{
struct fuse_conn *fc = get_fuse_conn_super(sb);
+ down_write(&fc->sbput_sem);
+ while (!list_empty(&fc->background))
+ fuse_release_background(fc,
+ list_entry(fc->background.next,
+ struct fuse_req, bg_entry));
+
spin_lock(&fc->lock);
+ fc->mounted = 0;
fc->connected = 0;
- while (!list_empty(&fc->background)) {
- struct fuse_req *req = list_entry(fc->background.next,
- struct fuse_req, bg_entry);
- struct inode *inode = req->inode;
- struct inode *inode2 = req->inode2;
-
- /* File would hold a reference to vfsmount */
- BUG_ON(req->file);
- req->inode = NULL;
- req->inode2 = NULL;
- fuse_remove_background(fc, req);
-
- spin_unlock(&fc->lock);
- iput(inode);
- iput(inode2);
- spin_lock(&fc->lock);
- }
spin_unlock(&fc->lock);
+ up_write(&fc->sbput_sem);
/* Flush all readers on this fs */
kill_fasync(&fc->fasync, SIGIO, POLL_IN);
wake_up_all(&fc->waitq);
INIT_LIST_HEAD(&fc->processing);
INIT_LIST_HEAD(&fc->io);
INIT_LIST_HEAD(&fc->background);
+ init_rwsem(&fc->sbput_sem);
kobj_set_kset_s(fc, connections_subsys);
kobject_init(&fc->kobj);
atomic_set(&fc->num_waiting, 0);
if (file->f_op != &fuse_dev_operations)
return -EINVAL;
- /* Setting file->private_data can't race with other mount()
- instances, since BKL is held for ->get_sb() */
- if (file->private_data)
- return -EINVAL;
-
fc = new_conn();
if (!fc)
return -ENOMEM;
if (err)
goto err_free_req;
+ /* Setting file->private_data can't race with other mount()
+ instances, since BKL is held for ->get_sb() */
+ err = -EINVAL;
+ if (file->private_data)
+ goto err_kobject_del;
+
sb->s_root = root_dentry;
+ fc->mounted = 1;
fc->connected = 1;
kobject_get(&fc->kobj);
file->private_data = fc;
return 0;
+ err_kobject_del:
+ kobject_del(&fc->kobj);
err_free_req:
fuse_request_free(init_req);
err_put_root:
return err;
}
-static struct super_block *fuse_get_sb(struct file_system_type *fs_type,
- int flags, const char *dev_name,
- void *raw_data)
+static int fuse_get_sb(struct file_system_type *fs_type,
+ int flags, const char *dev_name,
+ void *raw_data, struct vfsmount *mnt)
{
- return get_sb_nodev(fs_type, flags, raw_data, fuse_fill_super);
+ return get_sb_nodev(fs_type, flags, raw_data, fuse_fill_super, mnt);
}
static struct file_system_type fuse_fs_type = {