summaryrefslogtreecommitdiff
path: root/fs/hfs/sysdep.c
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2011-01-07 19:56:33 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2011-01-07 19:56:33 +0300
commitb4a45f5fe8078bfc10837dbd5b98735058bc4698 (patch)
treedf6f13a27610a3ec7eb4a661448cd779a8f84c79 /fs/hfs/sysdep.c
parent01539ba2a706ab7d35fc0667dff919ade7f87d63 (diff)
parentb3e19d924b6eaf2ca7d22cba99a517c5171007b6 (diff)
downloadlinux-b4a45f5fe8078bfc10837dbd5b98735058bc4698.tar.xz
Merge branch 'vfs-scale-working' of git://git.kernel.org/pub/scm/linux/kernel/git/npiggin/linux-npiggin
* 'vfs-scale-working' of git://git.kernel.org/pub/scm/linux/kernel/git/npiggin/linux-npiggin: (57 commits) fs: scale mntget/mntput fs: rename vfsmount counter helpers fs: implement faster dentry memcmp fs: prefetch inode data in dcache lookup fs: improve scalability of pseudo filesystems fs: dcache per-inode inode alias locking fs: dcache per-bucket dcache hash locking bit_spinlock: add required includes kernel: add bl_list xfs: provide simple rcu-walk ACL implementation btrfs: provide simple rcu-walk ACL implementation ext2,3,4: provide simple rcu-walk ACL implementation fs: provide simple rcu-walk generic_check_acl implementation fs: provide rcu-walk aware permission i_ops fs: rcu-walk aware d_revalidate method fs: cache optimise dentry and inode for rcu-walk fs: dcache reduce branches in lookup path fs: dcache remove d_mounted fs: fs_struct use seqlock fs: rcu-walk for path lookup ...
Diffstat (limited to 'fs/hfs/sysdep.c')
-rw-r--r--fs/hfs/sysdep.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/hfs/sysdep.c b/fs/hfs/sysdep.c
index 7478f5c219aa..19cf291eb91f 100644
--- a/fs/hfs/sysdep.c
+++ b/fs/hfs/sysdep.c
@@ -8,15 +8,20 @@
* This file contains the code to do various system dependent things.
*/
+#include <linux/namei.h>
#include "hfs_fs.h"
/* dentry case-handling: just lowercase everything */
static int hfs_revalidate_dentry(struct dentry *dentry, struct nameidata *nd)
{
- struct inode *inode = dentry->d_inode;
+ struct inode *inode;
int diff;
+ if (nd->flags & LOOKUP_RCU)
+ return -ECHILD;
+
+ inode = dentry->d_inode;
if(!inode)
return 1;