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firmware/br-ext-chip-allwinner/board/v83x/kernel/patches/00000-fs_f2fs_inode.c.patch

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diff -drupN a/fs/f2fs/inode.c b/fs/f2fs/inode.c
--- a/fs/f2fs/inode.c 2018-08-06 17:23:04.000000000 +0300
+++ b/fs/f2fs/inode.c 2022-06-12 05:28:14.000000000 +0300
@@ -16,13 +16,18 @@
#include "f2fs.h"
#include "node.h"
+#include "segment.h"
#include <trace/events/f2fs.h>
-void f2fs_mark_inode_dirty_sync(struct inode *inode)
+void f2fs_mark_inode_dirty_sync(struct inode *inode, bool sync)
{
- if (f2fs_inode_dirtied(inode))
+ if (is_inode_flag_set(inode, FI_NEW_INODE))
return;
+
+ if (f2fs_inode_dirtied(inode, sync))
+ return;
+
mark_inode_dirty_sync(inode);
}
@@ -41,27 +46,31 @@ void f2fs_set_inode_flags(struct inode *
new_fl |= S_NOATIME;
if (flags & FS_DIRSYNC_FL)
new_fl |= S_DIRSYNC;
+ if (f2fs_encrypted_inode(inode))
+ new_fl |= S_ENCRYPTED;
inode_set_flags(inode, new_fl,
- S_SYNC|S_APPEND|S_IMMUTABLE|S_NOATIME|S_DIRSYNC);
- f2fs_mark_inode_dirty_sync(inode);
+ S_SYNC|S_APPEND|S_IMMUTABLE|S_NOATIME|S_DIRSYNC|
+ S_ENCRYPTED);
}
static void __get_inode_rdev(struct inode *inode, struct f2fs_inode *ri)
{
+ int extra_size = get_extra_isize(inode);
+
if (S_ISCHR(inode->i_mode) || S_ISBLK(inode->i_mode) ||
S_ISFIFO(inode->i_mode) || S_ISSOCK(inode->i_mode)) {
- if (ri->i_addr[0])
- inode->i_rdev =
- old_decode_dev(le32_to_cpu(ri->i_addr[0]));
+ if (ri->i_addr[extra_size])
+ inode->i_rdev = old_decode_dev(
+ le32_to_cpu(ri->i_addr[extra_size]));
else
- inode->i_rdev =
- new_decode_dev(le32_to_cpu(ri->i_addr[1]));
+ inode->i_rdev = new_decode_dev(
+ le32_to_cpu(ri->i_addr[extra_size + 1]));
}
}
static bool __written_first_block(struct f2fs_inode *ri)
{
- block_t addr = le32_to_cpu(ri->i_addr[0]);
+ block_t addr = le32_to_cpu(ri->i_addr[offset_in_addr(ri)]);
if (addr != NEW_ADDR && addr != NULL_ADDR)
return true;
@@ -70,25 +79,27 @@ static bool __written_first_block(struct
static void __set_inode_rdev(struct inode *inode, struct f2fs_inode *ri)
{
+ int extra_size = get_extra_isize(inode);
+
if (S_ISCHR(inode->i_mode) || S_ISBLK(inode->i_mode)) {
if (old_valid_dev(inode->i_rdev)) {
- ri->i_addr[0] =
+ ri->i_addr[extra_size] =
cpu_to_le32(old_encode_dev(inode->i_rdev));
- ri->i_addr[1] = 0;
+ ri->i_addr[extra_size + 1] = 0;
} else {
- ri->i_addr[0] = 0;
- ri->i_addr[1] =
+ ri->i_addr[extra_size] = 0;
+ ri->i_addr[extra_size + 1] =
cpu_to_le32(new_encode_dev(inode->i_rdev));
- ri->i_addr[2] = 0;
+ ri->i_addr[extra_size + 2] = 0;
}
}
}
static void __recover_inline_status(struct inode *inode, struct page *ipage)
{
- void *inline_data = inline_data_addr(ipage);
+ void *inline_data = inline_data_addr(inode, ipage);
__le32 *start = inline_data;
- __le32 *end = start + MAX_INLINE_DATA / sizeof(__le32);
+ __le32 *end = start + MAX_INLINE_DATA(inode) / sizeof(__le32);
while (start < end) {
if (*start++) {
