NFS: Clean up TEST_STATEID and FREE_STATEID error reporting

As a finishing touch, add appropriate documenting comments and some
debugging printk's.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Chuck Lever 2012-07-11 16:30:23 -04:00 committed by Trond Myklebust
parent 3e60ffdd36
commit 38527b153a

View file

@ -6625,13 +6625,27 @@ static int _nfs41_test_stateid(struct nfs_server *server, nfs4_stateid *stateid)
.rpc_resp = &res,
};
dprintk("NFS call test_stateid %p\n", stateid);
nfs41_init_sequence(&args.seq_args, &res.seq_res, 0);
status = nfs4_call_sync_sequence(server->client, server, &msg, &args.seq_args, &res.seq_res, 1);
if (status != NFS_OK)
if (status != NFS_OK) {
dprintk("NFS reply test_stateid: failed, %d\n", status);
return status;
}
dprintk("NFS reply test_stateid: succeeded, %d\n", -res.status);
return -res.status;
}
/**
* nfs41_test_stateid - perform a TEST_STATEID operation
*
* @server: server / transport on which to perform the operation
* @stateid: state ID to test
*
* Returns NFS_OK if the server recognizes that "stateid" is valid.
* Otherwise a negative NFS4ERR value is returned if the operation
* failed or the state ID is not currently valid.
*/
static int nfs41_test_stateid(struct nfs_server *server, nfs4_stateid *stateid)
{
struct nfs4_exception exception = { };
@ -6656,12 +6670,25 @@ static int _nfs4_free_stateid(struct nfs_server *server, nfs4_stateid *stateid)
.rpc_argp = &args,
.rpc_resp = &res,
};
int status;
dprintk("NFS call free_stateid %p\n", stateid);
nfs41_init_sequence(&args.seq_args, &res.seq_res, 0);
return nfs4_call_sync_sequence(server->client, server, &msg,
status = nfs4_call_sync_sequence(server->client, server, &msg,
&args.seq_args, &res.seq_res, 1);
dprintk("NFS reply free_stateid: %d\n", status);
return status;
}
/**
* nfs41_free_stateid - perform a FREE_STATEID operation
*
* @server: server / transport on which to perform the operation
* @stateid: state ID to release
*
* Returns NFS_OK if the server freed "stateid". Otherwise a
* negative NFS4ERR value is returned.
*/
static int nfs41_free_stateid(struct nfs_server *server, nfs4_stateid *stateid)
{
struct nfs4_exception exception = { };