Re: linux-next: build failure after merge of the akpm-current tree

Andrew Morton
2022-02-28T18:35:35Z

On Tue, 1 Mar 2022 01:33:08 +1100 Stephen Rothwell <sfr@canb.auug.org.au> wrote:

> Hi all,
>
> After merging the akpm-current tree, today's linux-next build (powerpc
> ppc64_defconfig) failed like this:
>
> mm/rmap.c: In function 'try_to_migrate_one':
> mm/rmap.c:1870:64: error: 'page' undeclared (first use in this function)
> 1870 | compound_order(page));
> | ^~~~
> mm/rmap.c:1870:64: note: each undeclared identifier is reported only once for each function it appears in
>
> Caused by commit
>
> e05239e90b65 ("mm/migration: add trace events for base page and HugeTLB migrations")
>
> inertacting with commit
>
> efe8a99f35f6 ("mm/rmap: Convert rmap_walk() to take a folio")
>
> from the folio tree.
>
> I have reverted commit e05239e90b65 for today.

Thanks, I've moved yet more things into the post-linux-next queue and
fixed things up.