From: Andreas Hindborg <a.hindborg@kernel.org>
To: "Miguel Ojeda" <ojeda@kernel.org>,
"Boqun Feng" <boqun.feng@gmail.com>,
"Gary Guo" <gary@garyguo.net>,
"Björn Roy Baron" <bjorn3_gh@protonmail.com>,
"Benno Lossin" <lossin@kernel.org>,
"Alice Ryhl" <aliceryhl@google.com>,
"Trevor Gross" <tmgross@umich.edu>,
"Danilo Krummrich" <dakr@kernel.org>
Cc: rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org,
Andreas Hindborg <a.hindborg@kernel.org>
Subject: [PATCH] rust: sync: add `UniqueArc::as_ptr`
Date: Sun, 15 Feb 2026 21:38:24 +0100 [thread overview]
Message-ID: <20260215-unique-arc-as-ptr-v1-1-bdf4b3174475@kernel.org> (raw)
Add a method to `UniqueArc` for getting a raw pointer. The implementation
defers to the `Arc` implementation of the same method.
Signed-off-by: Andreas Hindborg <a.hindborg@kernel.org>
---
rust/kernel/sync/arc.rs | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/rust/kernel/sync/arc.rs b/rust/kernel/sync/arc.rs
index 289f77abf415a..9c70fdd39bd2f 100644
--- a/rust/kernel/sync/arc.rs
+++ b/rust/kernel/sync/arc.rs
@@ -770,6 +770,11 @@ pub fn new_uninit(flags: Flags) -> Result<UniqueArc<MaybeUninit<T>>, AllocError>
inner: unsafe { Arc::from_inner(KBox::leak(inner).into()) },
})
}
+
+ /// Return a raw pointer to the data in this unique arc.
+ pub fn as_ptr(&self) -> *const T {
+ Arc::as_ptr(&self.inner)
+ }
}
impl<T> UniqueArc<MaybeUninit<T>> {
---
base-commit: 05f7e89ab9731565d8a62e3b5d1ec206485eeb0b
change-id: 20260215-unique-arc-as-ptr-32eb209dde1b
Best regards,
--
Andreas Hindborg <a.hindborg@kernel.org>
next reply other threads:[~2026-02-15 20:38 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-15 20:38 Andreas Hindborg [this message]
2026-02-15 23:26 ` Benno Lossin
2026-02-16 7:13 ` Andreas Hindborg
2026-02-16 10:12 ` Benno Lossin
2026-02-16 1:38 ` Gary Guo
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