mnt = rpc_get_mount();
if (IS_ERR(mnt))
return PTR_ERR(mnt);
+ sunrpc_init_cache_detail(cd);
ret = vfs_path_lookup(mnt->mnt_root, mnt, "/cache", 0, &path);
if (ret)
goto err;
if (!ret)
return ret;
err:
+ sunrpc_destroy_cache_detail(cd);
rpc_put_mount();
return ret;
}
void nfs_cache_unregister(struct cache_detail *cd)
{
sunrpc_cache_unregister_pipefs(cd);
+ sunrpc_destroy_cache_detail(cd);
rpc_put_mount();
}
extern void cache_unregister(struct cache_detail *cd);
extern void cache_unregister_net(struct cache_detail *cd, struct net *net);
+extern void sunrpc_init_cache_detail(struct cache_detail *cd);
+extern void sunrpc_destroy_cache_detail(struct cache_detail *cd);
extern int sunrpc_cache_register_pipefs(struct dentry *parent, const char *,
umode_t, struct cache_detail *);
extern void sunrpc_cache_unregister_pipefs(struct cache_detail *);
static void do_cache_clean(struct work_struct *work);
static struct delayed_work cache_cleaner;
-static void sunrpc_init_cache_detail(struct cache_detail *cd)
+void sunrpc_init_cache_detail(struct cache_detail *cd)
{
rwlock_init(&cd->hash_lock);
INIT_LIST_HEAD(&cd->queue);
/* start the cleaning process */
schedule_delayed_work(&cache_cleaner, 0);
}
+EXPORT_SYMBOL_GPL(sunrpc_init_cache_detail);
-static void sunrpc_destroy_cache_detail(struct cache_detail *cd)
+void sunrpc_destroy_cache_detail(struct cache_detail *cd)
{
cache_purge(cd);
spin_lock(&cache_list_lock);
out:
printk(KERN_ERR "nfsd: failed to unregister %s cache\n", cd->name);
}
+EXPORT_SYMBOL_GPL(sunrpc_destroy_cache_detail);
/* clean cache tries to find something to clean
* and cleans it.
struct dentry *dir;
int ret = 0;
- sunrpc_init_cache_detail(cd);
q.name = name;
q.len = strlen(name);
q.hash = full_name_hash(q.name, q.len);
dir = rpc_create_cache_dir(parent, &q, umode, cd);
if (!IS_ERR(dir))
cd->u.pipefs.dir = dir;
- else {
- sunrpc_destroy_cache_detail(cd);
+ else
ret = PTR_ERR(dir);
- }
return ret;
}
EXPORT_SYMBOL_GPL(sunrpc_cache_register_pipefs);
{
rpc_remove_cache_dir(cd->u.pipefs.dir);
cd->u.pipefs.dir = NULL;
- sunrpc_destroy_cache_detail(cd);
}
EXPORT_SYMBOL_GPL(sunrpc_cache_unregister_pipefs);