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authorDavid Teigland <teigland@redhat.com>2008-12-09 21:47:29 +0100
committerDavid Teigland <teigland@redhat.com>2008-12-23 17:18:34 +0100
commite3a84ad495d1fddb542e0922160f0194a1361950 (patch)
treeacc2d0c23440b68b1a9b9b048c2d0fae4735303b /fs/dlm/dlm_internal.h
parentdlm: change lock time stamping (diff)
downloadlinux-e3a84ad495d1fddb542e0922160f0194a1361950.tar.xz
linux-e3a84ad495d1fddb542e0922160f0194a1361950.zip
dlm: add time stamp of blocking callback
Record the time the latest blocking callback was queued for a lock. This will be used for debugging in combination with lock queue timestamp changes in the previous patch. Signed-off-by: David Teigland <teigland@redhat.com>
Diffstat (limited to 'fs/dlm/dlm_internal.h')
-rw-r--r--fs/dlm/dlm_internal.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/dlm/dlm_internal.h b/fs/dlm/dlm_internal.h
index e69135c83d5d..0c4882951923 100644
--- a/fs/dlm/dlm_internal.h
+++ b/fs/dlm/dlm_internal.h
@@ -245,6 +245,7 @@ struct dlm_lkb {
struct list_head lkb_astqueue; /* need ast to be sent */
struct list_head lkb_ownqueue; /* list of locks for a process */
struct list_head lkb_time_list;
+ ktime_t lkb_time_bast; /* for debugging */
ktime_t lkb_timestamp;
unsigned long lkb_timeout_cs;