From: "David Hildenbrand (Arm)" <david@kernel.org>
To: Dev Jain <dev.jain@arm.com>, Vernon Yang <vernon2gm@gmail.com>
Cc: akpm@linux-foundation.org, lorenzo.stoakes@oracle.com,
ziy@nvidia.com, baohua@kernel.org, lance.yang@linux.dev,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Vernon Yang <yanglincheng@kylinos.cn>
Subject: Re: [PATCH mm-new v6 2/5] mm: khugepaged: refine scan progress number
Date: Fri, 6 Feb 2026 12:10:28 +0100 [thread overview]
Message-ID: <f9defde5-c525-430f-8ff0-d065eb4ae57d@kernel.org> (raw)
In-Reply-To: <15ddd3fb-abff-4a95-9670-06622bd90e1d@arm.com>
On 2/6/26 11:00, Dev Jain wrote:
>
> On 06/02/26 2:32 pm, David Hildenbrand (Arm) wrote:
>> On 2/5/26 15:25, Dev Jain wrote:
>>>
>>>
>>>
>>> I mean .... we don't, but the alternate is a one liner using max().
>>
>> I'm fine with the max(), but it still seems like adding complexity to
>> optimize something that is nowhere prove to really be a problem.
>
> Agreed. Vernon, let us do the increment in the loop then.
I'm fine with the min(), so if you both think it's better, let's do that!
It makes it slightly harder to understand what's happening, but
fortunately, if we mess up slightly nobody will really notice :)
--
Cheers,
David
next prev parent reply other threads:[~2026-02-06 11:10 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-01 12:25 [PATCH mm-new v6 0/5] Improve khugepaged scan logic Vernon Yang
2026-02-01 12:25 ` [PATCH mm-new v6 1/5] mm: khugepaged: add trace_mm_khugepaged_scan event Vernon Yang
2026-02-01 12:25 ` [PATCH mm-new v6 2/5] mm: khugepaged: refine scan progress number Vernon Yang
2026-02-04 21:35 ` David Hildenbrand (arm)
2026-02-05 6:08 ` Vernon Yang
2026-02-05 12:07 ` Dev Jain
2026-02-05 12:28 ` David Hildenbrand (Arm)
2026-02-05 12:11 ` David Hildenbrand (arm)
2026-02-05 14:25 ` Dev Jain
2026-02-05 14:30 ` Dev Jain
2026-02-06 9:03 ` David Hildenbrand (Arm)
2026-02-06 9:02 ` David Hildenbrand (Arm)
2026-02-06 10:00 ` Dev Jain
2026-02-06 11:10 ` David Hildenbrand (Arm) [this message]
2026-02-06 11:12 ` Vernon Yang
2026-02-06 13:52 ` Lance Yang
2026-02-08 9:05 ` Dev Jain
2026-02-08 9:32 ` Lance Yang
2026-02-08 13:23 ` Vernon Yang
2026-02-01 12:25 ` [PATCH mm-new v6 3/5] mm: add folio_test_lazyfree helper Vernon Yang
2026-02-01 12:25 ` [PATCH mm-new v6 4/5] mm: khugepaged: skip lazy-free folios Vernon Yang
2026-02-03 11:23 ` Lance Yang
2026-02-05 6:01 ` Vernon Yang
2026-02-04 21:23 ` David Hildenbrand (arm)
2026-02-05 6:05 ` Vernon Yang
2026-02-01 12:25 ` [PATCH mm-new v6 5/5] mm: khugepaged: set to next mm direct when mm has MMF_DISABLE_THP_COMPLETELY Vernon Yang
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