[Xen-changelog] [xen master] evtchn: profile event channel lock

[patchbot@xxxxxxx]

commit a3046cf809529f4fdd03850e084a94fa72cf78e9
Author:     David Vrabel <david.vrabel@xxxxxxxxxx>
AuthorDate: Wed Jun 10 12:06:02 2015 +0200
Commit:     Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Wed Jun 10 12:06:02 2015 +0200

    evtchn: profile event channel lock
    
    The per-domain event channel lock may suffer from contention.  Add it to
    the set of locks to be profiled when lock profiling is enabled.
    
    Signed-off-by: David Vrabel <david.vrabel@xxxxxxxxxx>
---
 xen/common/event_channel.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/xen/common/event_channel.c b/xen/common/event_channel.c
index fae242d..bf9b2f8 100644
--- a/xen/common/event_channel.c
+++ b/xen/common/event_channel.c
@@ -1251,7 +1251,7 @@ int evtchn_init(struct domain *d)
     if ( !d->evtchn )
         return -ENOMEM;
 
-    spin_lock_init(&d->event_lock);
+    spin_lock_init_prof(d, event_lock);
     if ( get_free_port(d) != 0 )
     {
         free_evtchn_bucket(d, d->evtchn);
--
generated by git-patchbot for /home/xen/git/xen.git#master

_______________________________________________
Xen-changelog mailing list
Xen-changelog@xxxxxxxxxxxxx
http://lists.xensource.com/xen-changelog