From: "Gary Guo" <gary@garyguo.net>
To: "Danilo Krummrich" <dakr@kernel.org>, <abdiel.janulgue@gmail.com>,
<daniel.almeida@collabora.com>, <robin.murphy@arm.com>,
<a.hindborg@kernel.org>, <gregkh@linuxfoundation.org>,
<rafael@kernel.org>, <aliceryhl@google.com>,
<acourbot@nvidia.com>, <ojeda@kernel.org>, <boqun@kernel.org>,
<gary@garyguo.net>, <bjorn3_gh@protonmail.com>,
<lossin@kernel.org>, <tmgross@umich.edu>, <tamird@kernel.org>,
<work@onurozkan.dev>, <mmaurer@google.com>
Cc: <driver-core@lists.linux.dev>, <nova-gpu@lists.linux.dev>,
<dri-devel@lists.freedesktop.org>, <linux-kernel@vger.kernel.org>,
<rust-for-linux@vger.kernel.org>
Subject: Re: [PATCH 3/4] samples: rust_dma: separate driver type from driver data
Date: Thu, 03 Sep 2026 14:13:36 +0100 [thread overview]
Message-ID: <DL5PI0KB8YQN.1PH309MNNLB01@garyguo.net> (raw)
In-Reply-To: <20260830193824.471089-4-dakr@kernel.org>
On Sun Aug 30, 2026 at 8:37 PM BST, Danilo Krummrich wrote:
> Split DmaSampleDriver into a driver type and a separate DmaSampleData
> struct for the driver's bus device private data, using
> DmaSampleData<'bound> as the Driver::Data<'bound> associated type.
>
> Store a &'bound pci::Device<Bound> reference instead of an
> ARef<pci::Device>, tying the data to the device's bound scope.
>
> This prepares for adding a lifetime parameter to dma::Coherent, which
> requires the data type to carry a lifetime.
>
> Signed-off-by: Danilo Krummrich <dakr@kernel.org>
Reviewed-by: Gary Guo <gary@garyguo.net>
> ---
> samples/rust/rust_dma.rs | 26 +++++++++++++++-----------
> 1 file changed, 15 insertions(+), 11 deletions(-)
next prev parent reply other threads:[~2026-09-03 13:13 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-30 19:37 [PATCH 0/4] rust: dma: tie DMA allocations to the device's bound lifetime Danilo Krummrich
2026-08-30 19:37 ` [PATCH 1/4] rust: debugfs: drop 'static bound from ScopedDir file creation methods Danilo Krummrich
2026-08-30 19:53 ` sashiko-bot
2026-09-03 13:12 ` Gary Guo
2026-09-03 15:07 ` Danilo Krummrich
2026-09-03 15:16 ` Gary Guo
2026-08-30 19:37 ` [PATCH 2/4] rust: dma: tie CoherentHandle to the device's bound lifetime Danilo Krummrich
2026-09-03 13:12 ` Gary Guo
2026-08-30 19:37 ` [PATCH 3/4] samples: rust_dma: separate driver type from driver data Danilo Krummrich
2026-08-30 19:57 ` sashiko-bot
2026-09-03 13:13 ` Gary Guo [this message]
2026-08-30 19:37 ` [PATCH 4/4] rust: dma: tie Coherent and CoherentBox to the device's bound lifetime Danilo Krummrich
2026-08-30 19:47 ` sashiko-bot
2026-09-03 13:20 ` Gary Guo
2026-09-03 15:22 ` Danilo Krummrich
2026-09-03 15:42 ` Gary Guo
2026-09-06 15:37 ` [PATCH 0/4] rust: dma: tie DMA allocations " Danilo Krummrich
2026-09-07 21:06 ` Danilo Krummrich
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