From: jxiong <jxiong>
Date: Wed, 22 Apr 2009 00:45:23 +0000 (+0000)
Subject: b=18711
X-Git-Tag: v1_9_170~37
X-Git-Url: https://git.whamcloud.com/?a=commitdiff_plain;h=78e532c752b329495ff9f2a086a1fef6fad01f72;p=fs%2Flustre-release.git

b=18711
r=jay, adilger

in lu_context_key_deregister
- to not print message inside a spinlock
- assert when the key has extra references
---

diff --git a/lustre/obdclass/lu_object.c b/lustre/obdclass/lu_object.c
index 8c55d6b..4aa0443 100644
--- a/lustre/obdclass/lu_object.c
+++ b/lustre/obdclass/lu_object.c
@@ -1094,11 +1094,11 @@ void lu_context_key_degister(struct lu_context_key *key)
         ++key_set_version;
         spin_lock(&lu_keys_guard);
         key_fini(&lu_shrink_env.le_ctx, key->lct_index);
-
-        if (atomic_read(&key->lct_used) > 1)
-                CERROR("key has instances.\n");
         lu_keys[key->lct_index] = NULL;
         spin_unlock(&lu_keys_guard);
+
+        LASSERTF(atomic_read(&key->lct_used) == 1, "key has instances: %d\n",
+                 atomic_read(&key->lct_used));
 }
 EXPORT_SYMBOL(lu_context_key_degister);