From 558258abc61c76f9e4de1604c36ed64ad9e87b04 Mon Sep 17 00:00:00 2001
From: phil <phil>
Date: Sun, 21 Dec 2003 07:51:42 +0000
Subject: [PATCH] Make the namespace/resource/lock dumping somewhat more
 compact, so that less log space is wasted, and it's easier to visually scan.

---
 lustre/ldlm/ldlm_lock.c     |  5 +++--
 lustre/ldlm/ldlm_lockd.c    |  1 -
 lustre/ldlm/ldlm_resource.c | 45 ++++++++++++++++++++++++---------------------
 3 files changed, 27 insertions(+), 24 deletions(-)

diff --git a/lustre/ldlm/ldlm_lock.c b/lustre/ldlm/ldlm_lock.c
index 3d52c40..669f9e7 100644
--- a/lustre/ldlm/ldlm_lock.c
+++ b/lustre/ldlm/ldlm_lock.c
@@ -1078,8 +1078,9 @@ void ldlm_lock_dump(int level, struct ldlm_lock *lock, int pos)
                  lock->l_version[0], lock->l_version[1],
                  lock->l_version[2], lock->l_version[3]);
 
-        CDEBUG(level, "  -- Lock dump: %p (%s) (rc: %d) (pos: %d)\n", lock, ver,
-               atomic_read(&lock->l_refc), pos);
+        CDEBUG(level, "  -- Lock dump: %p/"LPX64" (%s) (rc: %d) (pos: %d)\n",
+               lock, lock->l_handle.h_cookie, ver, atomic_read(&lock->l_refc),
+               pos);
         if (lock->l_conn_export != NULL)
                 obd = lock->l_conn_export->exp_obd;
         if (lock->l_export && lock->l_export->exp_connection) {
diff --git a/lustre/ldlm/ldlm_lockd.c b/lustre/ldlm/ldlm_lockd.c
index d6a4618..95cb950 100644
--- a/lustre/ldlm/ldlm_lockd.c
+++ b/lustre/ldlm/ldlm_lockd.c
@@ -1352,7 +1352,6 @@ EXPORT_SYMBOL(ldlm_regression_stop);
 EXPORT_SYMBOL(ldlm_namespace_new);
 EXPORT_SYMBOL(ldlm_namespace_cleanup);
 EXPORT_SYMBOL(ldlm_namespace_free);
-EXPORT_SYMBOL(ldlm_namespace_dump);
 
 /* l_lock.c */
 EXPORT_SYMBOL(l_lock);
diff --git a/lustre/ldlm/ldlm_resource.c b/lustre/ldlm/ldlm_resource.c
index 4a5f5e6..ab36d71 100644
--- a/lustre/ldlm/ldlm_resource.c
+++ b/lustre/ldlm/ldlm_resource.c
@@ -674,29 +674,32 @@ void ldlm_resource_dump(struct ldlm_resource *res)
                ") (rc: %d)\n", res, res->lr_name.name[0], res->lr_name.name[1],
                res->lr_name.name[2], res->lr_name.name[3],
                atomic_read(&res->lr_refcount));
-        CDEBUG(D_OTHER, "Namespace: %p (%s)\n", res->lr_namespace,
-               res->lr_namespace->ns_name);
-        CDEBUG(D_OTHER, "Parent: %p, root: %p\n", res->lr_parent, res->lr_root);
 
-        CDEBUG(D_OTHER, "Granted locks:\n");
-        pos = 0;
-        list_for_each(tmp, &res->lr_granted) {
-                struct ldlm_lock *lock;
-                lock = list_entry(tmp, struct ldlm_lock, l_res_link);
-                ldlm_lock_dump(D_OTHER, lock, ++pos);
+        if (!list_empty(&res->lr_granted)) {
+                pos = 0;
+                CDEBUG(D_OTHER, "Granted locks:\n");
+                list_for_each(tmp, &res->lr_granted) {
+                        struct ldlm_lock *lock;
+                        lock = list_entry(tmp, struct ldlm_lock, l_res_link);
+                        ldlm_lock_dump(D_OTHER, lock, ++pos);
+                }
         }
-        pos = 0;
-        CDEBUG(D_OTHER, "Converting locks:\n");
-        list_for_each(tmp, &res->lr_converting) {
-                struct ldlm_lock *lock;
-                lock = list_entry(tmp, struct ldlm_lock, l_res_link);
-                ldlm_lock_dump(D_OTHER, lock, ++pos);
+        if (!list_empty(&res->lr_converting)) {
+                pos = 0;
+                CDEBUG(D_OTHER, "Converting locks:\n");
+                list_for_each(tmp, &res->lr_converting) {
+                        struct ldlm_lock *lock;
+                        lock = list_entry(tmp, struct ldlm_lock, l_res_link);
+                        ldlm_lock_dump(D_OTHER, lock, ++pos);
+                }
         }
-        pos = 0;
-        CDEBUG(D_OTHER, "Waiting locks:\n");
-        list_for_each(tmp, &res->lr_waiting) {
-                struct ldlm_lock *lock;
-                lock = list_entry(tmp, struct ldlm_lock, l_res_link);
-                ldlm_lock_dump(D_OTHER, lock, ++pos);
+        if (!list_empty(&res->lr_waiting)) {
+                pos = 0;
+                CDEBUG(D_OTHER, "Waiting locks:\n");
+                list_for_each(tmp, &res->lr_waiting) {
+                        struct ldlm_lock *lock;
+                        lock = list_entry(tmp, struct ldlm_lock, l_res_link);
+                        ldlm_lock_dump(D_OTHER, lock, ++pos);
+                }
         }
 }
-- 
1.8.3.1