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NFSv4.1: remove GETATTR from ds commits

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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 <iisaman@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Fred Isaman 2011-03-23 13:27:52 +00:00 committed by Trond Myklebust
parent a861a1e1c3
commit 988b6dceb0
3 changed files with 16 additions and 7 deletions
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8
fs/nfs/nfs4proc.c
View File

@ -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;

8
fs/nfs/nfs4xdr.c
View File

@ -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;
}

7
fs/nfs/write.c
View File

@ -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);