firmware/br-ext-chip-ingenic/board/t40/kernel/patches/00000-arch_mips_kernel_proc...

37 lines
1.0 KiB
Diff

diff -drupN a/arch/mips/kernel/process.c b/arch/mips/kernel/process.c
--- a/arch/mips/kernel/process.c 2017-10-21 18:09:07.000000000 +0300
+++ b/arch/mips/kernel/process.c 2022-06-09 05:02:27.000000000 +0300
@@ -45,6 +45,8 @@
#include <asm/inst.h>
#include <asm/stacktrace.h>
#include <asm/irq_regs.h>
+#include <mxu.h>
+#include <mxuv3.h>
#ifdef CONFIG_HOTPLUG_CPU
void arch_cpu_idle_dead(void)
@@ -63,12 +65,13 @@ void start_thread(struct pt_regs * regs,
unsigned long status;
/* New thread loses kernel privileges. */
- status = regs->cp0_status & ~(ST0_CU0|ST0_CU1|ST0_FR|KU_MASK);
+ status = regs->cp0_status & ~(ST0_CU0|ST0_CU1|ST0_CU2|ST0_FR|KU_MASK);
status |= KU_USER;
regs->cp0_status = status;
clear_used_math();
clear_fpu_owner();
init_dsp();
+ init_mxu();
clear_thread_flag(TIF_USEDMSA);
clear_thread_flag(TIF_MSA_CTX_LIVE);
disable_msa();
@@ -102,6 +105,8 @@ int arch_dup_task_struct(struct task_str
save_dsp(current);
+ //save_mxu(current);
+
preempt_enable();
*dst = *src;