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Date: Mon, 26 Jan 2026 16:35:37 +0100
From: Boris Brezillon <boris.brezillon@collabora.com>
To: Alice Ryhl <aliceryhl@google.com>
Cc: Danilo Krummrich <dakr@kernel.org>, Daniel Almeida
 <daniel.almeida@collabora.com>, Janne Grunau <j@jannau.net>, Matthew Brost
 <matthew.brost@intel.com>, Thomas =?UTF-8?B?SGVsbHN0csO2bQ==?=
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 Lina <lina+kernel@asahilina.net>, dri-devel@lists.freedesktop.org,
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Subject: Re: [PATCH v3 3/6] rust: gpuvm: add GpuVm::obtain()
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References: <20260121-gpuvm-rust-v3-0-dd95c04aec35@google.com>
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On Mon, 26 Jan 2026 16:07:30 +0100
Alice Ryhl <aliceryhl@google.com> wrote:

> On Mon, Jan 26, 2026 at 4:00=E2=80=AFPM Boris Brezillon
> <boris.brezillon@collabora.com> wrote:
> >
> > On Wed, 21 Jan 2026 11:31:19 +0000
> > Alice Ryhl <aliceryhl@google.com> wrote:
> > =20
> > > +/// A [`GpuVmBo`] object in the GEM list.
> > > +///
> > > +/// # Invariants
> > > +///
> > > +/// Points at a `drm_gpuvm_bo` that contains a valid `T::VmBoData` a=
nd is present in the gem list.
> > > +pub struct GpuVmBoResident<T: DriverGpuVm>(NonNull<GpuVmBo<T>>); =20
> >
> > I find the name a bit confusing: BO residency is often used to refer to
> > memory backing the buffer object, and in this case, you can end up with
> > a GpuVmBoResident being returned for a BO that has been evicted (one
> > that's no longer resident). =20
>=20
> Good point. I meant it as "present in list" but I guess there are
> other things a gpuvm may be present in.
>=20
> Any naming suggestions?

Valid, Bound, Present, Active?