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(parent: 2b519b5) | patch
KVM: X86: Count attempted/successful directed yield
authorWanpeng Li <wanpengli@tencent.com>
Fri, 9 Apr 2021 04:18:30 +0000 (12:18 +0800)
committerPaolo Bonzini <pbonzini@redhat.com>
Mon, 19 Apr 2021 22:04:46 +0000 (18:04 -0400)
commit4a7132efff1c9f4f80b3cdba75b81c4344e088c2
tree80f8b15982f871182dde235a6c37937dc23e5371tree | snapshot
parent2b519b5797d432923afaba9522b6b62e13313e4ecommit | diff
KVM: X86: Count attempted/successful directed yield

To analyze some performance issues with lock contention and scheduling,
it is nice to know when directed yield are successful or failing.

Signed-off-by: Wanpeng Li <wanpengli@tencent.com>
Message-Id: <1617941911-5338-2-git-send-email-wanpengli@tencent.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
arch/x86/include/asm/kvm_host.h diff | blob | history
arch/x86/kvm/x86.c diff | blob | history
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