KVM: x86: Defer MMU sync on PCID invalidation

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Defer the MMU sync on PCID invalidation so that multiple sync requests in
a single VM-Exit are batched.  This is a very minor optimization as
checking for unsync'd children is quite cheap.

Signed-off-by: Sean Christopherson <seanjc@google.com>
Message-Id: <20210609234235.1244004-13-seanjc@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

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Sean Christopherson 2021-06-09 16:42:32 -07:00 • committed by Paolo Bonzini

parent 39353ab579

commit e62f1aa8b9

1 changed files with 1 additions and 1 deletions

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arch/x86/kvm/x86.c

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