diff options
| author | Wu Fengguang <fengguang.wu@intel.com> | 2010-03-05 13:42:01 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-03-15 08:49:37 -0700 |
| commit | d9ee70916b2f1bb17ebdf993e591d2fd84e7e775 (patch) | |
| tree | 83bc9b3f9b824dbef084c81173f50b16ade198b5 /mm | |
| parent | 6e8b0197a96edcf0c650b508f2906e0245f73dee (diff) | |
| download | lwn-d9ee70916b2f1bb17ebdf993e591d2fd84e7e775.tar.gz lwn-d9ee70916b2f1bb17ebdf993e591d2fd84e7e775.zip | |
vfs: take f_lock on modifying f_mode after open time
commit 42e49608683ab25fbbbf9c40edb944601e543882 upstream.
We'll introduce FMODE_RANDOM which will be runtime modified. So protect
all runtime modification to f_mode with f_lock to avoid races.
Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: Trond Myklebust <Trond.Myklebust@netapp.com>
Cc: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'mm')
0 files changed, 0 insertions, 0 deletions