Return-Path: Received: from mx2.netapp.com ([216.240.18.37]:64002 "EHLO mx2.netapp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753174Ab1CWMaj (ORCPT ); Wed, 23 Mar 2011 08:30:39 -0400 From: Fred Isaman To: linux-nfs@vger.kernel.org Cc: Trond Myklebust Subject: [PATCH 09/11] NFSv4.1: remove GETATTR from ds commits Date: Wed, 23 Mar 2011 08:30:10 -0400 Message-Id: <1300883412-32296-10-git-send-email-iisaman@netapp.com> In-Reply-To: <1300883412-32296-1-git-send-email-iisaman@netapp.com> References: <1300883412-32296-1-git-send-email-iisaman@netapp.com> Sender: linux-nfs-owner@vger.kernel.org List-ID: Content-Type: text/plain MIME-Version: 1.0 Any COMMIT compound directed to a data server needs to have the GETATTR calls suppressed. We here, make sure the field we are testing (data->lseg) is set and refcounted correctly. Signed-off-by: Fred Isaman --- fs/nfs/nfs4proc.c | 8 ++++++-- fs/nfs/nfs4xdr.c | 8 +++++--- fs/nfs/write.c | 7 +++++-- 3 files changed, 16 insertions(+), 7 deletions(-) diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index bcc29bd..5d61ccc 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -3217,8 +3217,12 @@ static int nfs4_commit_done(struct rpc_task *task, struct nfs_write_data *data) static void nfs4_proc_commit_setup(struct nfs_write_data *data, struct rpc_message *msg) { struct nfs_server *server = NFS_SERVER(data->inode); - - data->args.bitmask = server->cache_consistency_bitmask; + + if (data->lseg) { + data->args.bitmask = NULL; + data->res.fattr = NULL; + } else + data->args.bitmask = server->cache_consistency_bitmask; if (!data->write_done_cb) data->write_done_cb = nfs4_commit_done_cb; data->res.server = server; diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c index 0cf560f..07cdf92 100644 --- a/fs/nfs/nfs4xdr.c +++ b/fs/nfs/nfs4xdr.c @@ -2294,7 +2294,8 @@ static void nfs4_xdr_enc_commit(struct rpc_rqst *req, struct xdr_stream *xdr, encode_sequence(xdr, &args->seq_args, &hdr); encode_putfh(xdr, args->fh, &hdr); encode_commit(xdr, args, &hdr); - encode_getfattr(xdr, args->bitmask, &hdr); + if (args->bitmask) + encode_getfattr(xdr, args->bitmask, &hdr); encode_nops(&hdr); } @@ -5723,8 +5724,9 @@ static int nfs4_xdr_dec_commit(struct rpc_rqst *rqstp, struct xdr_stream *xdr, status = decode_commit(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)); out: return status; } diff --git a/fs/nfs/write.c b/fs/nfs/write.c index 6927a18..cae5d16 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -1295,6 +1295,7 @@ static void nfs_commitdata_release(void *data) { struct nfs_write_data *wdata = data; + put_lseg(wdata->lseg); put_nfs_open_context(wdata->args.context); nfs_commit_free(wdata); } @@ -1338,7 +1339,8 @@ static int nfs_initiate_commit(struct nfs_write_data *data, struct rpc_clnt *cln * Set up the argument/result storage required for the RPC call. */ static void nfs_init_commit(struct nfs_write_data *data, - struct list_head *head) + struct list_head *head, + struct pnfs_layout_segment *lseg) { struct nfs_page *first = nfs_list_entry(head->next); struct inode *inode = first->wb_context->path.dentry->d_inode; @@ -1350,6 +1352,7 @@ static void nfs_init_commit(struct nfs_write_data *data, data->inode = inode; data->cred = first->wb_context->cred; + data->lseg = lseg; /* reference transferred */ data->mds_ops = &nfs_commit_ops; data->args.fh = NFS_FH(data->inode); @@ -1393,7 +1396,7 @@ nfs_commit_list(struct inode *inode, struct list_head *head, int how) goto out_bad; /* Set up the argument struct */ - nfs_init_commit(data, head); + nfs_init_commit(data, head, NULL); return nfs_initiate_commit(data, NFS_CLIENT(inode), data->mds_ops, how); out_bad: nfs_retry_commit(head, NULL); -- 1.7.2.1