forked from Minki/linux
NFSv41: Add a new helper nfs4_init_sequence()
Clean up Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
parent
d2d7ce28a2
commit
9d12b216aa
@ -230,10 +230,10 @@ static inline struct nfs4_session *nfs4_get_session(const struct nfs_server *ser
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extern int nfs4_setup_sequence(const struct nfs_server *server,
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struct nfs4_sequence_args *args, struct nfs4_sequence_res *res,
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int cache_reply, struct rpc_task *task);
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struct rpc_task *task);
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extern int nfs41_setup_sequence(struct nfs4_session *session,
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struct nfs4_sequence_args *args, struct nfs4_sequence_res *res,
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int cache_reply, struct rpc_task *task);
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struct rpc_task *task);
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extern void nfs4_destroy_session(struct nfs4_session *session);
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extern struct nfs4_session *nfs4_alloc_session(struct nfs_client *clp);
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extern int nfs4_proc_create_session(struct nfs_client *);
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@ -264,7 +264,7 @@ static inline struct nfs4_session *nfs4_get_session(const struct nfs_server *ser
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static inline int nfs4_setup_sequence(const struct nfs_server *server,
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struct nfs4_sequence_args *args, struct nfs4_sequence_res *res,
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int cache_reply, struct rpc_task *task)
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struct rpc_task *task)
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{
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return 0;
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}
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@ -173,7 +173,7 @@ static void filelayout_read_prepare(struct rpc_task *task, void *data)
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if (nfs41_setup_sequence(rdata->ds_clp->cl_session,
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&rdata->args.seq_args, &rdata->res.seq_res,
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0, task))
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task))
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return;
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rpc_call_start(task);
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@ -254,7 +254,7 @@ static void filelayout_write_prepare(struct rpc_task *task, void *data)
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if (nfs41_setup_sequence(wdata->ds_clp->cl_session,
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&wdata->args.seq_args, &wdata->res.seq_res,
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0, task))
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task))
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return;
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rpc_call_start(task);
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@ -534,10 +534,20 @@ out:
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return ret_id;
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}
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static void nfs41_init_sequence(struct nfs4_sequence_args *args,
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struct nfs4_sequence_res *res, int cache_reply)
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{
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args->sa_session = NULL;
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args->sa_cache_this = 0;
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if (cache_reply)
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args->sa_cache_this = 1;
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res->sr_session = NULL;
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res->sr_slot = NULL;
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}
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int nfs41_setup_sequence(struct nfs4_session *session,
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struct nfs4_sequence_args *args,
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struct nfs4_sequence_res *res,
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int cache_reply,
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struct rpc_task *task)
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{
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struct nfs4_slot *slot;
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@ -582,7 +592,6 @@ int nfs41_setup_sequence(struct nfs4_session *session,
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slot = tbl->slots + slotid;
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args->sa_session = session;
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args->sa_slotid = slotid;
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args->sa_cache_this = cache_reply;
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dprintk("<-- %s slotid=%d seqid=%d\n", __func__, slotid, slot->seq_nr);
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@ -602,24 +611,19 @@ EXPORT_SYMBOL_GPL(nfs41_setup_sequence);
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int nfs4_setup_sequence(const struct nfs_server *server,
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struct nfs4_sequence_args *args,
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struct nfs4_sequence_res *res,
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int cache_reply,
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struct rpc_task *task)
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{
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struct nfs4_session *session = nfs4_get_session(server);
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int ret = 0;
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if (session == NULL) {
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args->sa_session = NULL;
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res->sr_session = NULL;
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if (session == NULL)
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goto out;
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}
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dprintk("--> %s clp %p session %p sr_slot %td\n",
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__func__, session->clp, session, res->sr_slot ?