@@ -103,12 +114,84 @@ static void __recover_inline_status(stru
return;
}
+static bool f2fs_enable_inode_chksum(struct f2fs_sb_info *sbi, struct page *page)
+{
+ struct f2fs_inode *ri = &F2FS_NODE(page)->i;
+ int extra_isize = le32_to_cpu(ri->i_extra_isize);
+
+ if (!f2fs_sb_has_inode_chksum(sbi->sb))
+ return false;
+
+ if (!RAW_IS_INODE(F2FS_NODE(page)) || !(ri->i_inline & F2FS_EXTRA_ATTR))
+ return false;
+
+ if (!F2FS_FITS_IN_INODE(ri, extra_isize, i_inode_checksum))
+ return false;
+
+ return true;
+}
+
+static __u32 f2fs_inode_chksum(struct f2fs_sb_info *sbi, struct page *page)
+{
+ struct f2fs_node *node = F2FS_NODE(page);
+ struct f2fs_inode *ri = &node->i;
+ __le32 ino = node->footer.ino;
+ __le32 gen = ri->i_generation;
+ __u32 chksum, chksum_seed;
+ __u32 dummy_cs = 0;
+ unsigned int offset = offsetof(struct f2fs_inode, i_inode_checksum);
+ unsigned int cs_size = sizeof(dummy_cs);
+
+ chksum = f2fs_chksum(sbi, sbi->s_chksum_seed, (__u8 *)&ino,
+ sizeof(ino));
+ chksum_seed = f2fs_chksum(sbi, chksum, (__u8 *)&gen, sizeof(gen));
+
+ chksum = f2fs_chksum(sbi, chksum_seed, (__u8 *)ri, offset);
+ chksum = f2fs_chksum(sbi, chksum, (__u8 *)&dummy_cs, cs_size);
+ offset += cs_size;
+ chksum = f2fs_chksum(sbi, chksum, (__u8 *)ri + offset,
+ F2FS_BLKSIZE - offset);
+ return chksum;
+}
+
+bool f2fs_inode_chksum_verify(struct f2fs_sb_info *sbi, struct page *page)
+{
+ struct f2fs_inode *ri;
+ __u32 provided, calculated;
+
+ if (!f2fs_enable_inode_chksum(sbi, page) ||
+ PageDirty(page) || PageWriteback(page))
+ return true;
+
+ ri = &F2FS_NODE(page)->i;
+ provided = le32_to_cpu(ri->i_inode_checksum);
+ calculated = f2fs_inode_chksum(sbi, page);
+
+ if (provided != calculated)
+ f2fs_msg(sbi->sb, KERN_WARNING,
+ "checksum invalid, ino = %x, %x vs. %x",
+ ino_of_node(page), provided, calculated);
+
+ return provided == calculated;
+}
+
+void f2fs_inode_chksum_set(struct f2fs_sb_info *sbi, struct page *page)
+{
+ struct f2fs_inode *ri = &F2FS_NODE(page)->i;
+
+ if (!f2fs_enable_inode_chksum(sbi, page))
+ return;
+
+ ri->i_inode_checksum = cpu_to_le32(f2fs_inode_chksum(sbi, page));
+}
+
static int do_read_inode(struct inode *inode)
{
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
struct f2fs_inode_info *fi = F2FS_I(inode);
struct page *node_page;
struct f2fs_inode *ri;
+ projid_t i_projid;
/* Check if ino is within scope */
if (check_nid_range(sbi, inode->i_ino)) {
@@ -129,7 +212,7 @@ static int do_read_inode(struct inode *i
i_gid_write(inode, le32_to_cpu(ri->i_gid));
set_nlink(inode, le32_to_cpu(ri->i_links));
inode->i_size = le64_to_cpu(ri->i_size);
- inode->i_blocks = le64_to_cpu(ri->i_blocks);
+ inode->i_blocks = SECTOR_FROM_BLOCK(le64_to_cpu(ri->i_blocks) - 1);
inode->i_atime.tv_sec = le64_to_cpu(ri->i_atime);
inode->i_ctime.tv_sec = le64_to_cpu(ri->i_ctime);
@@ -152,6 +235,26 @@ static int do_read_inode(struct inode *i
get_inline_info(inode, ri);
+ fi->i_extra_isize = f2fs_has_extra_attr(inode) ?
