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nfs4.1: Add SP4_MACH_CRED stateid support

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TEST_STATEID and FREE_STATEID can use the machine credential.

Signed-off-by: Weston Andros Adamson <dros@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Weston Andros Adamson 2013-08-13 16:37:36 -04:00 committed by Trond Myklebust
parent 8b5bee2e1b
commit 3787d5063c
2 changed files with 18 additions and 2 deletions
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19
fs/nfs/nfs4proc.c
View File

@ -6143,7 +6143,9 @@ static const struct nfs41_state_protection nfs4_sp4_mach_cred_request = {
[0] = 1 << (OP_CLOSE) |
1 << (OP_LOCKU),
[1] = 1 << (OP_SECINFO - 32) |
1 << (OP_SECINFO_NO_NAME - 32)
1 << (OP_SECINFO_NO_NAME - 32) |
1 << (OP_TEST_STATEID - 32) |
1 << (OP_FREE_STATEID - 32)
}
};
@ -6215,6 +6217,12 @@ static int nfs4_sp4_select_mode(struct nfs_client *clp,
dfprintk(MOUNT, " secinfo mode enabled\n");
set_bit(NFS_SP4_MACH_CRED_SECINFO, &clp->cl_sp4_flags);
}
if (test_bit(OP_TEST_STATEID, sp->allow.u.longs) &&
test_bit(OP_FREE_STATEID, sp->allow.u.longs)) {
dfprintk(MOUNT, " stateid mode enabled\n");
set_bit(NFS_SP4_MACH_CRED_STATEID, &clp->cl_sp4_flags);
}
}
return 0;
@ -7547,11 +7555,15 @@ static int _nfs41_test_stateid(struct nfs_server *server,
.rpc_resp = &res,
.rpc_cred = cred,
};
struct rpc_clnt *rpc_client = server->client;
nfs4_state_protect(server->nfs_client, NFS_SP4_MACH_CRED_STATEID,
&rpc_client, &msg);
dprintk("NFS call test_stateid %p\n", stateid);
nfs4_init_sequence(&args.seq_args, &res.seq_res, 0);
nfs4_set_sequence_privileged(&args.seq_args);
status = nfs4_call_sync_sequence(server->client, server, &msg,
status = nfs4_call_sync_sequence(rpc_client, server, &msg,
&args.seq_args, &res.seq_res);
if (status != NFS_OK) {
dprintk("NFS reply test_stateid: failed, %d\n", status);
@ -7643,6 +7655,9 @@ static struct rpc_task *_nfs41_free_stateid(struct nfs_server *server,
};
struct nfs_free_stateid_data *data;
nfs4_state_protect(server->nfs_client, NFS_SP4_MACH_CRED_STATEID,
&task_setup.rpc_client, &msg);
dprintk("NFS call free_stateid %p\n", stateid);
data = kmalloc(sizeof(*data), GFP_NOFS);
if (!data)

1
include/linux/nfs_fs_sb.h
View File

@ -96,6 +96,7 @@ struct nfs_client {
* must use machine cred */
#define NFS_SP4_MACH_CRED_CLEANUP 2 /* CLOSE and LOCKU */
#define NFS_SP4_MACH_CRED_SECINFO 3 /* SECINFO and SECINFO_NO_NAME */
#define NFS_SP4_MACH_CRED_STATEID 4 /* TEST_STATEID and FREE_STATEID */
#endif /* CONFIG_NFS_V4 */
#ifdef CONFIG_NFS_FSCACHE