Thread (10 messages) 10 messages, 6 authors, 2013-01-31

Re: [PATCH 1/4] ext4: Fix possible use-after-free with AIO

From: Theodore Ts'o <tytso@mit.edu>
Date: 2013-01-30 03:51:31
Also in: linux-fsdevel, linux-xfs, ocfs2-devel

On Wed, Jan 30, 2013 at 12:27:58AM +0100, Jan Kara wrote:
Running AIO is pinning inode in memory using file reference. Once AIO
is completed using aio_complete(), file reference is put and inode can
be freed from memory. So we have to be sure that calling aio_complete()
is the last thing we do with the inode.

CC: linux-ext4@vger.kernel.org
CC: "Theodore Ts'o" <tytso@mit.edu>
CC: stable@vger.kernel.org
Reviewed-by: Carlos Maiolino <redacted>
Acked-by: Jeff Moyer <redacted>
Signed-off-by: Jan Kara <jack@suse.cz>
I've picked up the ext4 change.  Sorry for not getting to this sooner.

     	       	   		       	   - Ted
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