As a finishing touch, add appropriate documenting comments and some
debugging printk's.
Signed-off-by: Chuck Lever <chuck.lever@xxxxxxxxxx>
---
fs/nfs/nfs4proc.c | 32 ++++++++++++++++++++++++++++++--
1 files changed, 30 insertions(+), 2 deletions(-)
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index c4df35b..0d6da38 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -6636,13 +6636,28 @@ 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;
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 = { };
@@ -6667,12 +6682,25 @@ 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 = { };
--
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