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res->sr_slot - session->fc_slot_table.slots : -1);
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ret = nfs41_setup_sequence(session, args, res, cache_reply,
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task);
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ret = nfs41_setup_sequence(session, args, res, task);
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out:
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dprintk("<-- %s status=%d\n", __func__, ret);
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return ret;
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@ -629,7 +633,6 @@ struct nfs41_call_sync_data {
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const struct nfs_server *seq_server;
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struct nfs4_sequence_args *seq_args;
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struct nfs4_sequence_res *seq_res;
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int cache_reply;
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};
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static void nfs41_call_sync_prepare(struct rpc_task *task, void *calldata)
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@ -639,7 +642,7 @@ static void nfs41_call_sync_prepare(struct rpc_task *task, void *calldata)
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dprintk("--> %s data->seq_server %p\n", __func__, data->seq_server);
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if (nfs4_setup_sequence(data->seq_server, data->seq_args,
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data->seq_res, data->cache_reply, task))
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data->seq_res, task))
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return;
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rpc_call_start(task);
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}
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@ -672,7 +675,6 @@ static int nfs4_call_sync_sequence(struct rpc_clnt *clnt,
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struct rpc_message *msg,
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struct nfs4_sequence_args *args,
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struct nfs4_sequence_res *res,
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int cache_reply,
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int privileged)
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{
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int ret;
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@ -681,7 +683,6 @@ static int nfs4_call_sync_sequence(struct rpc_clnt *clnt,
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.seq_server = server,
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.seq_args = args,
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.seq_res = res,
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.cache_reply = cache_reply,
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};
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struct rpc_task_setup task_setup = {
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.rpc_client = clnt,
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@ -690,7 +691,6 @@ static int nfs4_call_sync_sequence(struct rpc_clnt *clnt,
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.callback_data = &data
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};
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res->sr_slot = NULL;
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if (privileged)
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task_setup.callback_ops = &nfs41_call_priv_sync_ops;
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task = rpc_run_task(&task_setup);
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@ -710,10 +710,17 @@ int _nfs4_call_sync_session(struct rpc_clnt *clnt,
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struct nfs4_sequence_res *res,
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int cache_reply)
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{
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return nfs4_call_sync_sequence(clnt, server, msg, args, res, cache_reply, 0);
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nfs41_init_sequence(args, res, cache_reply);
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return nfs4_call_sync_sequence(clnt, server, msg, args, res, 0);
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}
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#else
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static inline
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void nfs41_init_sequence(struct nfs4_sequence_args *args,
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struct nfs4_sequence_res *res, int cache_reply)
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{
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}
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static int nfs4_sequence_done(struct rpc_task *task,
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struct nfs4_sequence_res *res)
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{
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@ -728,7 +735,7 @@ int _nfs4_call_sync(struct rpc_clnt *clnt,
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struct nfs4_sequence_res *res,
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int cache_reply)
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{
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args->sa_session = res->sr_session = NULL;
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nfs41_init_sequence(args, res, cache_reply);
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return rpc_call_sync(clnt, msg, 0);
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}
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@ -1449,7 +1456,7 @@ static void nfs4_open_prepare(struct rpc_task *task, void *calldata)
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data->timestamp = jiffies;
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if (nfs4_setup_sequence(data->o_arg.server,
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&data->o_arg.seq_args,
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&data->o_res.seq_res, 1, task))
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&data->o_res.seq_res, task))
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return;
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rpc_call_start(task);
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return;
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@ -1551,6 +1558,7 @@ static int nfs4_run_open_task(struct nfs4_opendata *data, int isrecover)
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};
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int status;
