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(parent: 46a8d13) | patch
KVM: LAPIC: Loosen filter for adaptive tuning of lapic_timer_advance_ns
authorWanpeng Li <wanpengli@tencent.com>
Thu, 26 Sep 2019 00:54:03 +0000 (08:54 +0800)
committerPaolo Bonzini <pbonzini@redhat.com>
Thu, 26 Sep 2019 10:31:29 +0000 (12:31 +0200)
commitad4da876c87703de627efb0b37d117a89b339514
tree716f3e949312523249c24a73ac7d4409c0597a53tree | snapshot
parent46a8d13b68a10f46944a207d6a476312bbea7be4commit | diff
KVM: LAPIC: Loosen filter for adaptive tuning of lapic_timer_advance_ns

5000 guest cycles delta is easy to encounter on desktop, per-vCPU
lapic_timer_advance_ns always keeps at 1000ns initial value, let's
loosen the filter a bit to let adaptive tuning make progress.

Signed-off-by: Wanpeng Li <wanpengli@tencent.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
arch/x86/kvm/lapic.c diff | blob | history
Linux Kernel Source Tree.