lockd: Rename nlm_hosts
Chuck Lever [Tue, 14 Dec 2010 15:06:22 +0000 (15:06 +0000)]
Clean up.

nlm_hosts now contains only server-side entries.  Rename it to match
convention of client side cache.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

fs/lockd/host.c

index 0250b0e..87fbde1 100644 (file)
@@ -25,7 +25,7 @@
 #define NLM_HOST_EXPIRE                (300 * HZ)
 #define NLM_HOST_COLLECT       (120 * HZ)
 
-static struct hlist_head       nlm_hosts[NLM_HOST_NRHASH];
+static struct hlist_head       nlm_server_hosts[NLM_HOST_NRHASH];
 static struct hlist_head       nlm_client_hosts[NLM_HOST_NRHASH];
 
 #define for_each_host(host, pos, chain, table) \
@@ -184,7 +184,7 @@ static struct nlm_host *nlm_lookup_host(struct nlm_lookup_host_info *ni)
         * different NLM rpc_clients into one single nlm_host object.
         * This would allow us to have one nlm_host per address.
         */
-       chain = &nlm_hosts[nlm_hash_address(ni->sap)];
+       chain = &nlm_server_hosts[nlm_hash_address(ni->sap)];
        hlist_for_each_entry(host, pos, chain, h_hash) {
                if (!rpc_cmp_addr(nlm_addr(host), ni->sap))
                        continue;
@@ -428,7 +428,7 @@ struct nlm_host *nlmsvc_lookup_host(const struct svc_rqst *rqstp,
        if (time_after_eq(jiffies, next_gc))
                nlm_gc_hosts();
 
-       chain = &nlm_hosts[nlm_hash_address(ni.sap)];
+       chain = &nlm_server_hosts[nlm_hash_address(ni.sap)];
        hlist_for_each_entry(host, pos, chain, h_hash) {
                if (!rpc_cmp_addr(nlm_addr(host), ni.sap))
                        continue;
@@ -632,7 +632,7 @@ void nlm_host_rebooted(const struct nlm_reboot *info)
         * lock for this.
         * To avoid processing a host several times, we match the nsmstate.
         */
-       while ((host = next_host_state(nlm_hosts, nsm, info)) != NULL) {
+       while ((host = next_host_state(nlm_server_hosts, nsm, info)) != NULL) {
                nlmsvc_free_host_resources(host);
                nlmsvc_release_host(host);
        }
@@ -660,7 +660,7 @@ nlm_shutdown_hosts(void)
 
        /* First, make all hosts eligible for gc */
        dprintk("lockd: nuking all hosts...\n");
-       for_each_host(host, pos, chain, nlm_hosts) {
+       for_each_host(host, pos, chain, nlm_server_hosts) {
                host->h_expires = jiffies - 1;
                if (host->h_rpcclnt) {
                        rpc_shutdown_client(host->h_rpcclnt);
@@ -676,7 +676,7 @@ nlm_shutdown_hosts(void)
        if (nrhosts) {
                printk(KERN_WARNING "lockd: couldn't shutdown host module!\n");
                dprintk("lockd: %d hosts left:\n", nrhosts);
-               for_each_host(host, pos, chain, nlm_hosts) {
+               for_each_host(host, pos, chain, nlm_server_hosts) {
                        dprintk("       %s (cnt %d use %d exp %ld)\n",
                                host->h_name, atomic_read(&host->h_count),
                                host->h_inuse, host->h_expires);
@@ -697,13 +697,13 @@ nlm_gc_hosts(void)
        struct nlm_host *host;
 
        dprintk("lockd: host garbage collection\n");
-       for_each_host(host, pos, chain, nlm_hosts)
+       for_each_host(host, pos, chain, nlm_server_hosts)
                host->h_inuse = 0;
 
        /* Mark all hosts that hold locks, blocks or shares */
        nlmsvc_mark_resources();
 
-       for_each_host_safe(host, pos, next, chain, nlm_hosts) {
+       for_each_host_safe(host, pos, next, chain, nlm_server_hosts) {
                if (atomic_read(&host->h_count) || host->h_inuse
                 || time_before(jiffies, host->h_expires)) {
                        dprintk("nlm_gc_hosts skipping %s "