Messages in this thread Patch in this message | | | Date | Tue, 22 May 2007 16:01:28 -0700 | From | Kevin Hilman <> | Subject | [PATCH -rt] ARM TLB flush fix: don't forget to re-enable preemption |
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Add a preempt_enable() to flush_tlb_kernel_page() since -rt4 patch adds a preempt_disable but no preempt_enable().
Signed-off-by: Kevin Hilman <khilman@mvista.com>
--- include/asm-arm/tlbflush.h | 1 + 1 file changed, 1 insertion(+)
Index: linux-2.6.21/include/asm-arm/tlbflush.h =================================================================== --- linux-2.6.21.orig/include/asm-arm/tlbflush.h +++ linux-2.6.21/include/asm-arm/tlbflush.h @@ -378,6 +378,7 @@ static inline void local_flush_tlb_kerne asm("mcr p15, 0, %0, c8, c6, 1" : : "r" (kaddr) : "cc"); if (tlb_flag(TLB_V6_I_PAGE)) asm("mcr p15, 0, %0, c8, c5, 1" : : "r" (kaddr) : "cc"); + preempt_enable(); if (tlb_flag(TLB_V6_I_FULL | TLB_V6_D_FULL | TLB_V6_I_PAGE | TLB_V6_D_PAGE | -- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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