Re: [PATCH 2/2] migrate_pages_batch: code cleanup: remove is_large

[Zi Yan]

On 8 May 2023, at 22:20, Huang Ying wrote:

> Previously, in migrate_pages_batch we need to track whether the source
> folio is large/THP before splitting.  So is_large is used to cache
> folio_test_large() result.  Now, we don't need that variable any more
> because we don't count retrying and failure of large folios (only
> counting that of THP folios).  So, in this patch, is_large is removed
> to simplify the code.
>
> This is just code cleanup, no functionality changes are expected.
>
> Signed-off-by: "Huang, Ying" <ying.huang@xxxxxxxxx>
> Cc: Xin Hao <xhao@xxxxxxxxxxxxxxxxx>
> Cc: Zi Yan <ziy@xxxxxxxxxx>
> Cc: Yang Shi <shy828301@xxxxxxxxx>
> Cc: Baolin Wang <baolin.wang@xxxxxxxxxxxxxxxxx>
> Cc: Oscar Salvador <osalvador@xxxxxxx>
> Cc: Alistair Popple <apopple@xxxxxxxxxx>
> ---
>  mm/migrate.c | 11 ++---------
>  1 file changed, 2 insertions(+), 9 deletions(-)
>


LGTM. Reviewed-by: Zi Yan <ziy@xxxxxxxxxx>

--
Best Regards,
Yan, Zi

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