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From: Punit Agrawal <punit.agrawal@arm.com>
To: Michal Hocko <mhocko@kernel.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	linux-arch@vger.kernel.org, steve.capper@arm.com,
	will.deacon@arm.com, catalin.marinas@arm.com,
	kirill.shutemov@linux.intel.com,
	Mike Kravetz <mike.kravetz@oracle.com>
Subject: Re: [PATCH 1/1] mm/hugetlb: Make huge_pte_offset() consistent and document behaviour
Date: Wed, 26 Jul 2017 14:34:27 +0100	[thread overview]
Message-ID: <8760efjp98.fsf@e105922-lin.cambridge.arm.com> (raw)
In-Reply-To: <20170726124704.GQ2981@dhcp22.suse.cz> (Michal Hocko's message of "Wed, 26 Jul 2017 14:47:04 +0200")

Michal Hocko <mhocko@kernel.org> writes:

> On Wed 26-07-17 14:33:57, Michal Hocko wrote:
>> On Wed 26-07-17 13:11:46, Punit Agrawal wrote:
> [...]
>> > I've been running tests from mce-test suite and libhugetlbfs for similar
>> > changes we did on arm64. There could be assumptions that were not
>> > exercised but I'm not sure how to check for all the possible usages.
>> > 
>> > Do you have any other suggestions that can help improve confidence in
>> > the patch?
>> 
>> Unfortunatelly I don't. I just know there were many subtle assumptions
>> all over the place so I am rather careful to not touch the code unless
>> really necessary.
>> 
>> That being said, I am not opposing your patch.
>
> Let me be more specific. I am not opposing your patch but we should
> definitely need more reviewers to have a look. I am not seeing any
> immediate problems with it but I do not see a large improvements either
> (slightly less nightmare doesn't make me sleep all that well ;)). So I
> will leave the decisions to others.

I hear you - I'd definitely appreciate more eyes on the code change and
description.

Thanks for taking a look.

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  reply	other threads:[~2017-07-26 13:34 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-07-25 15:41 [PATCH 0/1] Clarify huge_pte_offset() semantics Punit Agrawal
2017-07-25 15:41 ` [PATCH 1/1] mm/hugetlb: Make huge_pte_offset() consistent and document behaviour Punit Agrawal
2017-07-26  8:39   ` Catalin Marinas
2017-07-26  8:50   ` Michal Hocko
2017-07-26  8:53     ` Michal Hocko
2017-07-26 12:11       ` Punit Agrawal
2017-07-26 12:33         ` Michal Hocko
2017-07-26 12:47           ` Michal Hocko
2017-07-26 13:34             ` Punit Agrawal [this message]
2017-07-27  3:16               ` Mike Kravetz
2017-07-27 12:58                 ` Punit Agrawal
2017-08-18 14:54   ` [PATCH v2] mm/hugetlb.c: make " Punit Agrawal
2017-08-18 21:29     ` Mike Kravetz
2017-08-21 18:07       ` Catalin Marinas
2017-08-21 21:30         ` Mike Kravetz
2017-08-22 15:32           ` Punit Agrawal
2017-08-22 10:11     ` Catalin Marinas
2017-08-30  7:49     ` Michal Hocko

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