[PATCH] knfsd: Convert sunrpc_cache to use krefs

.. it makes some of the code nicer.

Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 10 insertions, 10 deletions

diff --git a/net/sunrpc/svcauth_unix.c b/net/sunrpc/svcauth_unix.c
index 7e38621a20b7..11020c0b7db5 100644
--- a/net/sunrpc/svcauth_unix.c
+++ b/net/sunrpc/svcauth_unix.c
@@ -84,15 +84,15 @@ struct ip_map {
 };
 static struct cache_head        *ip_table[IP_HASHMAX];
 
-static void ip_map_put(struct cache_head *item, struct cache_detail *cd)
+static void ip_map_put(struct kref *kref)
 {
+        struct cache_head *item = container_of(kref, struct cache_head, ref);
         struct ip_map *im = container_of(item, struct ip_map,h);
-        if (cache_put(item, cd)) {
-                if (test_bit(CACHE_VALID, &item->flags) &&
-                    !test_bit(CACHE_NEGATIVE, &item->flags))
-                        auth_domain_put(&im->m_client->h);
-                kfree(im);
-        }
+
+        if (test_bit(CACHE_VALID, &item->flags) &&
+            !test_bit(CACHE_NEGATIVE, &item->flags))
+                auth_domain_put(&im->m_client->h);
+        kfree(im);
 }
 
 #if IP_HASHBITS == 8
@@ -315,7 +315,7 @@ static int ip_map_update(struct ip_map *ipm, struct unix_domain *udom, time_t ex
                                  hash_ip((unsigned long)ipm->m_addr.s_addr));
         if (!ch)
                 return -ENOMEM;
-        ip_map_put(ch, &ip_map_cache);
+        cache_put(ch, &ip_map_cache);
         return 0;
 }
 
@@ -369,7 +369,7 @@ struct auth_domain *auth_unix_lookup(struct in_addr addr)
                 rv = &ipm->m_client->h;
                 kref_get(&rv->ref);
         }
-        ip_map_put(&ipm->h, &ip_map_cache);
+        cache_put(&ipm->h, &ip_map_cache);
         return rv;
 }
 
@@ -403,7 +403,7 @@ svcauth_unix_set_client(struct svc_rqst *rqstp)
                 case 0:
                         rqstp->rq_client = &ipm->m_client->h;
                         kref_get(&rqstp->rq_client->ref);
-                        ip_map_put(&ipm->h, &ip_map_cache);
+                        cache_put(&ipm->h, &ip_map_cache);
                         break;
         }
         return SVC_OK;