
- struct fscrypt_name *, struct page **);
-int make_empty_inline_dir(struct inode *inode, struct inode *, struct page *);
-int f2fs_add_inline_entry(struct inode *, const struct qstr *,
- const struct qstr *, struct inode *, nid_t, umode_t);
-void f2fs_delete_inline_entry(struct f2fs_dir_entry *, struct page *,
- struct inode *, struct inode *);
-bool f2fs_empty_inline_dir(struct inode *);
-int f2fs_read_inline_dir(struct file *, struct dir_context *,
- struct fscrypt_str *);
-int f2fs_inline_data_fiemap(struct inode *,
- struct fiemap_extent_info *, __u64, __u64);
+bool f2fs_may_inline_data(struct inode *inode);
+bool f2fs_may_inline_dentry(struct inode *inode);
+void read_inline_data(struct page *page, struct page *ipage);
+void truncate_inline_inode(struct inode *inode, struct page *ipage, u64 from);
+int f2fs_read_inline_data(struct inode *inode, struct page *page);
+int f2fs_convert_inline_page(struct dnode_of_data *dn, struct page *page);
+int f2fs_convert_inline_inode(struct inode *inode);
+int f2fs_write_inline_data(struct inode *inode, struct page *page);
+bool recover_inline_data(struct inode *inode, struct page *npage);
+struct f2fs_dir_entry *find_in_inline_dir(struct inode *dir,
+ struct fscrypt_name *fname, struct page **res_page);
+int make_empty_inline_dir(struct inode *inode, struct inode *parent,
+ struct page *ipage);
+int f2fs_add_inline_entry(struct inode *dir, const struct qstr *new_name,
+ const struct qstr *orig_name,
+ struct inode *inode, nid_t ino, umode_t mode);
+void f2fs_delete_inline_entry(struct f2fs_dir_entry *dentry, struct page *page,
+ struct inode *dir, struct inode *inode);
+bool f2fs_empty_inline_dir(struct inode *dir);
+int f2fs_read_inline_dir(struct file *file, struct dir_context *ctx,
+ struct fscrypt_str *fstr);
+int f2fs_inline_data_fiemap(struct inode *inode,
+ struct fiemap_extent_info *fieinfo,
+ __u64 start, __u64 len);
/*
* shrinker.c
*/
-unsigned long f2fs_shrink_count(struct shrinker *, struct shrink_control *);
-unsigned long f2fs_shrink_scan(struct shrinker *, struct shrink_control *);
-void f2fs_join_shrinker(struct f2fs_sb_info *);
-void f2fs_leave_shrinker(struct f2fs_sb_info *);
+unsigned long f2fs_shrink_count(struct shrinker *shrink,
+ struct shrink_control *sc);
+unsigned long f2fs_shrink_scan(struct shrinker *shrink,
+ struct shrink_control *sc);
+void f2fs_join_shrinker(struct f2fs_sb_info *sbi);
+void f2fs_leave_shrinker(struct f2fs_sb_info *sbi);
/*
* extent_cache.c
*/
-unsigned int f2fs_shrink_extent_tree(struct f2fs_sb_info *, int);
-bool f2fs_init_extent_tree(struct inode *, struct f2fs_extent *);
-void f2fs_drop_extent_tree(struct inode *);
-unsigned int f2fs_destroy_extent_node(struct inode *);
-void f2fs_destroy_extent_tree(struct inode *);
-bool f2fs_lookup_extent_cache(struct inode *, pgoff_t, struct extent_info *);
-void f2fs_update_extent_cache(struct dnode_of_data *);
+struct rb_entry *__lookup_rb_tree(struct rb_root *root,
+ struct rb_entry *cached_re, unsigned int ofs);
+struct rb_node **__lookup_rb_tree_for_insert(struct f2fs_sb_info *sbi,
+ struct rb_root *root, struct rb_node **parent,
+ unsigned int ofs);
+struct rb_entry *__lookup_rb_tree_ret(struct rb_root *root,
+ struct rb_entry *cached_re, unsigned int ofs,
+ struct rb_entry **prev_entry, struct rb_entry **next_entry,
+ struct rb_node ***insert_p, struct rb_node **insert_parent,
+ bool force);
+bool __check_rb_tree_consistence(struct f2fs_sb_info *sbi,
+ struct rb_root *root);
+unsigned int f2fs_shrink_extent_tree(struct f2fs_sb_info *sbi, int nr_shrink);
+bool f2fs_init_extent_tree(struct inode *inode, struct f2fs_extent *i_ext);
+void f2fs_drop_extent_tree(struct inode *inode);
+unsigned int f2fs_destroy_extent_node(struct inode *inode);
+void f2fs_destroy_extent_tree(struct inode *inode);
+bool f2fs_lookup_extent_cache(struct inode *inode, pgoff_t pgofs,
+ struct extent_info *ei);
+void f2fs_update_extent_cache(struct dnode_of_data *dn);
void f2fs_update_extent_cache_range(struct dnode_of_data *dn,
- pgoff_t, block_t, unsigned int);
-void init_extent_cache_info(struct f2fs_sb_info *);
+ pgoff_t fofs, block_t blkaddr, unsigned int len);
+void init_extent_cache_info(struct f2fs_sb_info *sbi);
int __init create_extent_cache(void);
void destroy_extent_cache(void);
/*
+ * sysfs.c
+ */
+int __init f2fs_init_sysfs(void);
+void f2fs_exit_sysfs(void);
+int f2fs_register_sysfs(struct f2fs_sb_info *sbi);
+void f2fs_unregister_sysfs(struct f2fs_sb_info *sbi);
+
+/*
* crypto support
*/
static inline bool f2fs_encrypted_inode(struct inode *inode)
@@ -2409,26 +3231,63 @@ static inline bool f2fs_encrypted_inode(
return file_is_encrypt(inode);
}
+static inline bool f2fs_encrypted_file(struct inode *inode)
+{
+ return f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode);
+}
+
static inline void f2fs_set_encrypted_inode(struct inode *inode)
{
#ifdef CONFIG_F2FS_FS_ENCRYPTION
file_set_encrypt(inode);
+ inode->i_flags |= S_ENCRYPTED;
#endif
}
-static inline bool f2fs_bio_encrypted(struct bio *bio)
+/*
+ * Returns true if the reads of the inode's data need to undergo some
+ * postprocessing step, like decryption or authenticity verification.
