KVM: x86: remove WARN_ON from get_kernel_ns()

commit b351c39cc9e0151cee9b8d52a1e714928faabb38 upstream.

Function and callers can be preempted.

https://bugzilla.kernel.org/show_bug.cgi?id=73721

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 92af83d79c97a1dfa8bf1adf214b9204018d0306..77046f7177d531a425392e1905d700050adf980f 100644 (file)
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -1073,7 +1073,6 @@ static inline u64 get_kernel_ns(void)
 {
        struct timespec ts;
 
-       WARN_ON(preemptible());
        ktime_get_ts(&ts);
        monotonic_to_bootbased(&ts);
        return timespec_to_ns(&ts);