From: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
To: David Hildenbrand <david@redhat.com>
Cc: Dev Jain <dev.jain@arm.com>,
akpm@linux-foundation.org, ziy@nvidia.com,
baolin.wang@linux.alibaba.com, Liam.Howlett@oracle.com,
npache@redhat.com, ryan.roberts@arm.com, baohua@kernel.org,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] khugepaged: Optimize __collapse_huge_page_copy_succeeded() for large folios by PTE batching
Date: Thu, 19 Jun 2025 13:52:41 +0100 [thread overview]
Message-ID: <eff48e22-0323-46d1-bb9d-70f2c534f758@lucifer.local> (raw)
In-Reply-To: <970e6480-5ba0-4500-85a6-f7ec6db2f005@redhat.com>
On Wed, Jun 18, 2025 at 07:29:42PM +0200, David Hildenbrand wrote:
> On 18.06.25 19:26, Lorenzo Stoakes wrote:
> > Where does a large folio get unlocked?
>
> Through the "compound_pagelist" below. ... this code is so ugly.
>
> "large_folio_list" ...
>
Yeah I did wonder if that was what it was... yuck indeed!
next prev parent reply other threads:[~2025-06-19 12:52 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-18 10:26 Dev Jain
2025-06-18 16:14 ` David Hildenbrand
2025-06-18 17:10 ` Lorenzo Stoakes
2025-06-18 17:23 ` David Hildenbrand
2025-06-18 17:26 ` David Hildenbrand
2025-06-19 3:54 ` Dev Jain
2025-06-18 17:26 ` Lorenzo Stoakes
2025-06-18 17:29 ` David Hildenbrand
2025-06-19 12:52 ` Lorenzo Stoakes [this message]
2025-06-19 3:22 ` Dev Jain
2025-06-19 12:53 ` Lorenzo Stoakes
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