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| author | Wanpeng Li <wanpeng.li@hotmail.com> | 2016-11-07 11:13:39 +0800 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2016-11-09 22:03:14 +0100 |
| commit | b2c5ea4f759190ee9f75687a00035c1a66d0d743 (patch) | |
| tree | 330b4c080ae19d1fd6578429d5d5fec64b875340 /arch/x86/kernel | |
| parent | d2d9c4a3d01c20f936f88e0c2793945e6632dab6 (diff) | |
| download | lwn-b2c5ea4f759190ee9f75687a00035c1a66d0d743.tar.gz lwn-b2c5ea4f759190ee9f75687a00035c1a66d0d743.zip | |
x86/msr: Add wrmsr_notrace()
Required to remove the extra irq_enter()/irq_exit() in
smp_reschedule_interrupt().
Suggested-by: Peter Zijlstra <peterz@infradead.org>
Suggested-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Wanpeng Li <wanpeng.li@hotmail.com>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Borislav Petkov <bp@alien8.de>
Cc: kvm@vger.kernel.org
Cc: Mike Galbraith <efault@gmx.de>
Link: http://lkml.kernel.org/r/1478488420-5982-2-git-send-email-wanpeng.li@hotmail.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86/kernel')
0 files changed, 0 insertions, 0 deletions