diff options
Diffstat (limited to 'arch/loongarch/kernel/process.c')
| -rw-r--r-- | arch/loongarch/kernel/process.c | 23 |
1 files changed, 11 insertions, 12 deletions
diff --git a/arch/loongarch/kernel/process.c b/arch/loongarch/kernel/process.c index b71e17c1cc0c..ba457e43f5be 100644 --- a/arch/loongarch/kernel/process.c +++ b/arch/loongarch/kernel/process.c @@ -61,13 +61,6 @@ EXPORT_SYMBOL(__stack_chk_guard); unsigned long boot_option_idle_override = IDLE_NO_OVERRIDE; EXPORT_SYMBOL(boot_option_idle_override); -#ifdef CONFIG_HOTPLUG_CPU -void __noreturn arch_cpu_idle_dead(void) -{ - play_dead(); -} -#endif - asmlinkage void ret_from_fork(void); asmlinkage void ret_from_kernel_thread(void); @@ -117,8 +110,14 @@ int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src) */ preempt_disable(); - if (is_fpu_owner()) - save_fp(current); + if (is_fpu_owner()) { + if (is_lasx_enabled()) + save_lasx(current); + else if (is_lsx_enabled()) + save_lsx(current); + else + save_fp(current); + } preempt_enable(); @@ -285,7 +284,7 @@ unsigned long stack_top(void) /* Space for the VDSO & data page */ top -= PAGE_ALIGN(current->thread.vdso->size); - top -= PAGE_SIZE; + top -= VVAR_SIZE; /* Space to randomize the VDSO base */ if (current->flags & PF_RANDOMIZE) @@ -339,9 +338,9 @@ static void raise_backtrace(cpumask_t *mask) } } -void arch_trigger_cpumask_backtrace(const cpumask_t *mask, bool exclude_self) +void arch_trigger_cpumask_backtrace(const cpumask_t *mask, int exclude_cpu) { - nmi_trigger_cpumask_backtrace(mask, exclude_self, raise_backtrace); + nmi_trigger_cpumask_backtrace(mask, exclude_cpu, raise_backtrace); } #ifdef CONFIG_64BIT |