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[SPARC64]: Fix __get_cpu_var in preemption-enabled area.
author
David S. Miller
<davem@davemloft.net>
Wed, 26 Mar 2008 11:25:00 +0000
(
04:25
-0700)
committer
David S. Miller
<davem@davemloft.net>
Wed, 26 Mar 2008 11:25:00 +0000
(
04:25
-0700)
Reported by Mariusz Kozlowski.
Signed-off-by: David S. Miller <davem@davemloft.net>
arch/sparc64/mm/tlb.c
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diff --git
a/arch/sparc64/mm/tlb.c
b/arch/sparc64/mm/tlb.c
index
3f10fc9
..
a0f000b
100644
(file)
--- 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);