From: Philipp Stanner <phasta@mailbox.org>
To: "Philipp Stanner" <phasta@kernel.org>,
"Min Ma" <mamin506@gmail.com>, "Lizhi Hou" <lizhi.hou@amd.com>,
"Oded Gabbay" <ogabbay@kernel.org>,
"Rob Herring (Arm)" <robh@kernel.org>,
"Tomeu Vizoso" <tomeu@tomeuvizoso.net>,
"Karol Wachowski" <karol.wachowski@linux.intel.com>,
"Andrzej Kacprowski" <andrzej.kacprowski@linux.intel.com>,
"Heiko Stuebner" <heiko@sntech.de>,
"Sumit Semwal" <sumit.semwal@linaro.org>,
"Christian König" <christian.koenig@amd.com>,
"Felix Kuehling" <Felix.Kuehling@amd.com>,
"Alex Deucher" <alexander.deucher@amd.com>,
"David Airlie" <airlied@gmail.com>,
"Simona Vetter" <simona@ffwll.ch>,
"Maarten Lankhorst" <maarten.lankhorst@linux.intel.com>,
"Maxime Ripard" <mripard@kernel.org>,
"Thomas Zimmermann" <tzimmermann@suse.de>,
"Lucas Stach" <l.stach@pengutronix.de>,
"Russell King" <linux+etnaviv@armlinux.org.uk>,
"Christian Gmeiner" <christian.gmeiner@gmail.com>,
"Jani Nikula" <jani.nikula@linux.intel.com>,
"Joonas Lahtinen" <joonas.lahtinen@linux.intel.com>,
"Rodrigo Vivi" <rodrigo.vivi@intel.com>,
"Tvrtko Ursulin" <tursulin@ursulin.net>,
"Alessio Belle" <alessio.belle@imgtec.com>,
"Luigi Santivetti" <luigi.santivetti@imgtec.com>,
"Qiang Yu" <yuq825@gmail.com>,
"Rob Clark" <robin.clark@oss.qualcomm.com>,
"Dmitry Baryshkov" <lumag@kernel.org>,
"Abhinav Kumar" <abhinav.kumar@linux.dev>,
"Jessica Zhang" <jesszhan0024@gmail.com>,
"Sean Paul" <sean@poorly.run>,
"Marijn Suijten" <marijn.suijten@somainline.org>,
"Lyude Paul" <lyude@redhat.com>,
"Danilo Krummrich" <dakr@kernel.org>,
"Boris Brezillon" <boris.brezillon@collabora.com>,
"Steven Price" <steven.price@arm.com>,
"Adrián Larumbe" <adrian.larumbe@collabora.com>,
"Liviu Dudau" <liviu.dudau@arm.com>,
"Dave Airlie" <airlied@redhat.com>,
"Gerd Hoffmann" <kraxel@redhat.com>,
"Matthew Brost" <matthew.brost@intel.com>,
"Natalie Vock" <nat@pixelcluster.dev>,
"Arun Pravin" <arunpravin.paneerselvam@amd.com>,
"Matthew Auld" <matthew.auld@intel.com>,
"Thomas Hellström" <thomas.hellstrom@linux.intel.com>,
"Melissa Wen" <mwen@igalia.com>,
"Maíra Canal" <mcanal@igalia.com>,
"Dave Stevenson" <dave.stevenson@raspberrypi.com>,
"Raspberry Pi Kernel Maintenance" <kernel-list@raspberrypi.com>,
"Dmitry Osipenko" <dmitry.osipenko@collabora.com>,
"Gurchetan Singh" <gurchetansingh@chromium.org>,
"Chia-I Wu" <olvaffe@gmail.com>,
"Zack Rusin" <zack.rusin@broadcom.com>,
"Broadcom internal kernel review list"
<bcm-kernel-feedback-list@broadcom.com>,
"Thierry Reding" <thierry.reding@kernel.org>,
"Mikko Perttunen" <mperttunen@nvidia.com>,
"Jonathan Cameron" <jic23@kernel.org>,
"David Lechner" <dlechner@baylibre.com>,
"Nuno Sá" <nuno.sa@analog.com>,
"Andy Shevchenko" <andy@kernel.org>,
"Neill Kapron" <nkapron@google.com>,
"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
"Alice Ryhl" <aliceryhl@google.com>,
"Miguel Ojeda" <ojeda@kernel.org>,
"Boqun Feng" <boqun@kernel.org>, "Gary Guo" <gary@garyguo.net>,
"Björn Roy Baron" <bjorn3_gh@protonmail.com>,
