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authorIan Kent <raven@themaw.net>2011-03-25 01:51:31 +0800
committerAl Viro <viro@zeniv.linux.org.uk>2011-03-24 14:54:35 -0400
commite7854723d0f3626f260c880d8db8e5136f29db19 (patch)
tree3fe4f138922f51d8214ccc6bd2fb9ed4dfa1f234 /fs/autofs4/waitq.c
parent83fb96bfc792e5ca693e53f7fd878d51b8493da8 (diff)
downloadlinux-e7854723d0f3626f260c880d8db8e5136f29db19.tar.bz2
autofs4 - remove autofs4_lock
The autofs4_lock introduced by the rcu-walk changes has unnecessarily broad scope. The locking is better handled by the per-autofs super block lookup_lock. Signed-off-by: Ian Kent <raven@themaw.net> Acked-by: David Howells <dhowells@redhat.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/autofs4/waitq.c')
-rw-r--r--fs/autofs4/waitq.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/fs/autofs4/waitq.c b/fs/autofs4/waitq.c
index 56010056b2e6..25435987d6ae 100644
--- a/fs/autofs4/waitq.c
+++ b/fs/autofs4/waitq.c
@@ -197,12 +197,12 @@ rename_retry:
seq = read_seqbegin(&rename_lock);
rcu_read_lock();
- spin_lock(&autofs4_lock);
+ spin_lock(&sbi->fs_lock);
for (tmp = dentry ; tmp != root ; tmp = tmp->d_parent)
len += tmp->d_name.len + 1;
if (!len || --len > NAME_MAX) {
- spin_unlock(&autofs4_lock);
+ spin_unlock(&sbi->fs_lock);
rcu_read_unlock();
if (read_seqretry(&rename_lock, seq))
goto rename_retry;
@@ -218,7 +218,7 @@ rename_retry:
p -= tmp->d_name.len;
strncpy(p, tmp->d_name.name, tmp->d_name.len);
}
- spin_unlock(&autofs4_lock);
+ spin_unlock(&sbi->fs_lock);
rcu_read_unlock();
if (read_seqretry(&rename_lock, seq))
goto rename_retry;