Re: [PATCH] rust: drm: update ARef and AlwaysRefCounted imports from sync::aref

From: Elle Rhumsaa
Date: Sat Aug 16 2025 - 22:55:19 EST


On Fri, Aug 15, 2025 at 09:47:06PM +0530, Shankari Anand wrote:
> Update call sites in drm to import `ARef` and
> `AlwaysRefCounted` from `sync::aref` instead of `types`.
>
> This aligns with the ongoing effort to move `ARef` and
> `AlwaysRefCounted` to sync.
>
> Suggested-by: Benno Lossin <lossin@xxxxxxxxxx>
> Link: https://github.com/Rust-for-Linux/linux/issues/1173
> Signed-off-by: Shankari Anand <shankari.ak0208@xxxxxxxxx>
> ---
> It part of a subsystem-wise split series, as suggested in:
> https://lore.kernel.org/rust-for-linux/CANiq72=NSRMV_6UxXVgkebmWmbgN4i=sfRszr-G+x3W5A4DYOg@xxxxxxxxxxxxxx/T/#u
> This split series is intended to ease review and subsystem-level maintenance.
>
> The original moving patch is here: (commit 07dad44aa9a93)
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=07dad44aa9a93b16af19e8609a10b241c352b440
>
> Gradually the re-export from types.rs will be eliminated in the
> future cycle.
> ---
> rust/kernel/drm/device.rs | 3 ++-
> rust/kernel/drm/driver.rs | 2 +-
> rust/kernel/drm/gem/mod.rs | 3 ++-
> 3 files changed, 5 insertions(+), 3 deletions(-)
>
> diff --git a/rust/kernel/drm/device.rs b/rust/kernel/drm/device.rs
> index 3bb7c83966cf..4a62f9fd88b7 100644
> --- a/rust/kernel/drm/device.rs
> +++ b/rust/kernel/drm/device.rs
> @@ -10,7 +10,8 @@
> error::from_err_ptr,
> error::Result,
> prelude::*,
> - types::{ARef, AlwaysRefCounted, Opaque},
> + sync::aref::{ARef, AlwaysRefCounted},
> + types::Opaque,
> };
> use core::{mem, ops::Deref, ptr, ptr::NonNull};
>
> diff --git a/rust/kernel/drm/driver.rs b/rust/kernel/drm/driver.rs
> index fe7e8d06961a..8fefae41bcc6 100644
> --- a/rust/kernel/drm/driver.rs
> +++ b/rust/kernel/drm/driver.rs
> @@ -8,7 +8,7 @@
> bindings, device, devres, drm,
> error::{to_result, Result},
> prelude::*,
> - types::ARef,
> + sync::aref::ARef,
> };
> use macros::vtable;
>
> diff --git a/rust/kernel/drm/gem/mod.rs b/rust/kernel/drm/gem/mod.rs
> index b71821cfb5ea..a822aedee949 100644
> --- a/rust/kernel/drm/gem/mod.rs
> +++ b/rust/kernel/drm/gem/mod.rs
> @@ -10,7 +10,8 @@
> drm::driver::{AllocImpl, AllocOps},
> error::{to_result, Result},
> prelude::*,
> - types::{ARef, AlwaysRefCounted, Opaque},
> + sync::aref::{ARef, AlwaysRefCounted},
> + types::Opaque,
> };
> use core::{mem, ops::Deref, ptr::NonNull};
>
> base-commit: 8f5ae30d69d7543eee0d70083daf4de8fe15d585
> --
> 2.34.1

Reviewed-by: Elle Rhumsaa <elle@xxxxxxxxxxxxxxxxxxx>