KVM: MMU: delay local tlb flush
authorXiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Tue, 8 Jun 2010 12:07:01 +0000 (20:07 +0800)
committerAvi Kivity <avi@redhat.com>
Sun, 1 Aug 2010 07:46:26 +0000 (10:46 +0300)
commit3b5d13218667b3ca52efa52cec1d322163bf5465
tree86b2d982c2291d5204425abc45f3b4f61deb3e4c
parent5304efde6ae27deeeae79b97af709d4ceecc336e
KVM: MMU: delay local tlb flush

delay local tlb flush until enter guest moden, it can reduce vpid flush
frequency and reduce remote tlb flush IPI(if KVM_REQ_TLB_FLUSH bit is
already set, IPI is not sent)

Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
arch/x86/kvm/mmu.c