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authorChuck Lever <chuck.lever@oracle.com>2006-08-22 20:06:21 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2006-09-22 23:24:50 -0400
commitae5c79476f36512d1100e162606bb5691f2cce5a (patch)
tree5dd4ea2fad48c21c3ddb7839ab28221d06c3b409 /fs
parent41877d207c46f050b709f452703ade20c3b4a096 (diff)
downloadlinux-ae5c79476f36512d1100e162606bb5691f2cce5a.tar.bz2
NFSD: Convert NFS server callback logic to use new rpc_create API
Replace xprt_create_proto/rpc_create_client call in NFS server callback functions to use new rpc_create() API. Test plan: NFSv4 delegation functionality tests. Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/nfsd/nfs4callback.c66
1 files changed, 27 insertions, 39 deletions
diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c
index 54b37b1d2e3a..8583d99ee740 100644
--- a/fs/nfsd/nfs4callback.c
+++ b/fs/nfsd/nfs4callback.c
@@ -375,16 +375,28 @@ nfsd4_probe_callback(struct nfs4_client *clp)
{
struct sockaddr_in addr;
struct nfs4_callback *cb = &clp->cl_callback;
- struct rpc_timeout timeparms;
- struct rpc_xprt * xprt;
+ struct rpc_timeout timeparms = {
+ .to_initval = (NFSD_LEASE_TIME/4) * HZ,
+ .to_retries = 5,
+ .to_maxval = (NFSD_LEASE_TIME/2) * HZ,
+ .to_exponential = 1,
+ };
struct rpc_program * program = &cb->cb_program;
- struct rpc_stat * stat = &cb->cb_stat;
- struct rpc_clnt * clnt;
+ struct rpc_create_args args = {
+ .protocol = IPPROTO_TCP,
+ .address = (struct sockaddr *)&addr,
+ .addrsize = sizeof(addr),
+ .timeout = &timeparms,
+ .servername = clp->cl_name.data,
+ .program = program,
+ .version = nfs_cb_version[1]->number,
+ .authflavor = RPC_AUTH_UNIX, /* XXX: need AUTH_GSS... */
+ .flags = (RPC_CLNT_CREATE_NOPING),
+ };
struct rpc_message msg = {
.rpc_proc = &nfs4_cb_procedures[NFSPROC4_CLNT_CB_NULL],
.rpc_argp = clp,
};
- char hostname[32];
int status;
if (atomic_read(&cb->cb_set))
@@ -396,51 +408,27 @@ nfsd4_probe_callback(struct nfs4_client *clp)
addr.sin_port = htons(cb->cb_port);
addr.sin_addr.s_addr = htonl(cb->cb_addr);
- /* Initialize timeout */
- timeparms.to_initval = (NFSD_LEASE_TIME/4) * HZ;
- timeparms.to_retries = 0;
- timeparms.to_maxval = (NFSD_LEASE_TIME/2) * HZ;
- timeparms.to_exponential = 1;
-
- /* Create RPC transport */
- xprt = xprt_create_proto(IPPROTO_TCP, &addr, &timeparms);
- if (IS_ERR(xprt)) {
- dprintk("NFSD: couldn't create callback transport!\n");
- goto out_err;
- }
-
/* Initialize rpc_program */
program->name = "nfs4_cb";
program->number = cb->cb_prog;
program->nrvers = ARRAY_SIZE(nfs_cb_version);
program->version = nfs_cb_version;
- program->stats = stat;
+ program->stats = &cb->cb_stat;
/* Initialize rpc_stat */
- memset(stat, 0, sizeof(struct rpc_stat));
- stat->program = program;
-
- /* Create RPC client
- *
- * XXX AUTH_UNIX only - need AUTH_GSS....
- */
- sprintf(hostname, "%u.%u.%u.%u", NIPQUAD(addr.sin_addr.s_addr));
- clnt = rpc_new_client(xprt, hostname, program, 1, RPC_AUTH_UNIX);
- if (IS_ERR(clnt)) {
+ memset(program->stats, 0, sizeof(cb->cb_stat));
+ program->stats->program = program;
+
+ /* Create RPC client */
+ cb->cb_client = rpc_create(&args);
+ if (!cb->cb_client) {
dprintk("NFSD: couldn't create callback client\n");
goto out_err;
}
- clnt->cl_intr = 0;
- clnt->cl_softrtry = 1;
/* Kick rpciod, put the call on the wire. */
-
- if (rpciod_up() != 0) {
- dprintk("nfsd: couldn't start rpciod for callbacks!\n");
+ if (rpciod_up() != 0)
goto out_clnt;
- }
-
- cb->cb_client = clnt;
/* the task holds a reference to the nfs4_client struct */
atomic_inc(&clp->cl_count);
@@ -448,7 +436,7 @@ nfsd4_probe_callback(struct nfs4_client *clp)
msg.rpc_cred = nfsd4_lookupcred(clp,0);
if (IS_ERR(msg.rpc_cred))
goto out_rpciod;
- status = rpc_call_async(clnt, &msg, RPC_TASK_ASYNC, &nfs4_cb_null_ops, NULL);
+ status = rpc_call_async(cb->cb_client, &msg, RPC_TASK_ASYNC, &nfs4_cb_null_ops, NULL);
put_rpccred(msg.rpc_cred);
if (status != 0) {
@@ -462,7 +450,7 @@ out_rpciod:
rpciod_down();
cb->cb_client = NULL;
out_clnt:
- rpc_shutdown_client(clnt);
+ rpc_shutdown_client(cb->cb_client);
out_err:
dprintk("NFSD: warning: no callback path to client %.*s\n",
(int)clp->cl_name.len, clp->cl_name.data);