linux-kernel - Re: [PATCH v3 0/5] rust: time: Convert hrtimer to use Instant and Delta

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Message-Id: <175015666837.277659.5038961663728008472.b4-ty@kernel.org>
Date: Tue, 17 Jun 2025 12:37:48 +0200
From: Andreas Hindborg <a.hindborg@...nel.org>
To: alex.gaynor@...il.com, ojeda@...nel.org, 
 FUJITA Tomonori <fujita.tomonori@...il.com>
Cc: 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 v3 0/5] rust: time: Convert hrtimer to use Instant and
 Delta


On Tue, 10 Jun 2025 22:28:18 +0900, FUJITA Tomonori wrote:
> Convert hrtimer to use `Instant` and `Delta`; remove the use of
> `Ktime` from the hrtimer code, which was originally introduced as a
> temporary workaround.
> 
> hrtimer uses either an `Instant` or a `Delta` as its expiration value,
> depending on the mode specified at creation time. This patchset
> replaces `HrTimerMode` enum with a trait-based abstraction and
> associates each mode with either an `Instant` or a `Delta`. By
> leveraging Rust's type system, this change enables `HrTimer` to be
> statically associated with a specific `HrTimerMode`, the corresponding
> `Instant` or `Delta`, and a `ClockSource`.
> 
> [...]

Applied, thanks!

[1/5] rust: time: Rename Delta's methods from as_* to into_*
      commit: 2ed94606a0fea693e250e5b8fda11ff8fc240d37
[2/5] rust: time: Replace HrTimerMode enum with trait-based mode types
      commit: 1d1102d098879b5c8fcd9babeadd2930b0a19259
[3/5] rust: time: Add HrTimerExpires trait
      commit: f7fe342fc72915f5eb2280d6ea38bc75d480bed0
[4/5] rust: time: Make HasHrTimer generic over HrTimerMode
      commit: ab57261bb9dea0e552a5cf8440e0688e6967163d
[5/5] rust: time: Remove Ktime in hrtimer
      commit: 994393295c89711531583f6de8f296a30b0d944a

Best regards,
-- 
Andreas Hindborg <a.hindborg@...nel.org>