static LIST_HEAD(nlm_blocked);
+/**
+ * nlmclnt_init - Set up per-NFS mount point lockd data structures
+ * @nlm_init: pointer to arguments structure
+ *
+ * Returns pointer to an appropriate nlm_host struct,
+ * or an ERR_PTR value.
+ */
+struct nlm_host *nlmclnt_init(const struct nlmclnt_initdata *nlm_init)
+{
+ struct nlm_host *host;
+ u32 nlm_version = (nlm_init->nfs_version == 2) ? 1 : 4;
+ int status;
+
+ status = lockd_up(nlm_init->protocol);
+ if (status < 0)
+ return ERR_PTR(status);
+
+ host = nlmclnt_lookup_host((struct sockaddr_in *)nlm_init->address,
+ nlm_init->protocol, nlm_version,
+ nlm_init->hostname,
+ strlen(nlm_init->hostname));
+ if (host == NULL) {
+ lockd_down();
+ return ERR_PTR(-ENOLCK);
+ }
+
+ return host;
+}
+EXPORT_SYMBOL_GPL(nlmclnt_init);
+
+/**
+ * nlmclnt_done - Release resources allocated by nlmclnt_init()
+ * @host: nlm_host structure reserved by nlmclnt_init()
+ *
+ */
+void nlmclnt_done(struct nlm_host *host)
+{
+ nlm_release_host(host);
+ lockd_down();
+}
+EXPORT_SYMBOL_GPL(nlmclnt_done);
+
/*
* Queue up a lock for blocking so that the GRANTED request can see it
*/
if (!host->h_reclaiming++) {
nlm_get_host(host);
__module_get(THIS_MODULE);
- if (kernel_thread(reclaimer, host, CLONE_KERNEL) < 0)
+ if (kernel_thread(reclaimer, host, CLONE_FS | CLONE_FILES) < 0)
module_put(THIS_MODULE);
}
}
lock_kernel();
lockd_up(0); /* note: this cannot fail as lockd is already running */
- dprintk("lockd: reclaiming locks for host %s", host->h_name);
+ dprintk("lockd: reclaiming locks for host %s\n", host->h_name);
restart:
nsmstate = host->h_nsmstate;
host->h_reclaiming = 0;
up_write(&host->h_rwsem);
- dprintk("NLM: done reclaiming locks for host %s", host->h_name);
+ dprintk("NLM: done reclaiming locks for host %s\n", host->h_name);
/* Now, wake up all processes that sleep on a blocked lock */
list_for_each_entry(block, &nlm_blocked, b_list) {