Re: [PATCH 0/4] A few cleanup and fixup patches for migration

From: ying.huang@xxxxxxxxx
Date: Mon Apr 11 2022 - 22:25:55 EST


On Sat, 2022-04-09 at 15:38 +0800, Miaohe Lin wrote:
> Hi everyone,
> This series contains a few patches to remove unneeded lock page and
> PageMovable check, reduce the rcu lock duration. Also we fix potential
> pte_unmap on an not mapped pte. More details can be found in the
> respective changelogs. Thanks!

It appears that you ignored my comments for the previous version. Can
you check it?

Best Regards,
Huang, Ying

> ---
> v1:
>   rebase [1] on mainline.
>
> [1] https://lore.kernel.org/lkml/20220304093409.25829-2-linmiaohe@xxxxxxxxxx/T/
> ---
> Miaohe Lin (4):
>   mm/migration: reduce the rcu lock duration
>   mm/migration: remove unneeded lock page and PageMovable check
>   mm/migration: return errno when isolate_huge_page failed
>   mm/migration: fix potential pte_unmap on an not mapped pte
>
>  include/linux/migrate.h | 2 +-
>  include/linux/swapops.h | 4 ++--
>  mm/filemap.c | 10 +++++-----
>  mm/hugetlb.c | 2 +-
>  mm/migrate.c | 31 +++++++++++++------------------
>  5 files changed, 22 insertions(+), 27 deletions(-)
>