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fs: dcache remove dcache_lock

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dcache_lock no longer protects anything. remove it.

Signed-off-by: Nick Piggin <npiggin@kernel.dk>
This commit is contained in:
Nick Piggin
2011-01-07 17:49:38 +11:00
parent 949854d024
commit b5c84bf6f6
40 changed files with 108 additions and 306 deletions
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9
fs/namei.c
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@@ -612,8 +612,8 @@ int follow_up(struct path *path)
return 1;
}
/* no need for dcache_lock, as serialization is taken care in
* namespace.c
/*
* serialization is taken care of in namespace.c
*/
static int __follow_mount(struct path *path)
{
@@ -645,9 +645,6 @@ static void follow_mount(struct path *path)
}
}
/* no need for dcache_lock, as serialization is taken care in
* namespace.c
*/
int follow_down(struct path *path)
{
struct vfsmount *mounted;
@@ -2131,12 +2128,10 @@ void dentry_unhash(struct dentry *dentry)
{
dget(dentry);
shrink_dcache_parent(dentry);
spin_lock(&dcache_lock);
spin_lock(&dentry->d_lock);
if (dentry->d_count == 2)
__d_drop(dentry);
spin_unlock(&dentry->d_lock);
spin_unlock(&dcache_lock);
}
int vfs_rmdir(struct inode *dir, struct dentry *dentry)