pnfs: recoalesce when ld read pagelist fails
authorPeng Tao <bergwolf@gmail.com>
Fri, 23 Sep 2011 01:50:15 +0000 (21:50 -0400)
committerGreg Kroah-Hartman <gregkh@suse.de>
Fri, 11 Nov 2011 17:42:58 +0000 (09:42 -0800)
commit01e4e1d23615e3b970480c63f7d9b0eeb4daa276
tree8f782d0dc918f853d78411e133701e36f862547d
parent626a6d5541e87d0812a5246f46462a83f89ce683
pnfs: recoalesce when ld read pagelist fails

commit 9b7eecdcfeb943f130d86bbc249fde4994b6fe30 upstream.

For pnfs pagelist read failure, we need to pg_recoalesce and resend IO to
mds.

Signed-off-by: Peng Tao <peng_tao@emc.com>
Signed-off-by: Jim Rees <rees@umich.edu>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
fs/nfs/pnfs.c
fs/nfs/pnfs.h
fs/nfs/read.c