ocfs2/dlm: Dumps the lockres' into a debugfs file
This patch dumps all the lockres' alongwith all the locks into
a debugfs file. Useful for debugging.
Signed-off-by: Sunil Mushran <sunil.mushran@oracle.com>
Signed-off-by: Joel Becker <joel.becker@oracle.com>
Signed-off-by: Mark Fasheh <mfasheh@suse.com>
diff --git a/fs/ocfs2/dlm/dlmdebug.h b/fs/ocfs2/dlm/dlmdebug.h
index 94cc10a..7c5b2b0 100644
--- a/fs/ocfs2/dlm/dlmdebug.h
+++ b/fs/ocfs2/dlm/dlmdebug.h
@@ -30,6 +30,7 @@
struct dlm_debug_ctxt {
struct kref debug_refcnt;
struct dentry *debug_state_dentry;
+ struct dentry *debug_lockres_dentry;
};
struct debug_buffer {
@@ -37,6 +38,13 @@
char *buf;
};
+struct debug_lockres {
+ int dl_len;
+ char *dl_buf;
+ struct dlm_ctxt *dl_ctxt;
+ struct dlm_lock_resource *dl_res;
+};
+
int dlm_debug_init(struct dlm_ctxt *dlm);
void dlm_debug_shutdown(struct dlm_ctxt *dlm);