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From: "David Hildenbrand (Arm)" <david@kernel.org>
To: Arnd Bergmann <arnd@arndb.de>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Christian Brauner <brauner@kernel.org>
Cc: Matthew Wilcox <willy@infradead.org>,
	"Kirill A. Shutemov" <kas@kernel.org>,
	Alexander Viro <viro@zeniv.linux.org.uk>,
	Miklos Szeredi <miklos@szeredi.hu>, Amit Shah <amit@kernel.org>,
	Jan Kara <jack@suse.cz>, Zi Yan <ziy@nvidia.com>,
	Bernd Schubert <bschubert@ddn.com>,
	Hugh Dickins <hughd@google.com>,
	Baolin Wang <baolin.wang@linux.alibaba.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	"David S . Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@kernel.org>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Simon Horman <horms@kernel.org>,
	linux-fsdevel@vger.kernel.org, fuse-devel@lists.linux.dev,
	virtualization@lists.linux.dev, Netdev <netdev@vger.kernel.org>,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	kernel-team@meta.com, Malin Jonsson <malin.jonsson@est.tech>,
	Richard Weinberger <richard@nod.at>,
	Geert Uytterhoeven <geert+renesas@glider.be>,
	Nishanth Menon <nm@ti.com>, Frank Li <frank.li@nxp.com>
Subject: Re: [PATCH 1/4] virtio_console: copy pipe buffers in splice_write()
Date: Thu, 12 Nov 2026 10:28:17 +0100	[thread overview]
Message-ID: <4d6a3d68-3fc7-446e-9f59-f61d7475e22e@kernel.org> (raw)
In-Reply-To: <3eb60948-8fc9-4682-87c2-c113e54e7d4e@app.fastmail.com>

On 11/12/26 10:25, Arnd Bergmann wrote:
> On Thu, Nov 12, 2026, at 10:09, David Hildenbrand (Arm) wrote:
>> On 11/12/26 09:55, Arnd Bergmann wrote:
>>>
>>> I tried to push for what I thought was an aggressive timeline
>>> last year, but that would still keep the Arm bits for a couple more
>>> LTS releases and only gradually reduce the scope of highmem in the
>>> meantime, removing support from architectures, file systems, and
>>> drivers where possible. See https://lwn.net/Articles/1051010/
>>> for a summary of my talk in Tokyo, including the slides and
>>> a link to the video for anyone wanting more details.
>>>
>>> I also prepared a number of patches towards this, but have so
>>> far not been great at following up to get them merged, sorry
>>> about that.
>>
>> I think we can already start at removing CONFIG_HIGHPTE now, right?
> 
> Yes, I think my patch from two years ago still applies, see
> 
> https://lore.kernel.org/all/20241210160556.2341497-4-arnd@kernel.org/
> https://lore.kernel.org/all/20241210160556.2341497-5-arnd@kernel.org/
> 
> If not, I can send you an updated version.

yes, please, that also brings it up to reviewer's attention :)

-- 
Cheers,

David

  reply	other threads:[~2026-11-12  9:28 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-11-10 14:52 [PATCH 0/4] splice: remove pipe buffer stealing Kiryl Shutsemau (Meta)
2026-11-10 14:52 ` [PATCH 1/4] virtio_console: copy pipe buffers in splice_write() Kiryl Shutsemau (Meta)
2026-11-10 16:24   ` Zi Yan
2026-11-10 19:19   ` Matthew Wilcox
2026-11-11 12:36     ` Christian Brauner
2026-11-11 13:42       ` Christian Brauner
2026-11-11 16:43         ` Linus Torvalds
2026-11-11 18:53           ` Christian Brauner
2026-11-11 19:26             ` Linus Torvalds
2026-11-12  8:55               ` Arnd Bergmann
2026-11-12  9:09                 ` David Hildenbrand (Arm)
2026-11-12  9:25                   ` Arnd Bergmann
2026-11-12  9:28                     ` David Hildenbrand (Arm) [this message]
2026-11-12 10:56                       ` Arnd Bergmann
2026-11-12 11:34                         ` Arnd Bergmann
2026-11-12 17:12                           ` Linus Torvalds
2026-11-11  2:30   ` sashiko-bot
2026-11-10 14:52 ` [PATCH 2/4] fuse: don't move pipe buffers into the page cache Kiryl Shutsemau (Meta)
2026-11-10 16:25   ` Zi Yan
2026-11-11  2:35   ` sashiko-bot
2026-11-11  9:02   ` Miklos Szeredi
2026-11-10 14:52 ` [PATCH 3/4] splice: remove pipe buffer stealing Kiryl Shutsemau (Meta)
2026-11-11  2:39   ` sashiko-bot
2026-11-10 14:52 ` [PATCH 4/4] splice: replace nosteal_pipe_buf_ops with default_pipe_buf_ops Kiryl Shutsemau (Meta)
2026-11-11  2:43   ` sashiko-bot
2026-11-10 15:59 ` [PATCH 0/4] splice: remove pipe buffer stealing Linus Torvalds
2026-11-11 11:06   ` Christian Brauner

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