+ */
+static inline bool f2fs_post_read_required(struct inode *inode)
{
- return bio->bi_private != NULL;
+ return f2fs_encrypted_file(inode);
}
-static inline int f2fs_sb_has_crypto(struct super_block *sb)
+#define F2FS_FEATURE_FUNCS(name, flagname) \
+static inline int f2fs_sb_has_##name(struct super_block *sb) \
+{ \
+ return F2FS_HAS_FEATURE(sb, F2FS_FEATURE_##flagname); \
+}
+
+F2FS_FEATURE_FUNCS(encrypt, ENCRYPT);
+F2FS_FEATURE_FUNCS(blkzoned, BLKZONED);
+F2FS_FEATURE_FUNCS(extra_attr, EXTRA_ATTR);
+F2FS_FEATURE_FUNCS(project_quota, PRJQUOTA);
+F2FS_FEATURE_FUNCS(inode_chksum, INODE_CHKSUM);
+F2FS_FEATURE_FUNCS(flexible_inline_xattr, FLEXIBLE_INLINE_XATTR);
+F2FS_FEATURE_FUNCS(quota_ino, QUOTA_INO);
+F2FS_FEATURE_FUNCS(inode_crtime, INODE_CRTIME);
+F2FS_FEATURE_FUNCS(lost_found, LOST_FOUND);
+
+#ifdef CONFIG_BLK_DEV_ZONED
+static inline int get_blkz_type(struct f2fs_sb_info *sbi,
+ struct block_device *bdev, block_t blkaddr)
{
- return F2FS_HAS_FEATURE(sb, F2FS_FEATURE_ENCRYPT);
+ unsigned int zno = blkaddr >> sbi->log_blocks_per_blkz;
+ int i;
+
+ for (i = 0; i < sbi->s_ndevs; i++)
+ if (FDEV(i).bdev == bdev)
+ return FDEV(i).blkz_type[zno];
+ return -EINVAL;
}
+#endif
-static inline int f2fs_sb_mounted_hmsmr(struct super_block *sb)
+static inline bool f2fs_discard_en(struct f2fs_sb_info *sbi)
{
- return F2FS_HAS_FEATURE(sb, F2FS_FEATURE_HMSMR);
+ struct request_queue *q = bdev_get_queue(sbi->sb->s_bdev);
+
+ return blk_queue_discard(q) || f2fs_sb_has_blkzoned(sbi->sb);
}
static inline void set_opt_mode(struct f2fs_sb_info *sbi, unsigned int mt)
@@ -2457,28 +3316,11 @@ static inline bool f2fs_may_encrypt(stru
#endif
}
-#ifndef CONFIG_F2FS_FS_ENCRYPTION
-#define fscrypt_set_d_op(i)
-#define fscrypt_get_ctx fscrypt_notsupp_get_ctx
-#define fscrypt_release_ctx fscrypt_notsupp_release_ctx
-#define fscrypt_encrypt_page fscrypt_notsupp_encrypt_page
-#define fscrypt_decrypt_page fscrypt_notsupp_decrypt_page
-#define fscrypt_decrypt_bio_pages fscrypt_notsupp_decrypt_bio_pages
-#define fscrypt_pullback_bio_page fscrypt_notsupp_pullback_bio_page
-#define fscrypt_restore_control_page fscrypt_notsupp_restore_control_page
-#define fscrypt_zeroout_range fscrypt_notsupp_zeroout_range
-#define fscrypt_process_policy fscrypt_notsupp_process_policy
-#define fscrypt_get_policy fscrypt_notsupp_get_policy
-#define fscrypt_has_permitted_context fscrypt_notsupp_has_permitted_context
-#define fscrypt_inherit_context fscrypt_notsupp_inherit_context
-#define fscrypt_get_encryption_info fscrypt_notsupp_get_encryption_info
-#define fscrypt_put_encryption_info fscrypt_notsupp_put_encryption_info
-#define fscrypt_setup_filename fscrypt_notsupp_setup_filename
-#define fscrypt_free_filename fscrypt_notsupp_free_filename
-#define fscrypt_fname_encrypted_size fscrypt_notsupp_fname_encrypted_size
-#define fscrypt_fname_alloc_buffer fscrypt_notsupp_fname_alloc_buffer
-#define fscrypt_fname_free_buffer fscrypt_notsupp_fname_free_buffer
-#define fscrypt_fname_disk_to_usr fscrypt_notsupp_fname_disk_to_usr
-#define fscrypt_fname_usr_to_disk fscrypt_notsupp_fname_usr_to_disk
-#endif
+static inline bool f2fs_force_buffered_io(struct inode *inode, int rw)
+{
+ return (f2fs_post_read_required(inode) ||
+ (rw == WRITE && test_opt(F2FS_I_SB(inode), LFS)) ||
+ F2FS_I_SB(inode)->s_ndevs);
+}
+
#endif
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