nfsd: have nfsd4_find_reclaim_client take a char * argument

Currently, it takes a client pointer, but later we're going to need to
search for these records without knowing whether a matching client even
exists.

Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>

fs/nfsd/nfs4recover.c

@@ -486,7 +486,7 @@ nfsd4_check_legacy_client(struct nfs4_client *clp)
 		return 0;
 
 	/* look for it in the reclaim hashtable otherwise */
-	if (nfsd4_find_reclaim_client(clp)) {
+	if (nfsd4_find_reclaim_client(clp->cl_recdir)) {
 		set_bit(NFSD4_CLIENT_STABLE, &clp->cl_flags);
 		return 0;
 	}

fs/nfsd/nfs4state.c

@@ -4537,19 +4537,16 @@ nfs4_release_reclaim(void)
 /*
  * called from OPEN, CLAIM_PREVIOUS with a new clientid. */
 struct nfs4_client_reclaim *
-nfsd4_find_reclaim_client(struct nfs4_client *clp)
+nfsd4_find_reclaim_client(const char *recdir)
 {
 	unsigned int strhashval;
 	struct nfs4_client_reclaim *crp = NULL;
 
-	dprintk("NFSD: nfs4_find_reclaim_client for %.*s with recdir %s\n",
-		            clp->cl_name.len, clp->cl_name.data,
-			    clp->cl_recdir);
+	dprintk("NFSD: nfs4_find_reclaim_client for recdir %s\n", recdir);
 
-	/* find clp->cl_name in reclaim_str_hashtbl */
-	strhashval = clientstr_hashval(clp->cl_recdir);
+	strhashval = clientstr_hashval(recdir);
 	list_for_each_entry(crp, &reclaim_str_hashtbl[strhashval], cr_strhash) {
-		if (same_name(crp->cr_recdir, clp->cl_recdir)) {
+		if (same_name(crp->cr_recdir, recdir)) {
 			return crp;
 		}
 	}

fs/nfsd/state.h

@@ -466,7 +466,7 @@ extern void nfs4_lock_state(void);
 extern void nfs4_unlock_state(void);
 extern int nfs4_in_grace(void);
 extern void nfs4_release_reclaim(void);
-extern struct nfs4_client_reclaim *nfsd4_find_reclaim_client(struct nfs4_client *crp);
+extern struct nfs4_client_reclaim *nfsd4_find_reclaim_client(const char *recdir);
 extern __be32 nfs4_check_open_reclaim(clientid_t *clid, bool sessions);
 extern void nfs4_free_openowner(struct nfs4_openowner *);
 extern void nfs4_free_lockowner(struct nfs4_lockowner *);