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| author | Andy Lutomirski <luto@amacapital.net> | 2014-10-08 04:16:21 +0400 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2014-11-03 14:07:22 +0300 |
| commit | 52ce3c21aec30d9dd99a89662ae87c657636787b (patch) | |
| tree | 73e8a750a72c8fe375ab2684abe3579bf9725971 /drivers/cpufreq/cpufreq_stats.c | |
| parent | bf0b682c9b6a6d6d54adf439bfe953feef7be2e8 (diff) | |
| download | linux-52ce3c21aec30d9dd99a89662ae87c657636787b.tar.xz | |
x86,kvm,vmx: Don't trap writes to CR4.TSD
CR4.TSD is guest-owned; don't trap writes to it in VMX guests. This
avoids a VM exit on context switches into or out of a PR_TSC_SIGSEGV
task.
I think that this fixes an unintentional side-effect of:
4c38609ac569 KVM: VMX: Make guest cr4 mask more conservative
Signed-off-by: Andy Lutomirski <luto@amacapital.net>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'drivers/cpufreq/cpufreq_stats.c')
0 files changed, 0 insertions, 0 deletions