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KVM: Lazy FPU support for SVM
authorAnthony Liguori <aliguori@us.ibm.com>
Mon, 23 Apr 2007 14:17:21 +0000 (09:17 -0500)
committerAvi Kivity <avi@qumranet.com>
Thu, 3 May 2007 07:52:31 +0000 (10:52 +0300)
Avoid saving and restoring the guest fpu state on every exit.  This
shaves ~100 cycles off the guest/host switch.

Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
drivers/kvm/kvm.h patch | blob | history
drivers/kvm/svm.c patch | blob | history

diff --cc drivers/kvm/kvm.h
Simple merge
diff --cc drivers/kvm/svm.c
Simple merge
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