From 38527b153a7b43e5c8103f0c2d901d11cfa26d30 Mon Sep 17 00:00:00 2001 From: Chuck Lever Date: Wed, 11 Jul 2012 16:30:23 -0400 Subject: [PATCH] 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 Signed-off-by: Trond Myklebust --- fs/nfs/nfs4proc.c | 31 +++++++++++++++++++++++++++++-- 1 file changed, 29 insertions(+), 2 deletions(-) diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 1364569..0cb8766 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -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 = { }; -- 2.7.4