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>

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;