Ensure that our temporary page table entry is flushed from the TLB before we resume normal operations. This ensures that userspace won't trip over the stale TLB entry. Signed-off-by: Russell King <rmk+kernel@xxxxxxxxxxxxxxxx> --- arch/arm/include/asm/suspend.h | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/arch/arm/include/asm/suspend.h b/arch/arm/include/asm/suspend.h index 8d5b446..f8db9d0 100644 --- a/arch/arm/include/asm/suspend.h +++ b/arch/arm/include/asm/suspend.h @@ -2,6 +2,7 @@ #define __ASM_ARM_SUSPEND_H #include <asm/memory.h> +#include <asm/tlbflush.h> extern void cpu_resume(void); @@ -14,6 +15,7 @@ static inline void cpu_suspend(unsigned long arg, void (*fn)(unsigned long)) extern void __cpu_suspend(int, long, unsigned long, void (*)(unsigned long)); __cpu_suspend(0, PHYS_OFFSET - PAGE_OFFSET, arg, fn); + flush_tlb_all(); } #endif -- 1.7.4.4 -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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