Re: [PATCH 1/8] mm: page_alloc: use get_pfnblock_migratetype where pfn available

From: Johannes Weiner
Date: Mon Aug 21 2023 - 17:22:28 EST


On Mon, Aug 21, 2023 at 04:29:36PM -0400, Zi Yan wrote:
> On 21 Aug 2023, at 14:33, Johannes Weiner wrote:
>
> > Save a pfn_to_page() lookup when the pfn is right there already.
> >
> > Signed-off-by: Johannes Weiner <hannes@xxxxxxxxxxx>
> > ---
> > mm/page_alloc.c | 4 ++--
> > 1 file changed, 2 insertions(+), 2 deletions(-)
>
> Just notice that it is already done in:
> https://lkml.kernel.org/r/20230811115945.3423894-3-shikemeng@xxxxxxxxxxxxxxx

Even better :) I'll rebase on top of this.