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x86, mm: trace when an IPI is about to be sent
[cascardo/linux.git]
/
arch
/
x86
/
mm
/
tlb.c
diff --git
a/arch/x86/mm/tlb.c
b/arch/x86/mm/tlb.c
index
90b924a
..
8ddb5d0
100644
(file)
--- a/
arch/x86/mm/tlb.c
+++ b/
arch/x86/mm/tlb.c
@@
-140,6
+140,7
@@
void native_flush_tlb_others(const struct cpumask *cpumask,
info.flush_end = end;
count_vm_tlb_event(NR_TLB_REMOTE_FLUSH);
+ trace_tlb_flush(TLB_REMOTE_SEND_IPI, end - start);
if (is_uv_system()) {
unsigned int cpu;