From: Eric Bollengier <eric@eb.homelinux.org>
Date: Wed, 6 Jul 2011 14:45:37 +0000 (+0200)
Subject: Add mutex priority check for changer mutex
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=0a0fd1a2aec0c592564f0964ee68752545b72929;p=bacula%2Fbacula

Add mutex priority check for changer mutex
---

diff --git a/bacula/src/lib/mutex_list.h b/bacula/src/lib/mutex_list.h
index 47ec077d5a..b3f51a2ef3 100644
--- a/bacula/src/lib/mutex_list.h
+++ b/bacula/src/lib/mutex_list.h
@@ -39,5 +39,6 @@
 #define PRIO_SD_VOL_LIST      10           /* vol_list_lock */
 #define PRIO_SD_READ_VOL_LIST 12           /* read_vol_list */
 #define PRIO_SD_DEV_SPOOL     14           /* dev.spool_mutex */
+#define PRIO_SD_ACH_ACCESS    16           /* autochanger lock mutex */
 
 #endif
diff --git a/bacula/src/stored/stored_conf.c b/bacula/src/stored/stored_conf.c
index a9fc44da5d..c15e8a9fb1 100644
--- a/bacula/src/stored/stored_conf.c
+++ b/bacula/src/stored/stored_conf.c
@@ -630,7 +630,9 @@ void save_resource(int type, RES_ITEM *items, int pass)
          foreach_alist(dev, res->res_changer.device) {
             dev->changer_res = (AUTOCHANGER *)&res->res_changer;
          }
-         if ((errstat = rwl_init(&res->res_changer.changer_lock)) != 0) {
+         if ((errstat = rwl_init(&res->res_changer.changer_lock, 
+                                 PRIO_SD_ACH_ACCESS)) != 0)
+         {
             berrno be;
             Jmsg1(NULL, M_ERROR_TERM, 0, _("Unable to init lock: ERR=%s\n"), 
                   be.bstrerror(errstat));