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NFSv4.1: Set the RPC_CLNT_CREATE_INFINITE_SLOTS flag for NFSv4.1 transports

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This ensures that the RPC layer doesn't override the NFS session
negotiation.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust 2013-04-14 11:49:51 -04:00
parent b7993cebb8
commit 98f98cf571
3 changed files with 5 additions and 0 deletions
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2
fs/nfs/client.c
View file

@ -593,6 +593,8 @@ int nfs_create_rpc_client(struct nfs_client *clp,
args.flags |= RPC_CLNT_CREATE_DISCRTRY;
if (test_bit(NFS_CS_NORESVPORT, &clp->cl_flags))
args.flags |= RPC_CLNT_CREATE_NONPRIVPORT;
if (test_bit(NFS_CS_INFINITE_SLOTS, &clp->cl_flags))
args.flags |= RPC_CLNT_CREATE_INFINITE_SLOTS;
if (!IS_ERR(clp->cl_rpcclient))
return 0;

2
fs/nfs/nfs4client.c
View file

@ -198,6 +198,8 @@ struct nfs_client *nfs4_init_client(struct nfs_client *clp,
/* Check NFS protocol revision and initialize RPC op vector */
clp->rpc_ops = &nfs_v4_clientops;
if (clp->cl_minorversion != 0)
__set_bit(NFS_CS_INFINITE_SLOTS, &clp->cl_flags);
__set_bit(NFS_CS_DISCRTRY, &clp->cl_flags);
error = nfs_create_rpc_client(clp, timeparms, authflavour);
if (error < 0)

1
include/linux/nfs_fs_sb.h
View file

@ -40,6 +40,7 @@ struct nfs_client {
#define NFS_CS_NORESVPORT 0 /* - use ephemeral src port */
#define NFS_CS_DISCRTRY 1 /* - disconnect on RPC retry */
#define NFS_CS_MIGRATION 2 /* - transparent state migr */
#define NFS_CS_INFINITE_SLOTS 3 /* - don't limit TCP slots */
struct sockaddr_storage cl_addr; /* server identifier */
size_t cl_addrlen;
char * cl_hostname; /* hostname of server */