+extern char *ldlm_lockname[];
+extern char *ldlm_typename[];
+extern char *ldlm_it2str(int it);
+
+#define LDLM_DEBUG(lock, format, a...) \
+do { \
+ if (lock->l_resource == NULL) { \
+ CDEBUG(D_DLMTRACE, "### " format \
+ " (UNKNOWN: lock %p(rc=%d/%d,%d) mode %s/%s on " \
+ "res \?\? (rc=\?\?) type \?\?\? remote "LPX64")\n" \
+ , ## a, lock, lock->l_refc, lock->l_readers, \
+ lock->l_writers, \
+ ldlm_lockname[lock->l_granted_mode], \
+ ldlm_lockname[lock->l_req_mode], \
+ lock->l_remote_handle.addr); \
+ break; \
+ } \
+ if (lock->l_resource->lr_type == LDLM_EXTENT) { \
+ CDEBUG(D_DLMTRACE, "### " format \
+ " (%s: lock %p(rc=%d/%d,%d) mode %s/%s on res " \
+ LPU64" (rc=%d) type %s ["LPU64"->"LPU64"] remote " \
+ LPX64")\n" , ## a, \
+ lock->l_resource->lr_namespace->ns_name, lock, \
+ lock->l_refc, lock->l_readers, lock->l_writers, \
+ ldlm_lockname[lock->l_granted_mode], \
+ ldlm_lockname[lock->l_req_mode], \
+ lock->l_resource->lr_name[0], \
+ atomic_read(&lock->l_resource->lr_refcount), \
+ ldlm_typename[lock->l_resource->lr_type], \
+ lock->l_extent.start, lock->l_extent.end, \
+ lock->l_remote_handle.addr); \
+ break; \
+ } \
+ { \
+ CDEBUG(D_DLMTRACE, "### " format \
+ " (%s: lock %p(rc=%d/%d,%d) mode %s/%s on res " \
+ LPU64" (rc=%d) type %s remote "LPX64")\n" , ## a, \
+ lock->l_resource->lr_namespace->ns_name, lock, \
+ lock->l_refc, lock->l_readers, lock->l_writers, \
+ ldlm_lockname[lock->l_granted_mode], \
+ ldlm_lockname[lock->l_req_mode], \
+ lock->l_resource->lr_name[0], \
+ atomic_read(&lock->l_resource->lr_refcount), \
+ ldlm_typename[lock->l_resource->lr_type], \
+ lock->l_remote_handle.addr); \
+ } \
+} while (0)
+
+#define LDLM_DEBUG_NOLOCK(format, a...) \
+ CDEBUG(D_DLMTRACE, "### " format "\n" , ## a)
+
+/* For internal LDLM use */
+extern struct lustre_lock ldlm_everything_lock;