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authorIngo Molnar <mingo@kernel.org>2013-08-12 19:51:43 +0200
committerIngo Molnar <mingo@kernel.org>2013-08-12 19:51:43 +0200
commit6356bb0ad6525dae93c06478a098ed3848e9ab01 (patch)
tree8fdbda28405fb0b1c213f2a87c532a760510adf0 /arch/arm/mm/context.c
parent7781544e7c367d0cae87feb0f0675fd333bfc9d8 (diff)
parent0ca06c0857aee11911f91621db14498496f2c2cd (diff)
Merge tag 'please-pull-mce-f-bit' of git://git.kernel.org/pub/scm/linux/kernel/git/ras/ras into x86/ras
Pull MCE-uncorrected-error fix from Tony Luck: "Bit 12 may or may not be set in MCi_STATUS.MCACOD when an uncorrected error is reported. Ignore it when checking error signatures." Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/arm/mm/context.c')
-rw-r--r--arch/arm/mm/context.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm/mm/context.c b/arch/arm/mm/context.c
index b55b1015724b..4a0544492f10 100644
--- a/arch/arm/mm/context.c
+++ b/arch/arm/mm/context.c
@@ -245,7 +245,8 @@ void check_and_switch_context(struct mm_struct *mm, struct task_struct *tsk)
if (cpumask_test_and_clear_cpu(cpu, &tlb_flush_pending)) {
local_flush_bp_all();
local_flush_tlb_all();
- dummy_flush_tlb_a15_erratum();
+ if (erratum_a15_798181())
+ dummy_flush_tlb_a15_erratum();
}
atomic64_set(&per_cpu(active_asids, cpu), asid);