From: Thomas Gleixner <tglx@linutronix.de>
To: Heghedus Razvan <heghedus.razvan@protonmail.com>
Cc: "Asahi Lina" <lina@asahilina.net>,
"Boqun Feng" <boqun.feng@gmail.com>,
"Miguel Ojeda" <ojeda@kernel.org>,
"Alex Gaynor" <alex.gaynor@gmail.com>,
"Wedson Almeida Filho" <wedsonaf@gmail.com>,
"Gary Guo" <gary@garyguo.net>,
"Björn Roy Baron" <bjorn3_gh@protonmail.com>,
"John Stultz" <jstultz@google.com>,
"Stephen Boyd" <sboyd@kernel.org>,
linux-kernel@vger.kernel.org, rust-for-linux@vger.kernel.org,
asahi@lists.linux.dev
Subject: Re: [PATCH] rust: time: New module for timekeeping functions
Date: Wed, 22 Feb 2023 01:01:56 +0100 [thread overview]
Message-ID: <87r0uimutn.ffs@tglx> (raw)
In-Reply-To: <p7e4M5-kxxScH56bBMtlzht2_m33oSfMPHtExSVbDn0WIPYBEbiJjr2NvNhqCJotFhmYqH5h27EWPDhfSmmST0D-dSU1Alq4_BzDQUR48FA=@protonmail.com>
On Tue, Feb 21 2023 at 21:33, Heghedus Razvan wrote:
> On Tuesday, February 21st, 2023 at 8:45 PM, Thomas Gleixner <tglx@linutronix.de> wrote:
>> That's the same the Rust std time semantics:
>>
>> Duration = Instance - Instance valid
>> Duration = Systemtime - SystemTime valid
>> Duration = Systemtime - Instance invalid
>>
>> No?
>>
> I agree with Thomas on this one. The Rust type system is really
> powerful and we should take advantage of it. Time deltas can be
> enforced to be from the same clock at compile time. Just for the sake
> of it, I wrote a small example on how this can be achieve:
> https://play.rust-lang.org/?version=stable&mode=debug&edition=2021&gist=1d0f70bb5329b181f203ce7270e2957a
Cute. This code makes even sense to Rustagnostics like me.
Thanks,
tglx
next prev parent reply other threads:[~2023-02-22 0:01 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-21 7:06 [PATCH] rust: time: New module for timekeeping functions Asahi Lina
2023-02-21 7:25 ` Eric Curtin
2023-02-21 11:23 ` Björn Roy Baron
2023-02-21 12:32 ` Thomas Gleixner
2023-02-21 14:06 ` Boqun Feng
2023-02-21 16:02 ` Thomas Gleixner
2023-02-21 16:31 ` Asahi Lina
2023-02-21 18:45 ` Thomas Gleixner
2023-02-21 21:33 ` Heghedus Razvan
2023-02-22 0:01 ` Thomas Gleixner [this message]
2023-02-22 19:55 ` Gary Guo
2023-02-21 22:29 ` Miguel Ojeda
2023-02-22 0:24 ` Thomas Gleixner
2023-02-22 2:54 ` Boqun Feng
2023-02-22 4:45 ` Asahi Lina
2023-02-22 5:20 ` Boqun Feng
2023-02-22 6:52 ` Heghedus Razvan
2023-02-22 12:29 ` Miguel Ojeda
2023-02-22 12:28 ` Miguel Ojeda
2023-02-21 16:27 ` Asahi Lina
2023-02-21 16:37 ` Asahi Lina
2023-02-21 19:00 ` Thomas Gleixner
2023-02-21 19:49 ` Boqun Feng
2023-02-22 4:56 ` Asahi Lina
2023-02-22 8:33 ` Thomas Gleixner
2023-02-21 17:13 ` Josh Stone
2023-02-21 21:46 ` Thomas Gleixner
2023-02-22 9:43 ` Gaelan Steele
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