From: Chas Williams <chas@cmf.nrl.navy.mil>
Date: Tue, 29 Nov 2005 03:20:28 +0000 (+0000)
Subject: STABLE14-linux-afs-put-inode-dont-race-20051128
X-Git-Tag: openafs-stable-1_4_1-rc2~18
X-Git-Url: https://git.michaelhowe.org/gitweb/?a=commitdiff_plain;h=6fb579688902f4a7b8808c19af63a0b2c2dabd58;p=packages%2Fo%2Fopenafs.git

STABLE14-linux-afs-put-inode-dont-race-20051128

FIXES 23318

hold lock across refcount check. oops


(cherry picked from commit bb7b7cef7916787f55f51a6dc070e1fa4ca08021)
---

diff --git a/src/afs/LINUX/osi_vfsops.c b/src/afs/LINUX/osi_vfsops.c
index 8d6ce9bdd..63d14577b 100644
--- a/src/afs/LINUX/osi_vfsops.c
+++ b/src/afs/LINUX/osi_vfsops.c
@@ -343,12 +343,12 @@ afs_put_inode(struct inode *ip)
 {
     struct vcache *vcp = VTOAFS(ip);
 
+    AFS_GLOCK();
     if (VREFCOUNT(vcp) == 2) {
-	AFS_GLOCK();
 	if (VREFCOUNT(vcp) == 2)
 	    afs_InactiveVCache(vcp, NULL);
-	AFS_GUNLOCK();
     }
+    AFS_GUNLOCK();
 }
 
 /* afs_put_super