Messages in this thread | | | Date | Thu, 23 Apr 2015 11:29:41 +0900 | From | Minchan Kim <> | Subject | Re: [PATCHv2 04/10] zram: factor out device reset from reset_store() |
| |
On Thu, Apr 16, 2015 at 08:55:50PM +0900, Sergey Senozhatsky wrote: > Device reset currently includes two steps: > a) holding ->bd_mutex we ensure that there are no device users > (bdev->bd_openers) > > b) and "internal" part (executed under bdev->bd_mutex and partially > under zram->init_lock) that resets the device - frees allocated > memory and returns the device back to its initial state. > > Up until now it worked just fine. But there will be yet another device > reset user soon -- on-demand device removal. We currently can reuse (b), > but step (a) is done in sysfs ATTR reset_store() handler, which makes it > hard to use it in on-demand device reset path. > > Rename step (b) from zram_reset_device() to zram_reset_device_internal()
Usually, we use double underbar to show interal function so I prefer __zram_reset_device to xxx_internal.
> and factor out step (a) to zram_reset_device(). > > Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com> Acked-by: Minchan Kim <minchan@kernel.org>
-- Kind regards, Minchan Kim
| |