diff options
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/include/asm/mmu_context.h | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/arch/powerpc/include/asm/mmu_context.h b/arch/powerpc/include/asm/mmu_context.h index b9e3f0aca261..0012f0353fd6 100644 --- a/arch/powerpc/include/asm/mmu_context.h +++ b/arch/powerpc/include/asm/mmu_context.h @@ -70,8 +70,9 @@ extern void drop_cop(unsigned long acop, struct mm_struct *mm); * switch_mm is the entry point called from the architecture independent * code in kernel/sched/core.c */ -static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next, - struct task_struct *tsk) +static inline void switch_mm_irqs_off(struct mm_struct *prev, + struct mm_struct *next, + struct task_struct *tsk) { /* Mark this context has been used on the new CPU */ if (!cpumask_test_cpu(smp_processor_id(), mm_cpumask(next))) @@ -110,6 +111,18 @@ static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next, switch_mmu_context(prev, next, tsk); } +static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next, + struct task_struct *tsk) +{ + unsigned long flags; + + local_irq_save(flags); + switch_mm_irqs_off(prev, next, tsk); + local_irq_restore(flags); +} +#define switch_mm_irqs_off switch_mm_irqs_off + + #define deactivate_mm(tsk,mm) do { } while (0) /* |