+ le16_to_cpu(ri->i_extra_isize) : 0;
+
+ if (f2fs_sb_has_flexible_inline_xattr(sbi->sb)) {
+ f2fs_bug_on(sbi, !f2fs_has_extra_attr(inode));
+ fi->i_inline_xattr_size = le16_to_cpu(ri->i_inline_xattr_size);
+ } else if (f2fs_has_inline_xattr(inode) ||
+ f2fs_has_inline_dentry(inode)) {
+ fi->i_inline_xattr_size = DEFAULT_INLINE_XATTR_ADDRS;
+ } else {
+
+ /*
+ * Previous inline data or directory always reserved 200 bytes
+ * in inode layout, even if inline_xattr is disabled. In order
+ * to keep inline_dentry's structure for backward compatibility,
+ * we get the space back only from inline_data.
+ */
+ fi->i_inline_xattr_size = 0;
+ }
+
/* check data exist */
if (f2fs_has_inline_data(inode) && !f2fs_exist_data(inode))
__recover_inline_status(inode, node_page);
@@ -165,6 +268,26 @@ static int do_read_inode(struct inode *i
if (!need_inode_block_update(sbi, inode->i_ino))
fi->last_disk_size = inode->i_size;
+ if (fi->i_flags & FS_PROJINHERIT_FL)
+ set_inode_flag(inode, FI_PROJ_INHERIT);
+
+ if (f2fs_has_extra_attr(inode) && f2fs_sb_has_project_quota(sbi->sb) &&
+ F2FS_FITS_IN_INODE(ri, fi->i_extra_isize, i_projid))
+ i_projid = (projid_t)le32_to_cpu(ri->i_projid);
+ else
+ i_projid = F2FS_DEF_PROJID;
+ fi->i_projid = make_kprojid(&init_user_ns, i_projid);
+
+ if (f2fs_has_extra_attr(inode) && f2fs_sb_has_inode_crtime(sbi->sb) &&
+ F2FS_FITS_IN_INODE(ri, fi->i_extra_isize, i_crtime)) {
+ fi->i_crtime.tv_sec = le64_to_cpu(ri->i_crtime);
+ fi->i_crtime.tv_nsec = le32_to_cpu(ri->i_crtime_nsec);
+ }
+
+ F2FS_I(inode)->i_disk_time[0] = inode->i_atime;
+ F2FS_I(inode)->i_disk_time[1] = inode->i_ctime;
+ F2FS_I(inode)->i_disk_time[2] = inode->i_mtime;
+ F2FS_I(inode)->i_disk_time[3] = F2FS_I(inode)->i_crtime;
f2fs_put_page(node_page, 1);
stat_inc_inline_xattr(inode);
@@ -209,7 +332,7 @@ make_now:
inode->i_op = &f2fs_dir_inode_operations;
inode->i_fop = &f2fs_dir_operations;
inode->i_mapping->a_ops = &f2fs_dblock_aops;
- mapping_set_gfp_mask(inode->i_mapping, GFP_F2FS_HIGH_ZERO);
+ inode_nohighmem(inode);
} else if (S_ISLNK(inode->i_mode)) {
if (f2fs_encrypted_inode(inode))
inode->i_op = &f2fs_encrypted_symlink_inode_operations;
@@ -225,6 +348,7 @@ make_now:
ret = -EIO;
goto bad_inode;
}
+ f2fs_set_inode_flags(inode);
unlock_new_inode(inode);
trace_f2fs_iget(inode);
return inode;
@@ -249,13 +373,15 @@ retry:
return inode;
}
-int update_inode(struct inode *inode, struct page *node_page)
+void update_inode(struct inode *inode, struct page *node_page)
{
struct f2fs_inode *ri;
-
- f2fs_inode_synced(inode);
+ struct extent_tree *et = F2FS_I(inode)->extent_tree;
f2fs_wait_on_page_writeback(node_page, NODE, true);
+ set_page_dirty(node_page);
+
+ f2fs_inode_synced(inode);
ri = F2FS_INODE(node_page);
