commit | fe6e1e8d9fad86873eb74a26e80a8f91f9e870b5 | [log] [tgz] |
---|---|---|
author | Peng Tao <bergwolf@gmail.com> | Fri Aug 24 00:27:51 2012 +0800 |
committer | Trond Myklebust <Trond.Myklebust@netapp.com> | Mon Oct 01 15:38:24 2012 -0700 |
tree | d09ce2464d48894ec12d39571d79e1176b493cfb | |
parent | 5d0e3a004f02bffab51f542fa1d5b2e2854d8545 [diff] |
pnfsblock: fix partial page buffer wirte If applications use flock to protect its write range, generic NFS will not do read-modify-write cycle at page cache level. Therefore LD should know how to handle non-sector aligned writes. Otherwise there will be data corruption. Cc: stable <stable@vger.kernel.org> Signed-off-by: Peng Tao <tao.peng@emc.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>