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Commit 69072f6e authored by David S. Miller's avatar David S. Miller
Browse files

[SPARC64]: Fix __get_cpu_var in preemption-enabled area. 



Reported by Mariusz Kozlowski.

Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 062ea6d3

arch/sparc64/mm/tlb.c

+2 −1
Original line number Diff line number Diff line
@@ -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);