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authorJan Kiszka2011-02-04 10:49:11 +0100
committerMarcelo Tosatti2011-03-17 13:08:30 -0300
commit038f8c110eace38d7598e271835ae96ad04a3a26 (patch)
tree0b95a2c07fb2331110f4741d9d54ebfcf42283a8 /arch/x86/include/asm/kvm_host.h
parent7049467b5383432e178cc4124e53aebd83638916 (diff)
KVM: x86: Convert tsc_write_lock to raw_spinlock
Code under this lock requires non-preemptibility. Ensure this also over -rt by converting it to raw spinlock. Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/include/asm/kvm_host.h')
-rw-r--r--arch/x86/include/asm/kvm_host.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index a58aebef5188..37bd730ff852 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -448,7 +448,7 @@ struct kvm_arch {
unsigned long irq_sources_bitmap;
s64 kvmclock_offset;
- spinlock_t tsc_write_lock;
+ raw_spinlock_t tsc_write_lock;
u64 last_tsc_nsec;
u64 last_tsc_offset;
u64 last_tsc_write;