On Wed, Apr 16, 2014 at 05:02:32PM +0800, Qu Wenruo wrote:
> @@ -1704,10 +1720,14 @@ int btrfs_rm_device(struct btrfs_root *root, char 
> *device_path)
>  
>       ret = 0;
>  
> -     /* Notify udev that device has changed */
> -     if (bdev)
> +     if (bdev) {
> +             /* Notify udev that device has changed */
>               btrfs_kobject_uevent(bdev, KOBJ_CHANGE);
>  
> +             /* Update ctime/mtime for device path for libblkid */
> +             update_dev_time(device_path);

The change on the device comes after the uevent notification, is it
possible that the event is delivered and processed before the device
times are updated? I would say so.

> +     }
> +
>  error_brelse:
>       brelse(bh);
>       if (bdev)
--
To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Reply via email to