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Commit 62079d8a authored by Gleb Natapov's avatar Gleb Natapov Committed by Avi Kivity
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KVM: PMU: add proper support for fixed counter 2



Currently pmu emulation emulates fixed counter 2 as bus cycles
architectural counter, but since commit 9c1497ea perf has
pseudo encoding for it. Use it.

Signed-off-by: default avatarGleb Natapov <gleb@redhat.com>
Signed-off-by: default avatarAvi Kivity <avi@redhat.com>
parent fac33683
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+2 −1
Original line number Diff line number Diff line
@@ -33,10 +33,11 @@ static struct kvm_arch_event_perf_mapping {
	[4] = { 0x2e, 0x41, PERF_COUNT_HW_CACHE_MISSES },
	[5] = { 0xc4, 0x00, PERF_COUNT_HW_BRANCH_INSTRUCTIONS },
	[6] = { 0xc5, 0x00, PERF_COUNT_HW_BRANCH_MISSES },
	[7] = { 0x00, 0x30, PERF_COUNT_HW_REF_CPU_CYCLES },
};

/* mapping between fixed pmc index and arch_events array */
int fixed_pmc_events[] = {1, 0, 2};
int fixed_pmc_events[] = {1, 0, 7};

static bool pmc_is_gp(struct kvm_pmc *pmc)
{