From: "David Hildenbrand (Arm)" <david@kernel.org>
To: Ye Liu <ye.liu@linux.dev>,
Andrew Morton <akpm@linux-foundation.org>,
Lorenzo Stoakes <ljs@kernel.org>
Cc: Ye Liu <liuye@kylinos.cn>, Zi Yan <ziy@nvidia.com>,
Baolin Wang <baolin.wang@linux.alibaba.com>,
"Liam R. Howlett" <Liam.Howlett@oracle.com>,
Nico Pache <npache@redhat.com>,
Ryan Roberts <ryan.roberts@arm.com>, Dev Jain <dev.jain@arm.com>,
Barry Song <baohua@kernel.org>, Lance Yang <lance.yang@linux.dev>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] mm/khugepaged: use ALIGN helpers for PMD alignment
Date: Thu, 9 Apr 2026 09:54:05 +0200 [thread overview]
Message-ID: <e3f15b4a-a010-43bc-a07a-4fb387c06255@kernel.org> (raw)
In-Reply-To: <20260409014323.2385982-1-ye.liu@linux.dev>
On 4/9/26 03:43, Ye Liu wrote:
> From: Ye Liu <liuye@kylinos.cn>
>
> PMD alignment in khugepaged is currently implemented using a mix of
> rounding helpers and open-coded bitmask operations.
>
> Use ALIGN() and ALIGN_DOWN() consistently for PMD-sized address range
> alignment, matching the preferred style for address and size handling.
>
> No functional change intended.
>
> Signed-off-by: Ye Liu <liuye@kylinos.cn>
>
> Changes in v2:
> - Switch to ALIGN()/ALIGN_DOWN() per David's suggestion.
> - Also convert collapse_scan_mm_slot() to keep PMD alignment helpers
> consistent within khugepaged.
> - Update the changelog accordingly.
> - Link to v1:https://lore.kernel.org/all/20260408093534.2373007-1-ye.liu@linux.dev/
> ---
Acked-by: David Hildenbrand (Arm) <david@kernel.org>
--
Cheers,
David
prev parent reply other threads:[~2026-04-09 7:54 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-09 1:43 Ye Liu
2026-04-09 1:53 ` Zi Yan
2026-04-09 2:27 ` Barry Song
2026-04-09 3:12 ` Lance Yang
2026-04-09 7:36 ` Lorenzo Stoakes
2026-04-09 7:28 ` Lorenzo Stoakes
2026-04-09 7:54 ` David Hildenbrand (Arm) [this message]
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