@@ -265,13 +391,15 @@ int update_inode(struct inode *inode, st
ri->i_gid = cpu_to_le32(i_gid_read(inode));
ri->i_links = cpu_to_le32(inode->i_nlink);
ri->i_size = cpu_to_le64(i_size_read(inode));
- ri->i_blocks = cpu_to_le64(inode->i_blocks);
+ ri->i_blocks = cpu_to_le64(SECTOR_TO_BLOCK(inode->i_blocks) + 1);
- if (F2FS_I(inode)->extent_tree)
- set_raw_extent(&F2FS_I(inode)->extent_tree->largest,
- &ri->i_ext);
- else
+ if (et) {
+ read_lock(&et->lock);
+ set_raw_extent(&et->largest, &ri->i_ext);
+ read_unlock(&et->lock);
+ } else {
memset(&ri->i_ext, 0, sizeof(ri->i_ext));
+ }
set_raw_inline(inode, ri);
ri->i_atime = cpu_to_le64(inode->i_atime.tv_sec);
@@ -287,21 +415,49 @@ int update_inode(struct inode *inode, st
ri->i_generation = cpu_to_le32(inode->i_generation);
ri->i_dir_level = F2FS_I(inode)->i_dir_level;
+ if (f2fs_has_extra_attr(inode)) {
+ ri->i_extra_isize = cpu_to_le16(F2FS_I(inode)->i_extra_isize);
+
+ if (f2fs_sb_has_flexible_inline_xattr(F2FS_I_SB(inode)->sb))
+ ri->i_inline_xattr_size =
+ cpu_to_le16(F2FS_I(inode)->i_inline_xattr_size);
+
+ if (f2fs_sb_has_project_quota(F2FS_I_SB(inode)->sb) &&
+ F2FS_FITS_IN_INODE(ri, F2FS_I(inode)->i_extra_isize,
+ i_projid)) {
+ projid_t i_projid;
+
+ i_projid = from_kprojid(&init_user_ns,
+ F2FS_I(inode)->i_projid);
+ ri->i_projid = cpu_to_le32(i_projid);
+ }
+
+ if (f2fs_sb_has_inode_crtime(F2FS_I_SB(inode)->sb) &&
+ F2FS_FITS_IN_INODE(ri, F2FS_I(inode)->i_extra_isize,
+ i_crtime)) {
+ ri->i_crtime =
+ cpu_to_le64(F2FS_I(inode)->i_crtime.tv_sec);
+ ri->i_crtime_nsec =
+ cpu_to_le32(F2FS_I(inode)->i_crtime.tv_nsec);
+ }
+ }
+
__set_inode_rdev(inode, ri);
- set_cold_node(inode, node_page);
/* deleted inode */
if (inode->i_nlink == 0)
clear_inline_node(node_page);
- return set_page_dirty(node_page);
+ F2FS_I(inode)->i_disk_time[0] = inode->i_atime;
+ F2FS_I(inode)->i_disk_time[1] = inode->i_ctime;
+ F2FS_I(inode)->i_disk_time[2] = inode->i_mtime;
+ F2FS_I(inode)->i_disk_time[3] = F2FS_I(inode)->i_crtime;
}
-int update_inode_page(struct inode *inode)
+void update_inode_page(struct inode *inode)
{
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
struct page *node_page;
- int ret = 0;
retry:
node_page = get_node_page(sbi, inode->i_ino);
if (IS_ERR(node_page)) {
@@ -312,12 +468,10 @@ retry:
} else if (err != -ENOENT) {
f2fs_stop_checkpoint(sbi, false);
}
- f2fs_inode_synced(inode);
- return 0;
+ return;
}
- ret = update_inode(inode, node_page);
+ update_inode(inode, node_page);
f2fs_put_page(node_page, 1);
- return ret;
}
int f2fs_write_inode(struct inode *inode, struct writeback_control *wbc)
@@ -335,7 +489,8 @@ int f2fs_write_inode(struct inode *inode
* We need to balance fs here to prevent from producing dirty node pages
* during the urgent cleaning time when runing out of free sections.
