| [PATCH 2.6.19-rc3] VFS: extra check inside dentry_unhash() [message #7969] |
Wed, 01 November 2006 10:37 |
vaverin
Messages: 708
Registered: September 2005
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Senior Member |
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From: Vasily Averin <vvs@sw.ru>
d_count check after dget() is always true
Signed-off-by: Vasily Averin <vvs@sw.ru>
--- linux-2.6.19-rc3-mm1/fs/namei.c.duhsh 2006-10-30 14:20:19.000000000 +0300
+++ linux-2.6.19-rc3-mm1/fs/namei.c 2006-11-01 13:17:17.000000000 +0300
@@ -1993,8 +1993,7 @@ asmlinkage long sys_mkdir(const char __u
void dentry_unhash(struct dentry *dentry)
{
dget(dentry);
- if (atomic_read(&dentry->d_count))
- shrink_dcache_parent(dentry);
+ shrink_dcache_parent(dentry);
spin_lock(&dcache_lock);
spin_lock(&dentry->d_lock);
if (atomic_read(&dentry->d_count) == 2)
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