From: "Eliot Courtney" <ecourtney@nvidia.com>
To: "Danilo Krummrich" <dakr@kernel.org>, <acourbot@nvidia.com>,
<aliceryhl@google.com>, <jhubbard@nvidia.com>,
<ecourtney@nvidia.com>, <ttabi@nvidia.com>,
<joelagnelf@nvidia.com>, <gary@garyguo.net>
Cc: <nova-gpu@lists.linux.dev>, <dri-devel@lists.freedesktop.org>,
<rust-for-linux@vger.kernel.org>,
"dri-devel" <dri-devel-bounces@lists.freedesktop.org>
Subject: Re: [PATCH 1/5] gpu: nova-core: use lifetime for Bar
Date: Tue, 26 May 2026 11:06:44 +0900 [thread overview]
Message-ID: <DIS8OXWMPM0G.3IXQO7RJ2463T@nvidia.com> (raw)
In-Reply-To: <20260525225838.276108-2-dakr@kernel.org>
On Tue May 26, 2026 at 7:58 AM JST, Danilo Krummrich wrote:
> Take advantage of the lifetime-parameterized pci::Bar<'bound> to hold
> the BAR mapping directly in NovaCore<'bound>, and pass a borrowed
> reference to Gpu<'bound>.
>
> This eliminates the Arc<Devres<Bar0>> indirection, removes runtime
> revocation checks for BAR access, and simplifies Gpu::unbind().
>
> Signed-off-by: Danilo Krummrich <dakr@kernel.org>
> ---
Reviewed-by: Eliot Courtney <ecourtney@nvidia.com>
next prev parent reply other threads:[~2026-05-26 2:06 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-25 22:58 [PATCH 0/5] gpu: nova: adopt driver lifetime infrastructure Danilo Krummrich
2026-05-25 22:58 ` [PATCH 1/5] gpu: nova-core: use lifetime for Bar Danilo Krummrich
2026-05-26 2:06 ` Eliot Courtney [this message]
2026-05-25 22:58 ` [PATCH 2/5] gpu: nova-core: unregister sysmem flush page from Drop Danilo Krummrich
2026-05-26 1:43 ` Eliot Courtney
2026-05-25 22:58 ` [PATCH 3/5] gpu: nova-core: replace ARef<Device> with &'bound Device in SysmemFlush Danilo Krummrich
2026-05-26 1:44 ` Eliot Courtney
2026-05-25 22:58 ` [PATCH 4/5] gpu: nova-core: gsp: replace ARef<Device> with &'a Device in sequencer Danilo Krummrich
2026-05-26 1:44 ` Eliot Courtney
2026-05-25 22:58 ` [PATCH 5/5] gpu: nova: separate driver type from driver data Danilo Krummrich
2026-05-26 1:46 ` Eliot Courtney
2026-05-26 7:11 ` [PATCH 0/5] gpu: nova: adopt driver lifetime infrastructure Alexandre Courbot
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