btrfs: add helper for fs_info->closing
authorDavid Sterba <dsterba@suse.cz>
Tue, 31 May 2011 16:07:27 +0000 (18:07 +0200)
committerChris Mason <chris.mason@oracle.com>
Sat, 4 Jun 2011 12:11:22 +0000 (08:11 -0400)
wrap checking of filesystem 'closing' flag and fix a few missing memory
barriers.

Signed-off-by: David Sterba <dsterba@suse.cz>

No differences found