On Mon, Nov 27, 2023 at 6:07 PM Yu Kuai <yukuai1@xxxxxxxxxxxxxxx> wrote:
>
> Hi,
>
> 在 2023/11/28 8:02, Song Liu 写道:
> > On Fri, Nov 24, 2023 at 12:00 AM Yu Kuai <yukuai1@xxxxxxxxxxxxxxx> wrote:
> >>
> >> From: Yu Kuai <yukuai3@xxxxxxxxxx>
> >>
> >> Commit ac619781967b ("md: use separate work_struct for md_start_sync()")
> >> use a new sync_work to replace del_work, however, stop_sync_thread() and
> >> __md_stop_writes() was trying to wait for sync_thread to be done, hence
> >> they should switch to use sync_work as well.
> >>
> >> Noted that md_start_sync() from sync_work will grab 'reconfig_mutex',
> >> hence other contex can't held the same lock to flush work, and this will
> >> be fixed in later patches.
> >>
> >> Fixes: ac619781967b ("md: use separate work_struct for md_start_sync()")
> >
> > This fix should go via md-fixes branch. Please send it separately.
>
> This patch alone is not good, there are follow up problems to be fixed
> completely after patch 5. Can this patchset applied to md-fixes?
>
> Or I can split patch 1,4 and 5 for md-fixes, and keep others to md-next.
Yes, please split the patches into two sets.
Thanks,
Song
