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From: Nadia Chambers <nadia.yvette.chambers@ik.me>
To: "David Hildenbrand (Arm)" <david@kernel.org>
Cc: Kiryl Shutsemau <kas@kernel.org>,
	lsf-pc@lists.linux-foundation.org,  linux-mm@kvack.org,
	x86@kernel.org, linux-kernel@vger.kernel.org,
	 Andrew Morton <akpm@linux-foundation.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	 Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
	 Dave Hansen <dave.hansen@linux.intel.com>,
	Lorenzo Stoakes <lorenzo.stoakes@oracle.com>,
	 "Liam R. Howlett" <Liam.Howlett@oracle.com>,
	Mike Rapoport <rppt@kernel.org>,
	 Matthew Wilcox <willy@infradead.org>,
	Johannes Weiner <hannes@cmpxchg.org>,
	 Usama Arif <usama.arif@linux.dev>
Subject: Re: [LSF/MM/BPF TOPIC] 64k (or 16k) base page size on x86
Date: Mon, 20 Jul 2026 10:49:42 +0200	[thread overview]
Message-ID: <al3YIwkfheZKUFYE@ik.me> (raw)
In-Reply-To: <4d4fbb2b-dfef-4228-9e9f-f967aec4dfd7@kernel.org>

On 7/19/26 23:24, Nadia Chambers wrote:
>> While it had to be written, it was a straightforward extension of
>> converting ->vm_pgoff to being in MMUPAGE_SIZE (Kiryl's PTE_SIZE) units,
>> recovering offsets into pages usw. Nothing seemed terribly hard to
>> understand about it. Really, the code as it stands rarely approaches
>> what it's doing in such a way that it broadly surveys the layout of vmas
>> and pages and be conscious of whether pages spanned vmas or multiple
>> vmas were representing maps of of fragments of pages, so I'm not
>> convinced there's anything particularly unique to be afraid of here.

Am Mo 20 Jul 2026 um 09:02:21 +0100, David Hildenbrand (Arm) schrieb:
> Just to be clear: I don't want this.

Understood. Maybe it was a different and good experience for me and I
got my hopes up too far that it might go anywhere from the recent
efforts in similar directions. But I can work on whatever people
actually want me to instead.


-- nyc


  reply	other threads:[~2026-07-20  8:49 UTC|newest]

Thread overview: 60+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-02-19 15:08 [LSF/MM/BPF TOPIC] 64k (or 16k) base page size on x86 Kiryl Shutsemau
2026-02-19 15:17 ` Peter Zijlstra
2026-02-19 15:20   ` Peter Zijlstra
2026-02-19 15:27     ` Kiryl Shutsemau
2026-02-19 15:33 ` Pedro Falcato
2026-02-19 15:50   ` Kiryl Shutsemau
2026-02-19 15:53     ` David Hildenbrand (Arm)
2026-02-19 19:31       ` Pedro Falcato
2026-02-19 15:39 ` David Hildenbrand (Arm)
2026-02-19 15:54   ` Kiryl Shutsemau
2026-02-19 16:09     ` David Hildenbrand (Arm)
2026-02-20  2:55       ` Zi Yan
2026-07-19 17:30     ` Nadia Chambers
2026-02-19 17:09   ` Kiryl Shutsemau
2026-02-20 10:24     ` David Hildenbrand (Arm)
2026-02-20 12:07       ` Kiryl Shutsemau
2026-02-20 16:30         ` David Hildenbrand (Arm)
2026-02-20 19:33           ` Kalesh Singh
2026-02-23 11:04             ` David Hildenbrand (Arm)
2026-02-23 11:13               ` Kiryl Shutsemau
2026-02-23 11:27                 ` David Hildenbrand (Arm)
2026-02-23 12:16                   ` Kiryl Shutsemau
2026-02-23 15:14                   ` Dave Hansen
2026-02-23 15:31                     ` David Hildenbrand (Arm)
2026-02-23 15:45                       ` Kiryl Shutsemau
2026-02-23 15:49                         ` David Hildenbrand (Arm)
2026-02-23 16:22                       ` Lorenzo Stoakes
2026-02-23 16:34                     ` David Laight
2026-07-19 22:24       ` Nadia Chambers
2026-07-20  8:02         ` David Hildenbrand (Arm)
2026-07-20  8:49           ` Nadia Chambers [this message]
2026-02-19 23:24   ` Kalesh Singh
2026-02-20 12:10     ` Kiryl Shutsemau
2026-02-20 19:21       ` Kalesh Singh
2026-02-19 17:08 ` Dave Hansen
2026-02-19 22:05   ` Kiryl Shutsemau
2026-02-20  3:28     ` Liam R. Howlett
2026-02-20 12:33       ` Kiryl Shutsemau
2026-02-20 15:17         ` Liam R. Howlett
2026-02-20 15:50           ` Kiryl Shutsemau
2026-07-19  3:42   ` Nadia Chambers
2026-07-19  5:23     ` Hillf Danton
2026-07-19  6:09       ` Nadia Chambers
2026-02-19 17:30 ` Dave Hansen
2026-02-19 22:14   ` Kiryl Shutsemau
2026-02-19 22:21     ` Dave Hansen
2026-02-19 17:47 ` Matthew Wilcox
2026-02-19 22:26   ` Kiryl Shutsemau
2026-07-19 23:00   ` Nadia Chambers
2026-02-20  9:04 ` David Laight
2026-02-20 12:12   ` Kiryl Shutsemau
2026-07-19 22:31   ` Nadia Chambers
2026-04-29 14:39 ` Matthew Wilcox
2026-04-29 15:26   ` Kiryl Shutsemau
2026-05-01 18:05   ` David Hildenbrand (Arm)
2026-05-01 18:00 ` Kiryl Shutsemau
2026-05-01 18:02   ` David Hildenbrand (Arm)
2026-05-01 18:12     ` Kiryl Shutsemau
2026-05-01 18:31       ` David Hildenbrand (Arm)
2026-07-19  0:51 ` Nadia Chambers

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