linux-kernel - Re: [PATCH 11/12] selftests/mm: fix missing UFFDIO_CONTINUE_MODE

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Message-ID: <a4fbc191-9acb-5db8-a375-96c0c1ba3fcd@redhat.com>
Date:   Sat, 3 Jun 2023 10:27:57 +0200
From:   David Hildenbrand <david@...hat.com>
To:     John Hubbard <jhubbard@...dia.com>,
        Andrew Morton <akpm@...ux-foundation.org>
Cc:     Peter Xu <peterx@...hat.com>, Shuah Khan <shuah@...nel.org>,
        Nathan Chancellor <nathan@...nel.org>, linux-mm@...ck.org,
        linux-kselftest@...r.kernel.org,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 11/12] selftests/mm: fix missing UFFDIO_CONTINUE_MODE_WP
 and similar build failures

On 03.06.23 00:20, John Hubbard wrote:
> On 6/2/23 03:23, David Hildenbrand wrote:
> ...
>> Unfortunately, that seems to be the ugly way to handle this because
>> including the in-tree headers seems to not work and I yet haven't
>> figured out why (there were some changes back and forth so I lost track).
> 
> Yes, ugly, and based on Muhammad's response, I plan on dropping this patch
> entirely, in fact.

Ah, finally I know why it sometimes worked and sometimes didn't ... yes, 
let's document that somehow.

Maybe we can even warn from the Makefile when the in-tree headers are 
not installed yet?

-- 
Cheers,

David / dhildenb