if (!data->rpc_done) {
state = nfs4_try_open_cached(data);
+ trace_nfs4_cached_open(data->state);
goto out;
}
}
return;
unlock_no_action:
+ trace_nfs4_cached_open(data->state);
rcu_read_unlock();
out_no_action:
task->tk_action = NULL;
static int
nfs4_init_nonuniform_client_string(struct nfs_client *clp)
{
- int result;
size_t len;
char *str;
return -ENOMEM;
rcu_read_lock();
- result = scnprintf(str, len, "Linux NFSv4.0 %s/%s %s",
+ scnprintf(str, len, "Linux NFSv4.0 %s/%s %s",
clp->cl_ipaddr,
rpc_peeraddr2str(clp->cl_rpcclient, RPC_DISPLAY_ADDR),
rpc_peeraddr2str(clp->cl_rpcclient, RPC_DISPLAY_PROTO));
static int
nfs4_init_uniquifier_client_string(struct nfs_client *clp)
{
- int result;
size_t len;
char *str;
if (!str)
return -ENOMEM;
- result = scnprintf(str, len, "Linux NFSv%u.%u %s/%s",
+ scnprintf(str, len, "Linux NFSv%u.%u %s/%s",
clp->rpc_ops->version, clp->cl_minorversion,
nfs4_client_id_uniquifier,
clp->cl_rpcclient->cl_nodename);
static int
nfs4_init_uniform_client_string(struct nfs_client *clp)
{
- int result;
size_t len;
char *str;
if (!str)
return -ENOMEM;
- result = scnprintf(str, len, "Linux NFSv%u.%u %s",
+ scnprintf(str, len, "Linux NFSv%u.%u %s",
clp->rpc_ops->version, clp->cl_minorversion,
clp->cl_rpcclient->cl_nodename);
clp->cl_owner_id = str;
if (data == NULL)
return -ENOMEM;
nfs4_init_sequence(&data->args.seq_args, &data->res.seq_res, 1);
+
+ nfs4_state_protect(server->nfs_client,
+ NFS_SP4_MACH_CRED_CLEANUP,
+ &task_setup_data.rpc_client, &msg);
+
data->args.fhandle = &data->fh;
data->args.stateid = &data->stateid;
data->args.bitmask = server->cache_consistency_bitmask;
},
.allow.u.words = {
[0] = 1 << (OP_CLOSE) |
+ 1 << (OP_OPEN_DOWNGRADE) |
1 << (OP_LOCKU) |
+ 1 << (OP_DELEGRETURN) |
1 << (OP_COMMIT),
[1] = 1 << (OP_SECINFO - 32) |
1 << (OP_SECINFO_NO_NAME - 32) |
+ 1 << (OP_LAYOUTRETURN - 32) |
1 << (OP_TEST_STATEID - 32) |
1 << (OP_FREE_STATEID - 32) |
1 << (OP_WRITE - 32)
}
if (test_bit(OP_CLOSE, sp->allow.u.longs) &&
+ test_bit(OP_OPEN_DOWNGRADE, sp->allow.u.longs) &&
+ test_bit(OP_DELEGRETURN, sp->allow.u.longs) &&
test_bit(OP_LOCKU, sp->allow.u.longs)) {
dfprintk(MOUNT, " cleanup mode enabled\n");
set_bit(NFS_SP4_MACH_CRED_CLEANUP, &clp->cl_sp4_flags);
}
+ if (test_bit(OP_LAYOUTRETURN, sp->allow.u.longs)) {
+ dfprintk(MOUNT, " pnfs cleanup mode enabled\n");
+ set_bit(NFS_SP4_MACH_CRED_PNFS_CLEANUP,
+ &clp->cl_sp4_flags);
+ }
+
if (test_bit(OP_SECINFO, sp->allow.u.longs) &&
test_bit(OP_SECINFO_NO_NAME, sp->allow.u.longs)) {
dfprintk(MOUNT, " secinfo mode enabled\n");
switch (task->tk_status) {
case 0:
goto out;
+
+ /*
+ * NFS4ERR_LAYOUTUNAVAILABLE means we are not supposed to use pnfs
+ * on the file. set tk_status to -ENODATA to tell upper layer to
+ * retry go inband.
+ */
+ case -NFS4ERR_LAYOUTUNAVAILABLE:
+ task->tk_status = -ENODATA;
+ goto out;
/*
* NFS4ERR_BADLAYOUT means the MDS cannot return a layout of
* length lgp->args.minlength != 0 (see RFC5661 section 18.43.3).
};
int status = 0;
+ nfs4_state_protect(NFS_SERVER(lrp->args.inode)->nfs_client,
+ NFS_SP4_MACH_CRED_PNFS_CLEANUP,
+ &task_setup_data.rpc_client, &msg);
+
dprintk("--> %s\n", __func__);
if (!sync) {
lrp->inode = nfs_igrab_and_active(lrp->args.inode);