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authorGleb Natapov <gleb@redhat.com>2012-01-15 13:17:22 +0100
committerAvi Kivity <avi@redhat.com>2012-02-01 10:44:46 +0100
commit5753785fa97742d2723ed8ebb29ae59cac912705 (patch)
tree8fee6007a7e79acad183ce1805c48cf3e51c5ca7 /drivers/mfd/ab3100-otp.c
parentKVM: x86: fix missing checks in syscall emulation (diff)
downloadlinux-5753785fa97742d2723ed8ebb29ae59cac912705.tar.xz
linux-5753785fa97742d2723ed8ebb29ae59cac912705.zip
KVM: do not #GP on perf MSR writes when vPMU is disabled
Return to behaviour perf MSR had before introducing vPMU in case vPMU is disabled. Some guests access those registers unconditionally and do not expect it to fail. Signed-off-by: Gleb Natapov <gleb@redhat.com> Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'drivers/mfd/ab3100-otp.c')
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