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authorMarcelo Tosatti <mtosatti@redhat.com>2009-06-17 09:22:14 -0300
committerAvi Kivity <avi@redhat.com>2009-09-10 08:32:59 +0300
commit229456fc34b1c9031b04f7581e7b755d1cebfe9c (patch)
tree85fc0b54e9403d6ea059b8f7f78cea49594aaace /virt/kvm/kvm_main.c
parent219b65dcf6c0bad83d51bfa12e25891c02de2414 (diff)
KVM: convert custom marker based tracing to event traces
This allows use of the powerful ftrace infrastructure. See Documentation/trace/ for usage information. [avi, stephen: various build fixes] [sheng: fix control register breakage] Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com> Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Sheng Yang <sheng@linux.intel.com> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'virt/kvm/kvm_main.c')
-rw-r--r--virt/kvm/kvm_main.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 48d5e697bf44..04bdeddebdac 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -59,6 +59,9 @@
#include "irq.h"
#endif
+#define CREATE_TRACE_POINTS
+#include <trace/events/kvm.h>
+
MODULE_AUTHOR("Qumranet");
MODULE_LICENSE("GPL");
@@ -2718,6 +2721,7 @@ EXPORT_SYMBOL_GPL(kvm_init);
void kvm_exit(void)
{
kvm_trace_cleanup();
+ tracepoint_synchronize_unregister();
misc_deregister(&kvm_dev);
kmem_cache_destroy(kvm_vcpu_cache);
sysdev_unregister(&kvm_sysdev);