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nfs41_init_sequence(&o_arg->seq_args, &o_res->seq_res, 1);
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kref_get(&data->kref);
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data->rpc_done = 0;
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data->rpc_status = 0;
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@ -2030,8 +2038,9 @@ static void nfs4_close_prepare(struct rpc_task *task, void *data)
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nfs_fattr_init(calldata->res.fattr);
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calldata->timestamp = jiffies;
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if (nfs4_setup_sequence(NFS_SERVER(calldata->inode),
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&calldata->arg.seq_args, &calldata->res.seq_res,
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1, task))
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&calldata->arg.seq_args,
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&calldata->res.seq_res,
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task))
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return;
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rpc_call_start(task);
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}
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@ -2075,6 +2084,7 @@ int nfs4_do_close(struct nfs4_state *state, gfp_t gfp_mask, int wait, bool roc)
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calldata = kzalloc(sizeof(*calldata), gfp_mask);
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if (calldata == NULL)
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goto out;
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nfs41_init_sequence(&calldata->arg.seq_args, &calldata->res.seq_res, 1);
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calldata->inode = state->inode;
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calldata->state = state;
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calldata->arg.fh = NFS_FH(state->inode);
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@ -2713,8 +2723,8 @@ static void nfs4_proc_unlink_setup(struct rpc_message *msg, struct inode *dir)
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args->bitmask = server->cache_consistency_bitmask;
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res->server = server;
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res->seq_res.sr_slot = NULL;
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msg->rpc_proc = &nfs4_procedures[NFSPROC4_CLNT_REMOVE];
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nfs41_init_sequence(&args->seq_args, &res->seq_res, 1);
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}
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static int nfs4_proc_unlink_done(struct rpc_task *task, struct inode *dir)
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@ -2739,6 +2749,7 @@ static void nfs4_proc_rename_setup(struct rpc_message *msg, struct inode *dir)
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msg->rpc_proc = &nfs4_procedures[NFSPROC4_CLNT_RENAME];
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arg->bitmask = server->attr_bitmask;
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res->server = server;
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nfs41_init_sequence(&arg->seq_args, &res->seq_res, 1);
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}
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static int nfs4_proc_rename_done(struct rpc_task *task, struct inode *old_dir,
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@ -3233,6 +3244,7 @@ static void nfs4_proc_read_setup(struct nfs_read_data *data, struct rpc_message
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data->timestamp = jiffies;
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data->read_done_cb = nfs4_read_done_cb;
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msg->rpc_proc = &nfs4_procedures[NFSPROC4_CLNT_READ];
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nfs41_init_sequence(&data->args.seq_args, &data->res.seq_res, 0);
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}
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/* Reset the the nfs_read_data to send the read to the MDS. */
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@ -3306,6 +3318,7 @@ static void nfs4_proc_write_setup(struct nfs_write_data *data, struct rpc_messag
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data->timestamp = jiffies;
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msg->rpc_proc = &nfs4_procedures[NFSPROC4_CLNT_WRITE];
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nfs41_init_sequence(&data->args.seq_args, &data->res.seq_res, 1);
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}
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static int nfs4_commit_done_cb(struct rpc_task *task, struct nfs_write_data *data)
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@ -3340,6 +3353,7 @@ static void nfs4_proc_commit_setup(struct nfs_write_data *data, struct rpc_messa
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data->write_done_cb = nfs4_commit_done_cb;
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data->res.server = server;
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msg->rpc_proc = &nfs4_procedures[NFSPROC4_CLNT_COMMIT];
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nfs41_init_sequence(&data->args.seq_args, &data->res.seq_res, 1);
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}
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struct nfs4_renewdata {
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@ -3892,7 +3906,7 @@ static void nfs4_delegreturn_prepare(struct rpc_task *task, void *data)
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if (nfs4_setup_sequence(d_data->res.server,
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&d_data->args.seq_args,
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&d_data->res.seq_res, 1, task))
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&d_data->res.seq_res, task))
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return;
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rpc_call_start(task);
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}
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@ -3926,6 +3940,7 @@ static int _nfs4_proc_delegreturn(struct inode *inode, struct rpc_cred *cred, co
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data = kzalloc(sizeof(*data), GFP_NOFS);
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if (data == NULL)
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return -ENOMEM;
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nfs41_init_sequence(&data->args.seq_args, &data->res.seq_res, 1);
