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authorChuck Lever <chuck.lever@oracle.com>2010-12-14 10:06:41 -0500
committerTrond Myklebust <Trond.Myklebust@netapp.com>2010-12-16 12:37:27 -0500
commit2025889828bb14b56d9aa4c1a785bd9847ccdc4b (patch)
tree20707cb2e2ca0f484ccdaf86f14e9ec1c10bdffb /fs/lockd
parentfcc072c783491ca465e4d1e74da7dbb48dbf7a31 (diff)
lockd: Remove nlm_lookup_host()
Clean up. Remove the now unused helper nlm_lookup_host(). Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/lockd')
-rw-r--r--fs/lockd/host.c69
1 files changed, 0 insertions, 69 deletions
diff --git a/fs/lockd/host.c b/fs/lockd/host.c
index 77ec21a808db..6d4aa8b3d610 100644
--- a/fs/lockd/host.c
+++ b/fs/lockd/host.c
@@ -163,75 +163,6 @@ out:
163} 163}
164 164
165/* 165/*
166 * Common host lookup routine for server & client
167 */
168static struct nlm_host *nlm_lookup_host(struct nlm_lookup_host_info *ni)
169{
170 struct hlist_head *chain;
171 struct hlist_node *pos;
172 struct nlm_host *host;
173 struct nsm_handle *nsm = NULL;
174
175 mutex_lock(&nlm_host_mutex);
176
177 if (time_after_eq(jiffies, next_gc))
178 nlm_gc_hosts();
179
180 /* We may keep several nlm_host objects for a peer, because each
181 * nlm_host is identified by
182 * (address, protocol, version, server/client)
183 * We could probably simplify this a little by putting all those
184 * different NLM rpc_clients into one single nlm_host object.
185 * This would allow us to have one nlm_host per address.
186 */
187 chain = &nlm_server_hosts[nlm_hash_address(ni->sap)];
188 hlist_for_each_entry(host, pos, chain, h_hash) {
189 if (!rpc_cmp_addr(nlm_addr(host), ni->sap))
190 continue;
191
192 /* See if we have an NSM handle for this client */
193 if (!nsm)
194 nsm = host->h_nsmhandle;
195
196 if (host->h_proto != ni->protocol)
197 continue;
198 if (host->h_version != ni->version)
199 continue;
200 if (host->h_server != ni->server)
201 continue;
202 if (ni->server && ni->src_len != 0 &&
203 !rpc_cmp_addr(nlm_srcaddr(host), ni->src_sap))
204 continue;
205
206 /* Move to head of hash chain. */
207 hlist_del(&host->h_hash);
208 hlist_add_head(&host->h_hash, chain);
209
210 nlm_get_host(host);
211 dprintk("lockd: nlm_lookup_host found host %s (%s)\n",
212 host->h_name, host->h_addrbuf);
213 goto out;
214 }
215
216 host = nlm_alloc_host(ni, nsm);
217 if (unlikely(host == NULL))
218 goto out;
219
220 memcpy(nlm_srcaddr(host), ni->src_sap, ni->src_len);
221 host->h_srcaddrlen = ni->src_len;
222 hlist_add_head(&host->h_hash, chain);
223
224 nrhosts++;
225
226 dprintk("lockd: nlm_lookup_host created host %s\n",
227 host->h_name);
228
229out:
230 mutex_unlock(&nlm_host_mutex);
231 return host;
232}
233
234/*
235 * Destroy an nlm_host and free associated resources 166 * Destroy an nlm_host and free associated resources
236 * 167 *
237 * Caller must hold nlm_host_mutex. 168 * Caller must hold nlm_host_mutex.