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| author |   David S. Miller <davem@davemloft.net> | 2008-03-26 04:25:00 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-03-26 04:25:00 -0700 |
| commit | 69072f6e8e4bd4799d2a54e4ff8771d0657512c1 (patch) | |
| tree | e4fdde1795285356bd8653b515958fba784195b6 /arch/sparc64 | |
| parent | [SPARC64]: Fix sparse warnings in arch/sparc64/kernel/signal.c (diff) | |
| download | linux-dev-69072f6e8e4bd4799d2a54e4ff8771d0657512c1.tar.xz linux-dev-69072f6e8e4bd4799d2a54e4ff8771d0657512c1.zip | |
[SPARC64]: Fix __get_cpu_var in preemption-enabled area.
Reported by Mariusz Kozlowski.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc64')
| -rw-r--r-- | arch/sparc64/mm/tlb.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/sparc64/mm/tlb.c b/arch/sparc64/mm/tlb.c index 3f10fc921b00..a0f000b293de 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); |