NFS: prepare coalesce testing for directio
authorFred Isaman <iisaman@netapp.com>
Fri, 20 Apr 2012 23:55:31 +0000 (19:55 -0400)
committerTrond Myklebust <Trond.Myklebust@netapp.com>
Fri, 27 Apr 2012 18:10:38 +0000 (14:10 -0400)
commit1825a0d08f22463e5a8f4b1636473efd057a3479
treeb010b2bbb71431802cb1714483b69060ce09ff39
parent9533da2979757258d3fd5429d830a297013d69ed
NFS: prepare coalesce testing for directio

The coalesce code made assumptions that will no longer be true once
non-page aligned io occurs.  This introduces no change in
current behavior, but allows for more general situations to come.

Signed-off-by: Fred Isaman <iisaman@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
fs/nfs/nfs4filelayout.c
fs/nfs/pagelist.c
fs/nfs/pnfs.c