linux-kernel - Re: [PATCH net-next v23 1/7] mm: page_frag: add a test module for page

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Message-ID: <05ec2aed-df1a-4282-9286-2194756c5ef3@gmail.com>
Date: Sat, 16 Nov 2024 13:08:34 +0800
From: Yunsheng Lin <yunshenglin0825@...il.com>
To: Jakub Kicinski <kuba@...nel.org>, Yunsheng Lin <linyunsheng@...wei.com>
Cc: Mark Brown <broonie@...nel.org>, davem@...emloft.net, pabeni@...hat.com,
 netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
 Andrew Morton <akpm@...ux-foundation.org>,
 Alexander Duyck <alexander.duyck@...il.com>, Linux-MM <linux-mm@...ck.org>,
 Alexander Duyck <alexanderduyck@...com>, Shuah Khan <shuah@...nel.org>,
 linux-kselftest@...r.kernel.org, Aishwarya.TCV@....com
Subject: Re: [PATCH net-next v23 1/7] mm: page_frag: add a test module for
 page_frag

On 11/16/2024 6:34 AM, Jakub Kicinski wrote:
> On Fri, 15 Nov 2024 14:12:09 +0000 Mark Brown wrote:
>>> As above, I am not sure if there is some elegant way to avoid the above error
>>> in the selftest core, one possible way to avoid the above error is to skip
>>> compiling like below as tools/testing/selftests/mm/test_page_frag.sh already
>>> skip the testing for page_frag if the test module is not compiled:
>>
>> Since the tests currently don't build the test systems are by and by
>> large not getting as far as trying to run anything, the entire mm suite
>> is just getting skipped.
> 
> Yunsheng, please try to resolve this ASAP, or just send a revert
> removing the selftest for now. We can't ship net-next to Linus breaking
> other subsystem's selftests, and merge window will likely open next
> week.

Sure, Let me try to fix first, the revert can be used as last resort.

A possible fix is sent in [1], but somehow I missed to add the netdev
ML for that:(

1. 
https://lore.kernel.org/lkml/20241116042314.100400-1-yunshenglin0825@gmail.com/

>