Return-Path: linux-nfs-owner@vger.kernel.org Received: from mail-pa0-f46.google.com ([209.85.220.46]:35431 "EHLO mail-pa0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965219AbbBBWkU (ORCPT ); Mon, 2 Feb 2015 17:40:20 -0500 Received: by mail-pa0-f46.google.com with SMTP id lj1so87883555pab.5 for ; Mon, 02 Feb 2015 14:40:20 -0800 (PST) From: Tom Haynes To: Trond Myklebust Cc: Linux NFS Mailing list Subject: [PATCH v6 22/53] nfs: save server READ/WRITE/COMMIT status Date: Mon, 2 Feb 2015 14:38:36 -0800 Message-Id: <1422916747-86649-23-git-send-email-loghyr@primarydata.com> In-Reply-To: <1422916747-86649-1-git-send-email-loghyr@primarydata.com> References: <1422916747-86649-1-git-send-email-loghyr@primarydata.com> Sender: linux-nfs-owner@vger.kernel.org List-ID: From: Peng Tao Flexfiles layout would want to use them to report DS IO status. Signed-off-by: Peng Tao Signed-off-by: Tom Haynes --- fs/nfs/nfs2xdr.c | 10 +++++++--- fs/nfs/nfs3xdr.c | 3 +++ fs/nfs/nfs4xdr.c | 3 +++ include/linux/nfs_xdr.h | 2 ++ 4 files changed, 15 insertions(+), 3 deletions(-) diff --git a/fs/nfs/nfs2xdr.c b/fs/nfs/nfs2xdr.c index 5f61b83..b4e03ed 100644 --- a/fs/nfs/nfs2xdr.c +++ b/fs/nfs/nfs2xdr.c @@ -481,7 +481,8 @@ out_overflow: * void; * }; */ -static int decode_attrstat(struct xdr_stream *xdr, struct nfs_fattr *result) +static int decode_attrstat(struct xdr_stream *xdr, struct nfs_fattr *result, + __u32 *op_status) { enum nfs_stat status; int error; @@ -489,6 +490,8 @@ static int decode_attrstat(struct xdr_stream *xdr, struct nfs_fattr *result) error = decode_stat(xdr, &status); if (unlikely(error)) goto out; + if (op_status) + *op_status = status; if (status != NFS_OK) goto out_default; error = decode_fattr(xdr, result); @@ -808,7 +811,7 @@ out_default: static int nfs2_xdr_dec_attrstat(struct rpc_rqst *req, struct xdr_stream *xdr, struct nfs_fattr *result) { - return decode_attrstat(xdr, result); + return decode_attrstat(xdr, result, NULL); } static int nfs2_xdr_dec_diropres(struct rpc_rqst *req, struct xdr_stream *xdr, @@ -865,6 +868,7 @@ static int nfs2_xdr_dec_readres(struct rpc_rqst *req, struct xdr_stream *xdr, error = decode_stat(xdr, &status); if (unlikely(error)) goto out; + result->op_status = status; if (status != NFS_OK) goto out_default; error = decode_fattr(xdr, result->fattr); @@ -882,7 +886,7 @@ static int nfs2_xdr_dec_writeres(struct rpc_rqst *req, struct xdr_stream *xdr, { /* All NFSv2 writes are "file sync" writes */ result->verf->committed = NFS_FILE_SYNC; - return decode_attrstat(xdr, result->fattr); + return decode_attrstat(xdr, result->fattr, &result->op_status); } /** diff --git a/fs/nfs/nfs3xdr.c b/fs/nfs/nfs3xdr.c index 8f4cbe7..2a932fd 100644 --- a/fs/nfs/nfs3xdr.c +++ b/fs/nfs/nfs3xdr.c @@ -1636,6 +1636,7 @@ static int nfs3_xdr_dec_read3res(struct rpc_rqst *req, struct xdr_stream *xdr, error = decode_post_op_attr(xdr, result->fattr); if (unlikely(error)) goto out; + result->op_status = status; if (status != NFS3_OK) goto out_status; error = decode_read3resok(xdr, result); @@ -1708,6 +1709,7 @@ static int nfs3_xdr_dec_write3res(struct rpc_rqst *req, struct xdr_stream *xdr, error = decode_wcc_data(xdr, result->fattr); if (unlikely(error)) goto out; + result->op_status = status; if (status != NFS3_OK) goto out_status; error = decode_write3resok(xdr, result); @@ -2323,6 +2325,7 @@ static int nfs3_xdr_dec_commit3res(struct rpc_rqst *req, error = decode_wcc_data(xdr, result->fattr); if (unlikely(error)) goto out; + result->op_status = status; if (status != NFS3_OK) goto out_status; error = decode_writeverf3(xdr, &result->verf->verifier); diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c index cb4376b..7d8d7a4 100644 --- a/fs/nfs/nfs4xdr.c +++ b/fs/nfs/nfs4xdr.c @@ -6567,6 +6567,7 @@ static int nfs4_xdr_dec_read(struct rpc_rqst *rqstp, struct xdr_stream *xdr, int status; status = decode_compound_hdr(xdr, &hdr); + res->op_status = hdr.status; if (status) goto out; status = decode_sequence(xdr, &res->seq_res, rqstp); @@ -6592,6 +6593,7 @@ static int nfs4_xdr_dec_write(struct rpc_rqst *rqstp, struct xdr_stream *xdr, int status; status = decode_compound_hdr(xdr, &hdr); + res->op_status = hdr.status; if (status) goto out; status = decode_sequence(xdr, &res->seq_res, rqstp); @@ -6621,6 +6623,7 @@ static int nfs4_xdr_dec_commit(struct rpc_rqst *rqstp, struct xdr_stream *xdr, int status; status = decode_compound_hdr(xdr, &hdr); + res->op_status = hdr.status; if (status) goto out; status = decode_sequence(xdr, &res->seq_res, rqstp); diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h index 467c84e..962f461 100644 --- a/include/linux/nfs_xdr.h +++ b/include/linux/nfs_xdr.h @@ -513,6 +513,7 @@ struct nfs_pgio_res { struct nfs4_sequence_res seq_res; struct nfs_fattr * fattr; __u32 count; + __u32 op_status; int eof; /* used by read */ struct nfs_writeverf * verf; /* used by write */ const struct nfs_server *server; /* used by write */ @@ -532,6 +533,7 @@ struct nfs_commitargs { struct nfs_commitres { struct nfs4_sequence_res seq_res; + __u32 op_status; struct nfs_fattr *fattr; struct nfs_writeverf *verf; const struct nfs_server *server; -- 1.9.3