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| author | Al Viro <viro@zeniv.linux.org.uk> | 2010-10-23 11:11:40 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2010-10-25 21:26:11 -0400 |
| commit | 7de9c6ee3ecffd99e1628e81a5ea5468f7581a1f (patch) | |
| tree | 88787e77ba8a253d0a26aeda4bd5e58532d592e0 /fs/anon_inodes.c | |
| parent | 646ec4615cd05972581c9c5342ed7a1e77df17bb (diff) | |
| download | linux-7de9c6ee3ecffd99e1628e81a5ea5468f7581a1f.tar.gz linux-7de9c6ee3ecffd99e1628e81a5ea5468f7581a1f.tar.bz2 linux-7de9c6ee3ecffd99e1628e81a5ea5468f7581a1f.zip | |
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.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/fs/anon_inodes.c b/fs/anon_inodes.c index e4b75d6eda83..9c8e87b0361f 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); |