"Benno Lossin" <lossin@kernel.org>,
"Andreas Hindborg" <a.hindborg@kernel.org>,
"Trevor Gross" <tmgross@umich.edu>,
"Daniel Almeida" <daniel.almeida@collabora.com>,
"Tamir Duberstein" <tamird@kernel.org>,
"Alexandre Courbot" <acourbot@nvidia.com>,
"Onur Özkan" <work@onurozkan.dev>,
"Sunil Khatri" <sunil.khatri@amd.com>,
"Prike Liang" <Prike.Liang@amd.com>,
"Vitaly Prosyak" <vitaly.prosyak@amd.com>,
"Jesse Zhang" <Jesse.Zhang@amd.com>,
"Timur Kristóf" <timur.kristof@gmail.com>,
"Srinivasan Shanmugam" <srinivasan.shanmugam@amd.com>,
"David Rosca" <david.rosca@amd.com>,
"Marco Crivellari" <marco.crivellari@suse.com>,
"Krzysztof Karas" <krzysztof.karas@intel.com>,
"Andi Shyti" <andi.shyti@linux.intel.com>,
"Janusz Krzysztofik" <janusz.krzysztofik@linux.intel.com>,
"Shixiong Ou" <oushixiong@kylinos.cn>,
"Jouni Högander" <jouni.hogander@intel.com>,
"Joel Fernandes" <joelagnelf@nvidia.com>,
"Thadeu Lima de Souza Cascardo" <cascardo@igalia.com>,
"Pierre-Eric Pelloux-Prayer" <pierre-eric.pelloux-prayer@amd.com>,
"Al Viro" <viro@zeniv.linux.org.uk>,
"Michael Bommarito" <michael.bommarito@gmail.com>,
"Sam Day" <me@samcday.com>,
"Gabriel Prostitis" <prostitisgabriel@gmail.com>
Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
linux-media@vger.kernel.org, amd-gfx@lists.freedesktop.org,
etnaviv@lists.freedesktop.org, intel-gfx@lists.freedesktop.org,
imagination@lists.freedesktop.org, lima@lists.freedesktop.org,
linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org,
nouveau@lists.freedesktop.org, virtualization@lists.linux.dev,
spice-devel@lists.freedesktop.org,
intel-xe@lists.freedesktop.org, linux-tegra@vger.kernel.org,
linux-iio@vger.kernel.org, linux-usb@vger.kernel.org
Subject: Re: [PATCH 0/3] dma-buf: dma-fence: Remove dma_fence_init64()
Date: Wed, 11 Nov 2026 09:53:25 +0100 [thread overview]
Message-ID: <a2e7519ab463dec876aa806d91961456f31a725a.camel@mailbox.org> (raw)
In-Reply-To: <20261105113529.1989375-2-phasta@kernel.org>
On Thu, 2026-11-05 at 12:35 +0100, Philipp Stanner wrote:
> We recently had a discussion about reworking dma_fence init to close a
> race-window [1].
>
> The community agreement seems to have been that we can get rid of
> dma_fence_init64(), so let's do that already. In the meantime we can
> continue our discussions regarding the race in [1].
>
> This also touches the Rust dma_fence, which actually should use 64-bit
> seqnos (was forgotten so far). Rust fence has no users currently, so
> needs no backporting, so I would like to address that in a distinct
> patch.
>
> Tested on Nouveau with and without the SEQNO64 flag. Nouveau also uses
> the USER flag, so I hope we're fine.
>
>
> P.
>
> [1] https://lore.kernel.org/dri-devel/20261029095542.1526750-3-phasta@kernel.org/
>
>
> Philipp Stanner (3):
> dma-buf: dma-fence: Add flags parameter to dma_fence_init()
> dma-buf: Port users of dma_fence_init64()
> dma-buf: dma-fence: Remove dma_fence_init64()
@Christian, what do you think, shall we go on with this one?
P.