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data->args.fhandle = &data->fh;
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data->args.stateid = &data->stateid;
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data->args.bitmask = server->attr_bitmask;
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@ -4143,7 +4158,7 @@ static void nfs4_locku_prepare(struct rpc_task *task, void *data)
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calldata->timestamp = jiffies;
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if (nfs4_setup_sequence(calldata->server,
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&calldata->arg.seq_args,
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&calldata->res.seq_res, 1, task))
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&calldata->res.seq_res, task))
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return;
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rpc_call_start(task);
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}
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@ -4183,6 +4198,7 @@ static struct rpc_task *nfs4_do_unlck(struct file_lock *fl,
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return ERR_PTR(-ENOMEM);
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}
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nfs41_init_sequence(&data->arg.seq_args, &data->res.seq_res, 1);
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msg.rpc_argp = &data->arg;
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msg.rpc_resp = &data->res;
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task_setup_data.callback_data = data;
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@ -4298,7 +4314,7 @@ static void nfs4_lock_prepare(struct rpc_task *task, void *calldata)
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data->timestamp = jiffies;
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if (nfs4_setup_sequence(data->server,
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&data->arg.seq_args,
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&data->res.seq_res, 1, task))
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&data->res.seq_res, task))
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return;
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rpc_call_start(task);
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dprintk("%s: done!, ret = %d\n", __func__, data->rpc_status);
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@ -4416,6 +4432,7 @@ static int _nfs4_do_setlk(struct nfs4_state *state, int cmd, struct file_lock *f
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data->arg.reclaim = NFS_LOCK_RECLAIM;
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task_setup_data.callback_ops = &nfs4_recover_lock_ops;
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}
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nfs41_init_sequence(&data->arg.seq_args, &data->res.seq_res, 1);
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msg.rpc_argp = &data->arg;
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msg.rpc_resp = &data->res;
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task_setup_data.callback_data = data;
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@ -4931,7 +4948,7 @@ static void nfs4_get_lease_time_prepare(struct rpc_task *task,
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since we're invoked within one */
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ret = nfs41_setup_sequence(data->clp->cl_session,
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&data->args->la_seq_args,
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&data->res->lr_seq_res, 0, task);
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&data->res->lr_seq_res, task);
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BUG_ON(ret == -EAGAIN);
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rpc_call_start(task);
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@ -4995,6 +5012,7 @@ int nfs4_proc_get_lease_time(struct nfs_client *clp, struct nfs_fsinfo *fsinfo)
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};
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int status;
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nfs41_init_sequence(&args.la_seq_args, &res.lr_seq_res, 0);
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dprintk("--> %s\n", __func__);
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task = rpc_run_task(&task_setup);
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@ -5468,7 +5486,7 @@ static void nfs41_sequence_prepare(struct rpc_task *task, void *data)
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args = task->tk_msg.rpc_argp;
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res = task->tk_msg.rpc_resp;
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if (nfs41_setup_sequence(clp->cl_session, args, res, 0, task))
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if (nfs41_setup_sequence(clp->cl_session, args, res, task))
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return;
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rpc_call_start(task);
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}
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@ -5500,6 +5518,7 @@ static struct rpc_task *_nfs41_proc_sequence(struct nfs_client *clp, struct rpc_
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nfs_put_client(clp);
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return ERR_PTR(-ENOMEM);
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}
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nfs41_init_sequence(&calldata->args, &calldata->res, 0);
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msg.rpc_argp = &calldata->args;
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msg.rpc_resp = &calldata->res;
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calldata->clp = clp;
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@ -5561,7 +5580,7 @@ static void nfs4_reclaim_complete_prepare(struct rpc_task *task, void *data)
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rpc_task_set_priority(task, RPC_PRIORITY_PRIVILEGED);
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if (nfs41_setup_sequence(calldata->clp->cl_session,
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&calldata->arg.seq_args,
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&calldata->res.seq_res, 0, task))
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&calldata->res.seq_res, task))
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return;
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rpc_call_start(task);
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@ -5640,6 +5659,7 @@ static int nfs41_proc_reclaim_complete(struct nfs_client *clp)
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calldata->clp = clp;
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calldata->arg.one_fs = 0;
