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From: "Danilo Krummrich" <dakr@kernel.org>
To: "Alistair Popple" <apopple@nvidia.com>
Cc: "Gary Guo" <gary@garyguo.net>,
	"nova-gpu" <nova-gpu@lists.linux.dev>,
	"M Henning" <mhenning@darkrefraction.com>,
	"Alice Ryhl" <aliceryhl@google.com>,
	"David Airlie" <airlied@gmail.com>,
	"Alexandre Courbot" <acourbot@nvidia.com>,
	"Benno Lossin" <lossin@kernel.org>,
	"Eliot Courtney" <ecourtney@nvidia.com>,
	"John Hubbard" <jhubbard@nvidia.com>,
	<linux-kernel@vger.kernel.org>, <dri-devel@lists.freedesktop.org>,
	<rust-for-linux@vger.kernel.org>
Subject: Re: [PATCH v5 01/11] gpu: nova-core: Add public driver API to nova-core
Date: Tue, 01 Sep 2026 11:21:30 +0200	[thread overview]
Message-ID: <DL3VB7MC42DA.1I87BPBGNIVR4@kernel.org> (raw)
In-Reply-To: <apaVyXAV7GvE6_ld@nvdebian.thelocal>

On Tue Sep 1, 2026 at 11:13 AM CEST, Alistair Popple wrote:
> Reason it compiles is because the the Gsp has no lifetime parameter in the chain
> to the mutex:
>
> Gpu<'a> -> GspResources<'a> -> Gsp -> Cmdq -> Mutex<CmdqInner>

Ah, that's on me then, I applied [1] before your series.

In any case, I think we should not write all the code assuming covariance
regardless. Once we do some more series stuff in nova-drm, we will need more
locks in nova-core around types that carry device resources.

[1] https://lore.kernel.org/driver-core/20260830193824.471089-1-dakr@kernel.org/

  reply	other threads:[~2026-09-01  9:21 UTC|newest]

Thread overview: 51+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-28  3:35 [PATCH v5 00/11] gpu: nova: Export parameters from nova-core to nova-drm Alistair Popple
2026-08-28  3:35 ` [PATCH v5 01/11] gpu: nova-core: Add public driver API to nova-core Alistair Popple
2026-08-31 20:08   ` Danilo Krummrich
2026-08-31 20:42     ` Gary Guo
2026-09-01  7:07       ` Alistair Popple
2026-09-01  7:14         ` Danilo Krummrich
2026-09-01  9:13           ` Alistair Popple
2026-09-01  9:21             ` Danilo Krummrich [this message]
2026-09-01 10:27       ` Danilo Krummrich
2026-09-01 11:35         ` Gary Guo
2026-09-01  3:53     ` Alistair Popple
2026-09-02  6:57     ` Alistair Popple
2026-09-02 19:30       ` Danilo Krummrich
2026-08-28  3:35 ` [PATCH v5 02/11] drm: nova: Add DRM registration data Alistair Popple
2026-08-28  3:35 ` [PATCH v5 03/11] drm: nova: Add GPU architecture enum to nova-drm UAPI Alistair Popple
2026-08-28  3:35 ` [PATCH v5 04/11] rust: uaccess: add UserSliceWriter::write_truncated() Alistair Popple
2026-08-28  3:35 ` [PATCH v5 05/11] drm: nova: Add an info ioctl Alistair Popple
2026-08-31  4:58   ` Alistair Popple
2026-08-31 14:23   ` Danilo Krummrich
2026-09-01  3:47     ` Alistair Popple
2026-09-01  4:50       ` Dave Airlie
2026-09-01  5:09         ` Alistair Popple
2026-09-01  7:29           ` Danilo Krummrich
2026-09-02  5:21             ` Alistair Popple
2026-09-02  7:05               ` Alistair Popple
2026-09-02 19:26                 ` Danilo Krummrich
2026-09-02 19:38                   ` Dave Airlie
2026-09-02 19:42                     ` Danilo Krummrich
2026-09-01  4:53   ` Dave Airlie
2026-09-01  5:24     ` Alistair Popple
2026-09-01 10:38   ` Danilo Krummrich
2026-09-01 17:01     ` Danilo Krummrich
2026-09-02  2:38       ` Alistair Popple
2026-09-02  9:40         ` Danilo Krummrich
2026-09-03  1:12           ` Alistair Popple
2026-09-03 10:42             ` Danilo Krummrich
2026-09-04  7:49               ` Alistair Popple
2026-09-04  9:34                 ` Danilo Krummrich
2026-09-04 11:13               ` Gary Guo
2026-09-04 12:08                 ` Danilo Krummrich
2026-08-28  3:35 ` [PATCH v5 06/11] drm: nova: Add usable VRAM size to GPU info Alistair Popple
2026-08-28  3:35 ` [PATCH v5 07/11] drm: nova: Use nova-core to read VRAM_BAR_SIZE parameter Alistair Popple
2026-08-28  3:35 ` [PATCH v5 08/11] drm: nova: Expose a render node Alistair Popple
2026-08-28  3:35 ` [PATCH v5 09/11] drm: nova: Report GPU name in GPU info Alistair Popple
2026-08-31 14:33   ` Danilo Krummrich
2026-09-01  3:09     ` Alistair Popple
2026-08-28  3:35 ` [PATCH v5 10/11] drm: nova: Report GPU short " Alistair Popple
2026-08-31 14:41   ` Danilo Krummrich
2026-09-01  3:10     ` Alistair Popple
2026-08-28  3:35 ` [PATCH v5 11/11] drm: nova: Report GPU GID " Alistair Popple
2026-08-28  6:04 ` [PATCH v5 00/11] gpu: nova: Export parameters from nova-core to nova-drm Alistair Popple

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