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authorSteve Dickson <steved@redhat.com>2007-04-14 17:01:15 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2007-04-30 22:17:16 -0700
commit74dd34e6e8bb127ff4c182423154b294729b663b (patch)
tree6e5aef4263a4026942efd03fc2ea974a419153b1 /fs/nfs/client.c
parent00a6e7bbf990e3a5e59a9a1e6a68e99c94fe001c (diff)
downloadop-kernel-dev-74dd34e6e8bb127ff4c182423154b294729b663b.zip
op-kernel-dev-74dd34e6e8bb127ff4c182423154b294729b663b.tar.gz
NFS: Added support to turn off the NFSv3 READDIRPLUS RPC.
READDIRPLUS can be a performance hindrance when the client is working with large directories. In addition, some servers still have bugs in their implementations (e.g. Tru64 returns wrong values for the fsid). Add a mount flag to enable users to turn it off at mount time following the implementation in Apple's NFS client. Signed-off-by: Steve Dickson <steved@redhat.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/client.c')
-rw-r--r--fs/nfs/client.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/nfs/client.c b/fs/nfs/client.c
index 2190e6c..5bd03b9 100644
--- a/fs/nfs/client.c
+++ b/fs/nfs/client.c
@@ -618,7 +618,8 @@ static int nfs_init_server(struct nfs_server *server, const struct nfs_mount_dat
if (clp->cl_nfsversion == 3) {
if (server->namelen == 0 || server->namelen > NFS3_MAXNAMLEN)
server->namelen = NFS3_MAXNAMLEN;
- server->caps |= NFS_CAP_READDIRPLUS;
+ if (!(data->flags & NFS_MOUNT_NORDIRPLUS))
+ server->caps |= NFS_CAP_READDIRPLUS;
} else {
if (server->namelen == 0 || server->namelen > NFS2_MAXNAMLEN)
server->namelen = NFS2_MAXNAMLEN;
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