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nfs41_init_sequence(&calldata->arg.seq_args, &calldata->res.seq_res, 0);
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msg.rpc_argp = &calldata->arg;
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msg.rpc_resp = &calldata->res;
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task_setup_data.callback_data = calldata;
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@ -5671,7 +5691,7 @@ nfs4_layoutget_prepare(struct rpc_task *task, void *calldata)
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* to be no way to prevent it completely.
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*/
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if (nfs4_setup_sequence(server, &lgp->args.seq_args,
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&lgp->res.seq_res, 0, task))
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&lgp->res.seq_res, task))
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return;
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if (pnfs_choose_layoutget_stateid(&lgp->args.stateid,
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NFS_I(lgp->args.inode)->layout,
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@ -5746,6 +5766,7 @@ int nfs4_proc_layoutget(struct nfs4_layoutget *lgp)
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lgp->res.layoutp = &lgp->args.layout;
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lgp->res.seq_res.sr_slot = NULL;
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nfs41_init_sequence(&lgp->args.seq_args, &lgp->res.seq_res, 0);
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task = rpc_run_task(&task_setup_data);
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if (IS_ERR(task))
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return PTR_ERR(task);
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@ -5766,7 +5787,7 @@ nfs4_layoutreturn_prepare(struct rpc_task *task, void *calldata)
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dprintk("--> %s\n", __func__);
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if (nfs41_setup_sequence(lrp->clp->cl_session, &lrp->args.seq_args,
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&lrp->res.seq_res, 0, task))
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&lrp->res.seq_res, task))
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return;
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rpc_call_start(task);
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}
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@ -5832,6 +5853,7 @@ int nfs4_proc_layoutreturn(struct nfs4_layoutreturn *lrp)
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int status;
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|
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dprintk("--> %s\n", __func__);
|
||||
nfs41_init_sequence(&lrp->args.seq_args, &lrp->res.seq_res, 1);
|
||||
task = rpc_run_task(&task_setup_data);
|
||||
if (IS_ERR(task))
|
||||
return PTR_ERR(task);
|
||||
@ -5932,7 +5954,7 @@ static void nfs4_layoutcommit_prepare(struct rpc_task *task, void *calldata)
|
||||
struct nfs_server *server = NFS_SERVER(data->args.inode);
|
||||
|
||||
if (nfs4_setup_sequence(server, &data->args.seq_args,
|
||||
&data->res.seq_res, 1, task))
|
||||
&data->res.seq_res, task))
|
||||
return;
|
||||
rpc_call_start(task);
|
||||
}
|
||||
@ -6019,6 +6041,7 @@ nfs4_proc_layoutcommit(struct nfs4_layoutcommit_data *data, bool sync)
|
||||
data->args.lastbytewritten,
|
||||
data->args.inode->i_ino);
|
||||
|
||||
nfs41_init_sequence(&data->args.seq_args, &data->res.seq_res, 1);
|
||||
task = rpc_run_task(&task_setup_data);
|
||||
if (IS_ERR(task))
|
||||
return PTR_ERR(task);
|
||||
@ -6114,7 +6137,6 @@ out:
|
||||
}
|
||||
static int _nfs41_test_stateid(struct nfs_server *server, struct nfs4_state *state)
|
||||
{
|
||||
int status;
|
||||
struct nfs41_test_stateid_args args = {
|
||||
.stateid = &state->stateid,
|
||||
};
|
||||
@ -6124,9 +6146,8 @@ static int _nfs41_test_stateid(struct nfs_server *server, struct nfs4_state *sta
|
||||
.rpc_argp = &args,
|
||||
.rpc_resp = &res,
|
||||
};
|
||||
args.seq_args.sa_session = res.seq_res.sr_session = NULL;
|
||||
status = nfs4_call_sync_sequence(server->client, server, &msg, &args.seq_args, &res.seq_res, 0, 1);
|
||||
return status;
|
||||
nfs41_init_sequence(&args.seq_args, &res.seq_res, 0);
|
||||
return nfs4_call_sync_sequence(server->client, server, &msg, &args.seq_args, &res.seq_res, 1);
|
||||
}
|
||||
|
||||
static int nfs41_test_stateid(struct nfs_server *server, struct nfs4_state *state)
|
||||
@ -6143,7 +6164,6 @@ static int nfs41_test_stateid(struct nfs_server *server, struct nfs4_state *stat
|
||||
|
||||
static int _nfs4_free_stateid(struct nfs_server *server, struct nfs4_state *state)
|
||||
{
|
||||
int status;
|
||||
struct nfs41_free_stateid_args args = {
|
||||
.stateid = &state->stateid,
|
||||
};
|
||||
@ -6154,9 +6174,8 @@ static int _nfs4_free_stateid(struct nfs_server *server, struct nfs4_state *stat
|
||||
.rpc_resp = &res,
|
||||
};
|
||||
|
||||
args.seq_args.sa_session = res.seq_res.sr_session = NULL;
|
||||
status = nfs4_call_sync_sequence(server->client, server, &msg, &args.seq_args, &res.seq_res, 0, 1);
|
||||
return status;
|
||||
nfs41_init_sequence(&args.seq_args, &res.seq_res, 0);
|
||||
return nfs4_call_sync_sequence(server->client, server, &msg, &args.seq_args, &res.seq_res, 1);
|
||||
}
|
||||
|
||||
static int nfs41_free_stateid(struct nfs_server *server, struct nfs4_state *state)
|
||||
|
@ -472,7 +472,7 @@ void nfs_read_prepare(struct rpc_task *task, void *calldata)
|
||||
|
||||
if (nfs4_setup_sequence(NFS_SERVER(data->inode),
|
||||
&data->args.seq_args, &data->res.seq_res,
|
||||
0, task))
|
||||
task))
|
||||
return;
|
||||
rpc_call_start(task);
|
||||
}
|
||||
|
@ -114,7 +114,7 @@ void nfs_unlink_prepare(struct rpc_task *task, void *calldata)
|
||||
struct nfs_server *server = NFS_SERVER(data->dir);
|
||||
|
||||
if (nfs4_setup_sequence(server, &data->args.seq_args,
|
||||
&data->res.seq_res, 1, task))
|
||||
&data->res.seq_res, task))
|
||||
return;
|
||||
rpc_call_start(task);
|
||||
}
|
||||
@ -410,7 +410,7 @@ static void nfs_rename_prepare(struct rpc_task *task, void *calldata)
|
||||
struct nfs_server *server = NFS_SERVER(data->old_dir);
|
||||
|
||||
if (nfs4_setup_sequence(server, &data->args.seq_args,
|
||||
&data->res.seq_res, 1, task))
|
||||
&data->res.seq_res, task))
|
||||
return;
|
||||
rpc_call_start(task);
|
||||
}
|
||||
|
@ -1135,7 +1135,7 @@ void nfs_write_prepare(struct rpc_task *task, void *calldata)
|
||||
|
||||
if (nfs4_setup_sequence(NFS_SERVER(data->inode),
|
||||
&data->args.seq_args,
|
||||
&data->res.seq_res, 1, task))
|
||||
&data->res.seq_res, task))
|
||||
return;
|
||||
rpc_call_start(task);
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user