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(parent: d10560f) | patch
KVM: x86: make Hyper-V PV TLB flush use tlb_flush_guest()
authorVitaly Kuznetsov <vkuznets@redhat.com>
Wed, 25 Mar 2020 16:28:24 +0000 (12:28 -0400)
committerPaolo Bonzini <pbonzini@redhat.com>
Tue, 21 Apr 2020 13:12:48 +0000 (09:12 -0400)
commit1ef48f57a6e9731828734480da8a3742ee576c3e
tree3d300c08b9c97fefe98d823e8d9477832a143100tree | snapshot
parentd10560f39915e4ce251a8290d80559687d86431dcommit | diff
KVM: x86: make Hyper-V PV TLB flush use tlb_flush_guest()

Hyper-V PV TLB flush mechanism does TLB flush on behalf of the guest
so doing tlb_flush_all() is an overkill, switch to using tlb_flush_guest()
(just like KVM PV TLB flush mechanism) instead. Introduce
KVM_REQ_HV_TLB_FLUSH to support the change.

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
arch/x86/include/asm/kvm_host.h diff | blob | history
arch/x86/kvm/hyperv.c diff | blob | history
arch/x86/kvm/x86.c diff | blob | history
Linux Kernel Source Tree.