Any WRITE compounds directed to a data server need to have the
GETATTR calls suppressed.
Signed-off-by: Fred Isaman <iisaman@xxxxxxxxxx>
---
fs/nfs/nfs4proc.c | 6 +++++-
fs/nfs/nfs4xdr.c | 8 +++++---
include/linux/nfs_xdr.h | 1 +
3 files changed, 11 insertions(+), 4 deletions(-)
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index f396853..a40a281 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -3144,7 +3144,11 @@ static void nfs4_proc_write_setup(struct nfs_write_data *data, struct rpc_messag
{
struct nfs_server *server = NFS_SERVER(data->inode);
- data->args.bitmask = server->cache_consistency_bitmask;
+ if (data->ds_clp) {
+ data->args.bitmask = NULL;
+ data->res.fattr = NULL;
+ } else
+ data->args.bitmask = server->cache_consistency_bitmask;
data->res.server = server;
data->timestamp = jiffies;
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index 2380c45..c35880c 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -2275,7 +2275,8 @@ static void nfs4_xdr_enc_write(struct rpc_rqst *req, struct xdr_stream *xdr,
encode_putfh(xdr, args->fh, &hdr);
encode_write(xdr, args, &hdr);
req->rq_snd_buf.flags |= XDRBUF_WRITE;
- encode_getfattr(xdr, args->bitmask, &hdr);
+ if (args->bitmask)
+ encode_getfattr(xdr, args->bitmask, &hdr);
encode_nops(&hdr);
}
@@ -5694,8 +5695,9 @@ static int nfs4_xdr_dec_write(struct rpc_rqst *rqstp, struct xdr_stream *xdr,
status = decode_write(xdr, res);
if (status)
goto out;
- decode_getfattr(xdr, res->fattr, res->server,
- !RPC_IS_ASYNC(rqstp->rq_task));
+ if (res->fattr)
+ decode_getfattr(xdr, res->fattr, res->server,
+ !RPC_IS_ASYNC(rqstp->rq_task));
if (!status)
status = res->count;
out:
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index d60ec32..726ec2a 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -1039,6 +1039,7 @@ struct nfs_write_data {
struct nfs_writeargs args; /* argument struct */
struct nfs_writeres res; /* result struct */
struct pnfs_layout_segment *lseg;
+ struct nfs_client *ds_clp; /* pNFS data server */
#ifdef CONFIG_NFS_V4
unsigned long timestamp; /* For lease renewal */
#endif
--
1.7.2.1
--
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