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synced 2024-08-25 10:19:47 +00:00
NFSv4.1: Make nfs4_setup_sequence take a nfs_server argument
In anticipation of the day when we have per-filesystem sessions, and also in order to allow the session to change in the event of a filesystem migration event. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
parent
71ac6da994
commit
035168ab39
5 changed files with 44 additions and 29 deletions
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@ -223,7 +223,12 @@ extern int nfs4_proc_fs_locations(struct inode *dir, const struct qstr *name,
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extern struct nfs4_state_recovery_ops *nfs4_reboot_recovery_ops[];
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extern struct nfs4_state_recovery_ops *nfs4_nograce_recovery_ops[];
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#if defined(CONFIG_NFS_V4_1)
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extern int nfs4_setup_sequence(struct nfs_client *clp,
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static inline struct nfs4_session *nfs4_get_session(const struct nfs_server *server)
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{
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return server->nfs_client->cl_session;
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}
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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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extern void nfs4_destroy_session(struct nfs4_session *session);
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@ -234,7 +239,12 @@ extern int nfs4_init_session(struct nfs_server *server);
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extern int nfs4_proc_get_lease_time(struct nfs_client *clp,
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struct nfs_fsinfo *fsinfo);
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#else /* CONFIG_NFS_v4_1 */
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static inline int nfs4_setup_sequence(struct nfs_client *clp,
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static inline struct nfs4_session *nfs4_get_session(const struct nfs_server *server)
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{
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return NULL;
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}
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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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{
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@ -531,20 +531,25 @@ static int nfs41_setup_sequence(struct nfs4_session *session,
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return 0;
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}
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int nfs4_setup_sequence(struct nfs_client *clp,
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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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dprintk("--> %s clp %p session %p sr_slotid %d\n",
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__func__, clp, clp->cl_session, res->sr_slotid);
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if (!nfs4_has_session(clp))
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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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goto out;
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ret = nfs41_setup_sequence(clp->cl_session, args, res, cache_reply,
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}
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dprintk("--> %s clp %p session %p sr_slotid %d\n",
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__func__, session->clp, session, res->sr_slotid);
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ret = nfs41_setup_sequence(session, args, res, cache_reply,
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task);
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out:
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dprintk("<-- %s status=%d\n", __func__, ret);
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@ -552,7 +557,7 @@ int nfs4_setup_sequence(struct nfs_client *clp,
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}
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struct nfs41_call_sync_data {
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struct nfs_client *clp;
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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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@ -562,9 +567,9 @@ static void nfs41_call_sync_prepare(struct rpc_task *task, void *calldata)
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{
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struct nfs41_call_sync_data *data = calldata;
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dprintk("--> %s data->clp->cl_session %p\n", __func__,
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data->clp->cl_session);
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if (nfs4_setup_sequence(data->clp, data->seq_args,
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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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return;
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rpc_call_start(task);
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@ -593,8 +598,7 @@ struct rpc_call_ops nfs41_call_priv_sync_ops = {
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.rpc_call_done = nfs41_call_sync_done,
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};
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static int nfs4_call_sync_sequence(struct nfs_client *clp,
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struct rpc_clnt *clnt,
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static int nfs4_call_sync_sequence(struct nfs_server *server,
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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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@ -604,13 +608,13 @@ static int nfs4_call_sync_sequence(struct nfs_client *clp,
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int ret;
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struct rpc_task *task;
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struct nfs41_call_sync_data data = {
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.clp = clp,
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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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.rpc_client = server->client,
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.rpc_message = msg,
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.callback_ops = &nfs41_call_sync_ops,
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.callback_data = &data
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@ -635,8 +639,7 @@ int _nfs4_call_sync_session(struct nfs_server *server,
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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(server->nfs_client, server->client,
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msg, args, res, cache_reply, 0);
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return nfs4_call_sync_sequence(server, msg, args, res, cache_reply, 0);
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}
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#endif /* CONFIG_NFS_V4_1 */
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@ -1355,7 +1358,7 @@ static void nfs4_open_prepare(struct rpc_task *task, void *calldata)
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nfs_copy_fh(&data->o_res.fh, data->o_arg.fh);
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}
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data->timestamp = jiffies;
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if (nfs4_setup_sequence(data->o_arg.server->nfs_client,
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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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return;
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@ -1896,7 +1899,7 @@ 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))->nfs_client,
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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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return;
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@ -3660,7 +3663,7 @@ static void nfs4_delegreturn_prepare(struct rpc_task *task, void *data)
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d_data = (struct nfs4_delegreturndata *)data;
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if (nfs4_setup_sequence(d_data->res.server->nfs_client,
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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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return;
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@ -3915,7 +3918,7 @@ static void nfs4_locku_prepare(struct rpc_task *task, void *data)
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return;
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}
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calldata->timestamp = jiffies;
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if (nfs4_setup_sequence(calldata->server->nfs_client,
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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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return;
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@ -4070,7 +4073,8 @@ static void nfs4_lock_prepare(struct rpc_task *task, void *calldata)
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} else
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data->arg.new_lock_owner = 0;
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data->timestamp = jiffies;
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if (nfs4_setup_sequence(data->server->nfs_client, &data->arg.seq_args,
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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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return;
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rpc_call_start(task);
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@ -5110,7 +5114,7 @@ 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 (nfs4_setup_sequence(clp, args, res, 0, task))
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if (nfs41_setup_sequence(clp->cl_session, args, res, 0, task))
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return;
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rpc_call_start(task);
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}
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@ -5195,7 +5199,8 @@ static void nfs4_reclaim_complete_prepare(struct rpc_task *task, void *data)
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struct nfs4_reclaim_complete_data *calldata = data;
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rpc_task_set_priority(task, RPC_PRIORITY_PRIVILEGED);
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if (nfs4_setup_sequence(calldata->clp, &calldata->arg.seq_args,
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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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return;
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@ -410,7 +410,7 @@ void nfs_read_prepare(struct rpc_task *task, void *calldata)
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{
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struct nfs_read_data *data = calldata;
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if (nfs4_setup_sequence(NFS_SERVER(data->inode)->nfs_client,
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if (nfs4_setup_sequence(NFS_SERVER(data->inode),
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&data->args.seq_args, &data->res.seq_res,
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0, task))
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return;
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@ -110,7 +110,7 @@ void nfs_unlink_prepare(struct rpc_task *task, void *calldata)
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struct nfs_unlinkdata *data = calldata;
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struct nfs_server *server = NFS_SERVER(data->dir);
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if (nfs4_setup_sequence(server->nfs_client, &data->args.seq_args,
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if (nfs4_setup_sequence(server, &data->args.seq_args,
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&data->res.seq_res, 1, task))
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return;
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rpc_call_start(task);
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@ -1036,9 +1036,9 @@ static void nfs_writeback_release_partial(void *calldata)
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void nfs_write_prepare(struct rpc_task *task, void *calldata)
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{
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struct nfs_write_data *data = calldata;
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struct nfs_client *clp = (NFS_SERVER(data->inode))->nfs_client;
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if (nfs4_setup_sequence(clp, &data->args.seq_args,
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if (nfs4_setup_sequence(NFS_SERVER(data->inode),
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&data->args.seq_args,
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&data->res.seq_res, 1, task))
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return;
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rpc_call_start(task);
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