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authorJoel Becker <joel.becker@oracle.com>2007-06-19 11:34:03 -0700
committerMark Fasheh <mark.fasheh@oracle.com>2007-07-10 17:19:43 -0700
commit16c6a4f24de2933b26477ad5dfb71f518220d641 (patch)
treedd6e1efd95d00f84a7132b8ada3314bcea730d68 /fs/ocfs2/cluster/heartbeat.c
parent14829422be6d6b6721f61b1e749acf5a9cb664d8 (diff)
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ocfs2: live heartbeat depends on the local node configuration
Removing the local node configuration out from underneath a running heartbeat is "bad". Provide an API in the ocfs2 nodemanager to request a configfs dependancy on the local node, then use it in heartbeat. Signed-off-by: Joel Becker <joel.becker@oracle.com> Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
Diffstat (limited to 'fs/ocfs2/cluster/heartbeat.c')
-rw-r--r--fs/ocfs2/cluster/heartbeat.c17
1 files changed, 14 insertions, 3 deletions
diff --git a/fs/ocfs2/cluster/heartbeat.c b/fs/ocfs2/cluster/heartbeat.c
index e331f4cb2c81..2877d468f115 100644
--- a/fs/ocfs2/cluster/heartbeat.c
+++ b/fs/ocfs2/cluster/heartbeat.c
@@ -1693,9 +1693,18 @@ static int o2hb_region_get(const char *region_uuid)
ret = -ENOENT;
spin_unlock(&o2hb_live_lock);
- if (!ret)
- ret = o2nm_depend_item(&reg->hr_item);
+ if (ret)
+ goto out;
+
+ ret = o2nm_depend_this_node();
+ if (ret)
+ goto out;
+ ret = o2nm_depend_item(&reg->hr_item);
+ if (ret)
+ o2nm_undepend_this_node();
+
+out:
return ret;
}
@@ -1709,8 +1718,10 @@ static void o2hb_region_put(const char *region_uuid)
spin_unlock(&o2hb_live_lock);
- if (reg)
+ if (reg) {
o2nm_undepend_item(&reg->hr_item);
+ o2nm_undepend_this_node();
+ }
}
int o2hb_register_callback(const char *region_uuid,