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[PATCH] knfsd: lockd: Add nlm_destroy_host

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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>
This commit is contained in:
Olaf Kirch 2006-10-04 02:16:00 -07:00 committed by Linus Torvalds
parent f2af793db0
commit c53c1bb94f
1 changed files with 29 additions and 16 deletions
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45
fs/lockd/host.c
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@ -164,6 +164,34 @@ nlm_lookup_host(int server, const struct sockaddr_in *sin,
return host;
}
/*
* Destroy a host
*/
static void
nlm_destroy_host(struct nlm_host *host)
{
struct rpc_clnt *clnt;
BUG_ON(!list_empty(&host->h_lockowners));
BUG_ON(atomic_read(&host->h_count));
/*
* Release NSM handle and unmonitor host.
*/
nsm_unmonitor(host);
if ((clnt = host->h_rpcclnt) != NULL) {
if (atomic_read(&clnt->cl_users)) {
printk(KERN_WARNING
"lockd: active RPC handle\n");
clnt->cl_dead = 1;
} else {
rpc_destroy_client(host->h_rpcclnt);
}
}
kfree(host);
}
struct nlm_host *
nlm_find_client(void)
{
@ -400,7 +428,6 @@ nlm_gc_hosts(void)
struct hlist_head *chain;
struct hlist_node *pos, *next;
struct nlm_host *host;
struct rpc_clnt *clnt;
dprintk("lockd: host garbage collection\n");
for (chain = nlm_hosts; chain < nlm_hosts + NLM_HOST_NRHASH; ++chain) {
@ -423,21 +450,7 @@ nlm_gc_hosts(void)
dprintk("lockd: delete host %s\n", host->h_name);
hlist_del_init(&host->h_hash);
/*
* Unmonitor unless host was invalidated (i.e. lockd restarted)
*/
nsm_unmonitor(host);
if ((clnt = host->h_rpcclnt) != NULL) {
if (atomic_read(&clnt->cl_users)) {
printk(KERN_WARNING
"lockd: active RPC handle\n");
clnt->cl_dead = 1;
} else {
rpc_destroy_client(host->h_rpcclnt);
}
}
kfree(host);
nlm_destroy_host(host);
nrhosts--;
}
}