linux-kernel - Re: [PATCH v2 3/5] rust: time: Add HrTimerExpires trait

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Message-ID: <87tt4n27ss.fsf@kernel.org>
Date: Tue, 10 Jun 2025 13:24:55 +0200
From: Andreas Hindborg <a.hindborg@...nel.org>
To: "FUJITA Tomonori" <fujita.tomonori@...il.com>
Cc: <alex.gaynor@...il.com>,  <ojeda@...nel.org>,  <aliceryhl@...gle.com>,
  <anna-maria@...utronix.de>,  <bjorn3_gh@...tonmail.com>,
  <boqun.feng@...il.com>,  <dakr@...nel.org>,  <frederic@...nel.org>,
  <gary@...yguo.net>,  <jstultz@...gle.com>,
  <linux-kernel@...r.kernel.org>,  <lossin@...nel.org>,
  <lyude@...hat.com>,  <rust-for-linux@...r.kernel.org>,
  <sboyd@...nel.org>,  <tglx@...utronix.de>,  <tmgross@...ch.edu>
Subject: Re: [PATCH v2 3/5] rust: time: Add HrTimerExpires trait

"FUJITA Tomonori" <fujita.tomonori@...il.com> writes:

> Introduce the `HrTimerExpires` trait to represent types that can be
> used as expiration values for high-resolution timers. Define a
> required method, `into_nanos()`, which returns the expiration time as a
> raw nanosecond value suitable for use with C's hrtimer APIs.
>
> Also extend the `HrTimerMode` to use the `HrTimerExpires` trait.
>
> This refactoring is a preparation for enabling hrtimer code to work
> uniformly with both absolute and relative expiration modes.
>
> Signed-off-by: FUJITA Tomonori <fujita.tomonori@...il.com>

Reviewed-by: Andreas Hindborg <a.hindborg@...nel.org>


Best regards,
Andreas Hindborg