*/
- if (update_inode_page(inode))
+ update_inode_page(inode);
+ if (wbc && wbc->nr_to_write)
f2fs_balance_fs(sbi, true);
return 0;
}
@@ -368,10 +523,11 @@ void f2fs_evict_inode(struct inode *inod
if (inode->i_nlink || is_bad_inode(inode))
goto no_delete;
-#ifdef CONFIG_F2FS_FAULT_INJECTION
- if (time_to_inject(sbi, FAULT_EVICT_INODE))
- goto no_delete;
-#endif
+ dquot_initialize(inode);
+
+ remove_ino_entry(sbi, inode->i_ino, APPEND_INO);
+ remove_ino_entry(sbi, inode->i_ino, UPDATE_INO);
+ remove_ino_entry(sbi, inode->i_ino, FLUSH_INO);
sb_start_intwrite(inode->i_sb);
set_inode_flag(inode, FI_NO_ALLOC);
@@ -380,10 +536,18 @@ retry:
if (F2FS_HAS_BLOCKS(inode))
err = f2fs_truncate(inode);
+#ifdef CONFIG_F2FS_FAULT_INJECTION
+ if (time_to_inject(sbi, FAULT_EVICT_INODE)) {
+ f2fs_show_injection_info(FAULT_EVICT_INODE);
+ err = -EIO;
+ }
+#endif
if (!err) {
f2fs_lock_op(sbi);
err = remove_inode_page(inode);
f2fs_unlock_op(sbi);
+ if (err == -ENOENT)
+ err = 0;
}
/* give more chances, if ENOMEM case */
@@ -394,27 +558,41 @@ retry:
if (err)
update_inode_page(inode);
+ dquot_free_inode(inode);
sb_end_intwrite(inode->i_sb);
no_delete:
+ dquot_drop(inode);
+
stat_dec_inline_xattr(inode);
stat_dec_inline_dir(inode);
stat_dec_inline_inode(inode);
- invalidate_mapping_pages(NODE_MAPPING(sbi), inode->i_ino, inode->i_ino);
+ if (likely(!is_set_ckpt_flags(sbi, CP_ERROR_FLAG)))
+ f2fs_bug_on(sbi, is_inode_flag_set(inode, FI_DIRTY_INODE));
+ else
+ f2fs_inode_synced(inode);
+
+ /* ino == 0, if f2fs_new_inode() was failed t*/
+ if (inode->i_ino)
+ invalidate_mapping_pages(NODE_MAPPING(sbi), inode->i_ino,
+ inode->i_ino);
if (xnid)
invalidate_mapping_pages(NODE_MAPPING(sbi), xnid, xnid);
- if (is_inode_flag_set(inode, FI_APPEND_WRITE))
- add_ino_entry(sbi, inode->i_ino, APPEND_INO);
- if (is_inode_flag_set(inode, FI_UPDATE_WRITE))
- add_ino_entry(sbi, inode->i_ino, UPDATE_INO);
+ if (inode->i_nlink) {
+ if (is_inode_flag_set(inode, FI_APPEND_WRITE))
+ add_ino_entry(sbi, inode->i_ino, APPEND_INO);
+ if (is_inode_flag_set(inode, FI_UPDATE_WRITE))
+ add_ino_entry(sbi, inode->i_ino, UPDATE_INO);
+ }
if (is_inode_flag_set(inode, FI_FREE_NID)) {
alloc_nid_failed(sbi, inode->i_ino);
clear_inode_flag(inode, FI_FREE_NID);
+ } else {
+ f2fs_bug_on(sbi, err &&
+ !exist_written_data(sbi, inode->i_ino, ORPHAN_INO));
}
- f2fs_bug_on(sbi, err &&
- !exist_written_data(sbi, inode->i_ino, ORPHAN_INO));
out_clear:
- fscrypt_put_encryption_info(inode, NULL);
+ fscrypt_put_encryption_info(inode);
clear_inode(inode);
}
@@ -424,6 +602,19 @@ void handle_failed_inode(struct inode *i
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
struct node_info ni;
+ /*
+ * clear nlink of inode in order to release resource of inode
+ * immediately.
+ */
+ clear_nlink(inode);
+
+ /*
+ * we must call this to avoid inode being remained as dirty, resulting
+ * in a panic when flushing dirty inodes in gdirty_list.
+ */
+ update_inode_page(inode);
+ f2fs_inode_synced(inode);
+
/* don't make bad inode, since it becomes a regular file. */
unlock_new_inode(inode);
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