From: "Lorenzo Stoakes (ARM)" <ljs@kernel.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Nimrod Oren <noren@nvidia.com>,
David Hildenbrand <david@kernel.org>,
"Liam R. Howlett" <liam@infradead.org>,
Vlastimil Babka <vbabka@kernel.org>,
Mike Rapoport <rppt@kernel.org>,
Suren Baghdasaryan <surenb@google.com>,
Michal Hocko <mhocko@suse.com>, Jonathan Corbet <corbet@lwn.net>,
Shuah Khan <skhan@linuxfoundation.org>,
Randy Dunlap <rdunlap@infradead.org>, Zi Yan <ziy@nvidia.com>,
Baolin Wang <baolin.wang@linux.alibaba.com>,
Nico Pache <nico.pache@linux.dev>,
Ryan Roberts <ryan.roberts@arm.com>, Dev Jain <dev.jain@arm.com>,
Barry Song <baohua@kernel.org>,
Lance Yang <lance.yang@linux.dev>,
Usama Arif <usama.arif@linux.dev>,
Kiryl Shutsemau <kas@kernel.org>,
Brendan Jackman <brendan.jackman@linux.dev>,
Johannes Weiner <hannes@cmpxchg.org>,
David Laight <david.laight.linux@gmail.com>,
linux-mm@kvack.org, linux-doc@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] mm: stop recalculating min_free_kbytes once set by userspace
Date: Fri, 16 Oct 2026 09:11:30 +0100 [thread overview]
Message-ID: <atHcD0azFKNLvPN0@gremlin> (raw)
In-Reply-To: <20261015173826.e7ffb7333fb84f5be927ae88@linux-foundation.org>
On Thu, Oct 15, 2026 at 05:38:26PM -0700, Andrew Morton wrote:
> Do you (and others) feel that we should backport this? Or is it just
> not applicable to real-world users of older kernels?
>
> If we expect there to be non-zero users of 64k-page kernels on older
> versions then I think "yes, our users will benefit from this".
This is a functional change, so I don't think a backport is appropriate. We add
useful stuff in newer kernel versions all the time :) users who wish to benefit
from them need to update their kernels.
--
Cheers, Lorenzo
next prev parent reply other threads:[~2026-10-16 8:11 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-14 14:08 Nimrod Oren
2026-10-14 20:32 ` Johannes Weiner
2026-10-14 20:34 ` Zi Yan
2026-10-14 21:48 ` Andrew Morton
2026-10-15 16:16 ` Nimrod Oren
2026-10-16 0:38 ` Andrew Morton
2026-10-16 8:11 ` Lorenzo Stoakes (ARM) [this message]
2026-10-15 7:10 ` Vlastimil Babka (SUSE)
2026-10-15 9:19 ` Lorenzo Stoakes (ARM)
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