[PATCH] knfsd: lockd: Add nlm_destroy_host
This patch moves the host destruction code out of nlm_host_gc into a function of its own. Signed-off-by: Olaf Kirch <okir@suse.de> Signed-off-by: Neil Brown <neilb@suse.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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@ -164,6 +164,34 @@ out:
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return host;
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}
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/*
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* Destroy a host
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*/
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static void
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nlm_destroy_host(struct nlm_host *host)
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{
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struct rpc_clnt *clnt;
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BUG_ON(!list_empty(&host->h_lockowners));
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BUG_ON(atomic_read(&host->h_count));
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/*
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* Release NSM handle and unmonitor host.
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*/
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nsm_unmonitor(host);
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if ((clnt = host->h_rpcclnt) != NULL) {
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if (atomic_read(&clnt->cl_users)) {
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printk(KERN_WARNING
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"lockd: active RPC handle\n");
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clnt->cl_dead = 1;
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} else {
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rpc_destroy_client(host->h_rpcclnt);
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}
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}
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kfree(host);
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}
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struct nlm_host *
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nlm_find_client(void)
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{
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@ -400,7 +428,6 @@ nlm_gc_hosts(void)
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struct hlist_head *chain;
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struct hlist_node *pos, *next;
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struct nlm_host *host;
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struct rpc_clnt *clnt;
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dprintk("lockd: host garbage collection\n");
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for (chain = nlm_hosts; chain < nlm_hosts + NLM_HOST_NRHASH; ++chain) {
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@ -423,21 +450,7 @@ nlm_gc_hosts(void)
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dprintk("lockd: delete host %s\n", host->h_name);
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hlist_del_init(&host->h_hash);
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/*
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* Unmonitor unless host was invalidated (i.e. lockd restarted)
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*/
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nsm_unmonitor(host);
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if ((clnt = host->h_rpcclnt) != NULL) {
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if (atomic_read(&clnt->cl_users)) {
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printk(KERN_WARNING
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"lockd: active RPC handle\n");
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clnt->cl_dead = 1;
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} else {
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rpc_destroy_client(host->h_rpcclnt);
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}
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}
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kfree(host);
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nlm_destroy_host(host);
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nrhosts--;
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}
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}
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