Commits
Peng Tao committed 39e567ae36f
pnfsblock: acquire im_lock in _preload_range When calling _add_entry, we should take the im_lock to protect agains other modifiers. Cc: <stable@vger.kernel.org> #3.1+ Signed-off-by: Peng Tao <peng_tao@emc.com> Signed-off-by: Benny Halevy <bhalevy@tonian.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>