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authorMarcelo Tosatti <mtosatti@redhat.com>2014-01-06 12:00:02 -0200
committerPaolo Bonzini <pbonzini@redhat.com>2014-01-15 12:43:54 +0100
commit9ed96e87c5748de4c2807ef17e81287c7304186c (patch)
treee16371f8aedac885b770d1db402b03847f519b8e /arch/x86/kvm/x86.h
parent37f6a4e237303549c8676dfe1fd1991ceab512eb (diff)
downloadlinux-9ed96e87c5748de4c2807ef17e81287c7304186c.tar.bz2
KVM: x86: limit PIT timer frequency
Limit PIT timer frequency similarly to the limit applied by LAPIC timer. Cc: stable@kernel.org Reviewed-by: Jan Kiszka <jan.kiszka@siemens.com> Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/x86.h')
-rw-r--r--arch/x86/kvm/x86.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/kvm/x86.h b/arch/x86/kvm/x86.h
index 587fb9ede436..8da5823bcde6 100644
--- a/arch/x86/kvm/x86.h
+++ b/arch/x86/kvm/x86.h
@@ -125,5 +125,7 @@ int kvm_write_guest_virt_system(struct x86_emulate_ctxt *ctxt,
#define KVM_SUPPORTED_XCR0 (XSTATE_FP | XSTATE_SSE | XSTATE_YMM)
extern u64 host_xcr0;
+extern unsigned int min_timer_period_us;
+
extern struct static_key kvm_no_apic_vcpu;
#endif