Merge tag 'v2.6.38' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

[mv-sheeva.git] / net / sunrpc / svcauth_unix.c

diff --git a/net/sunrpc/svcauth_unix.c b/net/sunrpc/svcauth_unix.c
index 560677d187f1b0fc7eb3d72c119aa848eb306145..30916b06c12bd7f5ade9f9cea0641e51ac52e528 100644 (file)
--- a/net/sunrpc/svcauth_unix.c
+++ b/net/sunrpc/svcauth_unix.c
@@ -30,7 +30,9 @@
 
 struct unix_domain {
        struct auth_domain      h;
+#ifdef CONFIG_NFSD_DEPRECATED
        int     addr_changes;
+#endif /* CONFIG_NFSD_DEPRECATED */
        /* other stuff later */
 };
 
@@ -64,7 +66,9 @@ struct auth_domain *unix_domain_find(char *name)
                        return NULL;
                }
                new->h.flavour = &svcauth_unix;
+#ifdef CONFIG_NFSD_DEPRECATED
                new->addr_changes = 0;
+#endif /* CONFIG_NFSD_DEPRECATED */
                rv = auth_domain_lookup(name, &new->h);
        }
 }
@@ -85,14 +89,15 @@ static void svcauth_unix_domain_release(struct auth_domain *dom)
  */
 #define        IP_HASHBITS     8
 #define        IP_HASHMAX      (1<<IP_HASHBITS)
-#define        IP_HASHMASK     (IP_HASHMAX-1)
 
 struct ip_map {
        struct cache_head       h;
        char                    m_class[8]; /* e.g. "nfsd" */
        struct in6_addr         m_addr;
        struct unix_domain      *m_client;
+#ifdef CONFIG_NFSD_DEPRECATED
        int                     m_add_change;
+#endif /* CONFIG_NFSD_DEPRECATED */
 };
 
 static void ip_map_put(struct kref *kref)
@@ -146,7 +151,9 @@ static void update(struct cache_head *cnew, struct cache_head *citem)
 
        kref_get(&item->m_client->h.ref);
        new->m_client = item->m_client;
+#ifdef CONFIG_NFSD_DEPRECATED
        new->m_add_change = item->m_add_change;
+#endif /* CONFIG_NFSD_DEPRECATED */
 }
 static struct cache_head *ip_map_alloc(void)
 {
@@ -331,6 +338,7 @@ static int __ip_map_update(struct cache_detail *cd, struct ip_map *ipm,
        ip.h.flags = 0;
        if (!udom)
                set_bit(CACHE_NEGATIVE, &ip.h.flags);
+#ifdef CONFIG_NFSD_DEPRECATED
        else {
                ip.m_add_change = udom->addr_changes;
                /* if this is from the legacy set_client system call,
@@ -339,6 +347,7 @@ static int __ip_map_update(struct cache_detail *cd, struct ip_map *ipm,
                if (expiry == NEVER)
                        ip.m_add_change++;
        }
+#endif /* CONFIG_NFSD_DEPRECATED */
        ip.h.expiry_time = expiry;
        ch = sunrpc_cache_update(cd, &ip.h, &ipm->h,
                                 hash_str(ipm->m_class, IP_HASHBITS) ^
@@ -358,6 +367,7 @@ static inline int ip_map_update(struct net *net, struct ip_map *ipm,
        return __ip_map_update(sn->ip_map_cache, ipm, udom, expiry);
 }
 
+#ifdef CONFIG_NFSD_DEPRECATED
 int auth_unix_add_addr(struct net *net, struct in6_addr *addr, struct auth_domain *dom)
 {
        struct unix_domain *udom;
@@ -402,8 +412,7 @@ struct auth_domain *auth_unix_lookup(struct net *net, struct in6_addr *addr)
                return NULL;
 
        if ((ipm->m_client->addr_changes - ipm->m_add_change) >0) {
-               if (test_and_set_bit(CACHE_NEGATIVE, &ipm->h.flags) == 0)
-                       auth_domain_put(&ipm->m_client->h);
+               sunrpc_invalidate(&ipm->h, sn->ip_map_cache);
                rv = NULL;
        } else {
                rv = &ipm->m_client->h;
@@ -413,6 +422,7 @@ struct auth_domain *auth_unix_lookup(struct net *net, struct in6_addr *addr)
        return rv;
 }
 EXPORT_SYMBOL_GPL(auth_unix_lookup);
+#endif /* CONFIG_NFSD_DEPRECATED */
 
 void svcauth_unix_purge(void)
 {
@@ -497,7 +507,6 @@ svcauth_unix_info_release(struct svc_xprt *xpt)
  */
 #define        GID_HASHBITS    8
 #define        GID_HASHMAX     (1<<GID_HASHBITS)
-#define        GID_HASHMASK    (GID_HASHMAX - 1)
 
 struct unix_gid {
        struct cache_head       h;