prev parent reply other threads:[~2026-11-11 8:53 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-11-05 11:35 Philipp Stanner
2026-11-05 11:35 ` [PATCH 1/3] dma-buf: dma-fence: Add flags parameter to dma_fence_init() Philipp Stanner
2026-11-05 12:06 ` Tvrtko Ursulin
2026-11-05 12:35 ` Christian König
2026-11-05 12:48 ` Philipp Stanner
2026-11-05 14:23 ` Christian König
2026-11-05 12:51 ` Tvrtko Ursulin
2026-11-05 13:24 ` Philipp Stanner
2026-11-05 11:35 ` [PATCH 2/3] dma-buf: Port users of dma_fence_init64() Philipp Stanner
2026-11-05 11:35 ` [PATCH 3/3] dma-buf: dma-fence: Remove dma_fence_init64() Philipp Stanner
2026-11-05 16:32 ` [PATCH 0/3] " Timur Kristóf
2026-11-11 8:53 ` Philipp Stanner [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=a2e7519ab463dec876aa806d91961456f31a725a.camel@mailbox.org \
--to=phasta@mailbox.org \
--cc=Felix.Kuehling@amd.com \
--cc=Jesse.Zhang@amd.com \
--cc=Prike.Liang@amd.com \
--cc=a.hindborg@kernel.org \
--cc=abhinav.kumar@linux.dev \
--cc=acourbot@nvidia.com \
--cc=adrian.larumbe@collabora.com \
--cc=airlied@gmail.com \
--cc=airlied@redhat.com \
--cc=alessio.belle@imgtec.com \
--cc=alexander.deucher@amd.com \
--cc=aliceryhl@google.com \
--cc=amd-gfx@lists.freedesktop.org \
--cc=andi.shyti@linux.intel.com \
--cc=andrzej.kacprowski@linux.intel.com \
--cc=andy@kernel.org \
--cc=arunpravin.paneerselvam@amd.com \
--cc=bcm-kernel-feedback-list@broadcom.com \
--cc=bjorn3_gh@protonmail.com \
--cc=boqun@kernel.org \
--cc=boris.brezillon@collabora.com \
--cc=cascardo@igalia.com \
--cc=christian.gmeiner@gmail.com \
--cc=christian.koenig@amd.com \
--cc=dakr@kernel.org \
--cc=daniel.almeida@collabora.com \
--cc=dave.stevenson@raspberrypi.com \
--cc=david.rosca@amd.com \
--cc=dlechner@baylibre.com \
--cc=dmitry.osipenko@collabora.com \
--cc=dri-devel@lists.freedesktop.org \
--cc=etnaviv@lists.freedesktop.org \
--cc=freedreno@lists.freedesktop.org \
--cc=gary@garyguo.net \
--cc=gregkh@linuxfoundation.org \
--cc=gurchetansingh@chromium.org \
--cc=heiko@sntech.de \
--cc=imagination@lists.freedesktop.org \
--cc=intel-gfx@lists.freedesktop.org \
--cc=intel-xe@lists.freedesktop.org \
--cc=jani.nikula@linux.intel.com \
--cc=janusz.krzysztofik@linux.intel.com \
--cc=jesszhan0024@gmail.com \
--cc=jic23@kernel.org \
--cc=joelagnelf@nvidia.com \
--cc=joonas.lahtinen@linux.intel.com \
--cc=jouni.hogander@intel.com \
--cc=karol.wachowski@linux.intel.com \
--cc=kernel-list@raspberrypi.com \
--cc=kraxel@redhat.com \
--cc=krzysztof.karas@intel.com \
--cc=l.stach@pengutronix.de \
--cc=lima@lists.freedesktop.org \
--cc=linux+etnaviv@armlinux.org.uk \
--cc=linux-arm-msm@vger.kernel.org \
--cc=linux-iio@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-media@vger.kernel.org \
--cc=linux-tegra@vger.kernel.org \
--cc=linux-usb@vger.kernel.org \
--cc=liviu.dudau@arm.com \
--cc=lizhi.hou@amd.com \
--cc=lossin@kernel.org \
--cc=luigi.santivetti@imgtec.com \
--cc=lumag@kernel.org \
--cc=lyude@redhat.com \
--cc=maarten.lankhorst@linux.intel.com \
--cc=mamin506@gmail.com \
--cc=marco.crivellari@suse.com \
--cc=marijn.suijten@somainline.org \
--cc=matthew.auld@intel.com \
--cc=matthew.brost@intel.com \
--cc=mcanal@igalia.com \
--cc=me@samcday.com \
--cc=michael.bommarito@gmail.com \
--cc=mperttunen@nvidia.com \
--cc=mripard@kernel.org \
--cc=mwen@igalia.com \
--cc=nat@pixelcluster.dev \
--cc=nkapron@google.com \
--cc=nouveau@lists.freedesktop.org \
--cc=nuno.sa@analog.com \
--cc=ogabbay@kernel.org \
--cc=ojeda@kernel.org \
--cc=olvaffe@gmail.com \
--cc=oushixiong@kylinos.cn \
--cc=phasta@kernel.org \
--cc=pierre-eric.pelloux-prayer@amd.com \
--cc=prostitisgabriel@gmail.com \
--cc=robh@kernel.org \
--cc=robin.clark@oss.qualcomm.com \
--cc=rodrigo.vivi@intel.com \
--cc=sean@poorly.run \
--cc=simona@ffwll.ch \
--cc=spice-devel@lists.freedesktop.org \
--cc=srinivasan.shanmugam@amd.com \
--cc=steven.price@arm.com \
--cc=sumit.semwal@linaro.org \
--cc=sunil.khatri@amd.com \
--cc=tamird@kernel.org \
--cc=thierry.reding@kernel.org \
--cc=thomas.hellstrom@linux.intel.com \
--cc=timur.kristof@gmail.com \
--cc=tmgross@umich.edu \
--cc=tomeu@tomeuvizoso.net \
--cc=tursulin@ursulin.net \
--cc=tzimmermann@suse.de \
--cc=viro@zeniv.linux.org.uk \
--cc=virtualization@lists.linux.dev \
--cc=vitaly.prosyak@amd.com \
--cc=work@onurozkan.dev \
--cc=yuq825@gmail.com \
--cc=zack.rusin@broadcom.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®