commit 8b337d60a526f4461d681cd537d6b0f2d176f0ad
Author: David S. Miller <[EMAIL PROTECTED]>
Date: Mon Apr 7 00:25:35 2008 -0700
SPARC64: Fix __get_cpu_var in preemption-enabled area.
Upstream commit: 69072f6e8e4bd4799d2a54e4ff8771d0657512c1
Reported by Mariusz Kozlowski.
Signed-off-by: David S. Miller <[EMAIL PROTECTED]>
Signed-off-by: Chris Wright <[EMAIL PROTECTED]>
diff --git a/arch/sparc64/mm/tlb.c b/arch/sparc64/mm/tlb.c
index 3f10fc9..a0f000b 100644
--- a/arch/sparc64/mm/tlb.c
+++ b/arch/sparc64/mm/tlb.c
@@ -23,10 +23,11 @@ DEFINE_PER_CPU(struct mmu_gather, mmu_gathers) = { 0, };
void flush_tlb_pending(void)
{
- struct mmu_gather *mp = &__get_cpu_var(mmu_gathers);
+ struct mmu_gather *mp;
preempt_disable();
+ mp = &__get_cpu_var(mmu_gathers);
if (mp->tlb_nr) {
flush_tsb_user(mp);
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