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authorAl Viro <viro@zeniv.linux.org.uk>2010-10-23 11:11:40 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2010-10-25 21:26:11 -0400
commit7de9c6ee3ecffd99e1628e81a5ea5468f7581a1f (patch)
tree88787e77ba8a253d0a26aeda4bd5e58532d592e0 /fs/anon_inodes.c
parent646ec4615cd05972581c9c5342ed7a1e77df17bb (diff)
new helper: ihold()
Clones an existing reference to inode; caller must already hold one. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/anon_inodes.c')
-rw-r--r--fs/anon_inodes.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/fs/anon_inodes.c b/fs/anon_inodes.c
index e4b75d6eda8..9c8e87b0361 100644
--- a/fs/anon_inodes.c
+++ b/fs/anon_inodes.c
@@ -111,10 +111,9 @@ struct file *anon_inode_getfile(const char *name,
path.mnt = mntget(anon_inode_mnt);
/*
* We know the anon_inode inode count is always greater than zero,
- * so we can avoid doing an igrab() and we can use an open-coded
- * atomic_inc().
+ * so ihold() is safe.
*/
- atomic_inc(&anon_inode_inode->i_count);
+ ihold(anon_inode_inode);
path.dentry->d_op = &anon_inodefs_dentry_operations;
d_instantiate(path.dentry, anon_inode_inode);