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-rw-r--r--fs/lockd/mon.c27
1 files changed, 8 insertions, 19 deletions
diff --git a/fs/lockd/mon.c b/fs/lockd/mon.c
index 497dfea02e8..a606fbbf804 100644
--- a/fs/lockd/mon.c
+++ b/fs/lockd/mon.c
@@ -18,8 +18,6 @@
#define NLMDBG_FACILITY NLMDBG_MONITOR
-#define XDR_ADDRBUF_LEN (20)
-
static struct rpc_clnt * nsm_create(void);
static struct rpc_program nsm_program;
@@ -42,7 +40,7 @@ nsm_mon_unmon(struct nsm_handle *nsm, u32 proc, struct nsm_res *res)
.prog = NLM_PROGRAM,
.vers = 3,
.proc = NLMPROC_NSM_NOTIFY,
- .mon_name = nsm->sm_name,
+ .mon_name = nsm->sm_mon_name,
};
struct rpc_message msg = {
.rpc_argp = &args,
@@ -87,6 +85,12 @@ nsm_monitor(struct nlm_host *host)
if (nsm->sm_monitored)
return 0;
+ /*
+ * Choose whether to record the caller_name or IP address of
+ * this peer in the local rpc.statd's database.
+ */
+ nsm->sm_mon_name = nsm_use_hostnames ? nsm->sm_name : nsm->sm_addrbuf;
+
status = nsm_mon_unmon(nsm, SM_MON, &res);
if (status < 0 || res.status != 0)
@@ -167,25 +171,10 @@ static __be32 *xdr_encode_nsm_string(__be32 *p, char *string)
/*
* "mon_name" specifies the host to be monitored.
- *
- * Linux uses a text version of the IP address of the remote
- * host as the host identifier (the "mon_name" argument).
- *
- * Linux statd always looks up the canonical hostname first for
- * whatever remote hostname it receives, so this works alright.
*/
static __be32 *xdr_encode_mon_name(__be32 *p, struct nsm_args *argp)
{
- char buffer[XDR_ADDRBUF_LEN + 1];
- char *name = argp->mon_name;
-
- if (!nsm_use_hostnames) {
- snprintf(buffer, XDR_ADDRBUF_LEN,
- "%pI4", &argp->addr);
- name = buffer;
- }
-
- return xdr_encode_nsm_string(p, name);
+ return xdr_encode_nsm_string(p, argp->mon_name);
}
/*