From: Andreas Hindborg <a.hindborg@kernel.org>
To: "Ingo Molnar" <mingo@kernel.org>
Cc: <linux-kernel@vger.kernel.org>,
"Thomas Gleixner" <tglx@linutronix.de>,
"Frederic Weisbecker" <frederic@kernel.org>,
"H . Peter Anvin" <hpa@zytor.com>,
"Linus Torvalds" <torvalds@linux-foundation.org>,
"Peter Zijlstra" <peterz@infradead.org>,
"Miguel Ojeda" <ojeda@kernel.org>,
"Alex Gaynor" <alex.gaynor@gmail.com>,
"Anna-Maria Behnsen" <anna-maria@linutronix.de>,
"Boqun Feng" <boqun.feng@gmail.com>,
"Lyude Paul" <lyude@redhat.com>,
"Rust ML" <rust-for-linux@vger.kernel.org>
Subject: Re: [PATCH 01/10] rust: Rename timer_container_of() to hrtimer_container_of()
Date: Mon, 12 May 2025 12:33:17 +0200 [thread overview]
Message-ID: <87ecwunmoi.fsf@kernel.org> (raw)
In-Reply-To: <87jz6mnpnm.fsf@kernel.org> (Andreas Hindborg's message of "Mon, 12 May 2025 11:29:01 +0200")
Andreas Hindborg <a.hindborg@kernel.org> writes:
> "Ingo Molnar" <mingo@kernel.org> writes:
>
>> * Andreas Hindborg <a.hindborg@kernel.org> wrote:
>>
>>> "Ingo Molnar" <mingo@kernel.org> writes:
>>>
>>> > This primitive is dealing with 'struct hrtimer' objects, not
>>> > 'struct timer_list' objects - so clarify the name.
>>> >
>>> > We want to introduce the timer_container_of() symbol in the kernel
>>> > for timer_list, make sure there's no clash of namespaces, at least
>>> > on the conceptual plane.
>>>
>>> Is this a resend?
>>
>> I noted the changes in the boilerplate:
>>
>> Changes in -v3:
>>
>> - Picked up review tags
>> - Rebased to v6.15-rc5
>>
>> This particular patch didn't change.
>
> Thanks. I didn't get the cover letter, but I should have looked for it.
>
>>
>>> Again, I think this change is unnecessary. Please see my earlier reply [1].
>>>
>>> Best regards,
>>> Andreas Hindborg
>>>
>>>
>>> [1] https://lore.kernel.org/all/877c3cbdq2.fsf@kernel.org
>>
>> Yeah, saw that, but you said you are fine with it if I insist, and I'd
>> like to have this to free up the timer_* namespace.
>
> Yes. I did not hear any proper insisting till now though.
>
>> Since I think we'd
>> like to introduce the timer_container_of() in the future it would be
>> nice to do this rename, as:
>>
>> $ git grep -w timer_container_of
>>
>> will have hrtimer related false positive hits in rust/ code, even
>> though the namespaces are obviously independent.
>
> Ok, I see. I'm not used to grepping like that, but I see how that can be
> annoying.
>
>>
>> The Rust method is arguably a minor misnomer as well: you have
>> work_container_of around struct work, but timer_container_of is around
>> struct hrtimer?
>
> Yes, you are right.
>
> Feel free to take this through tip. Otherwise maybe Miguel can pick it
> up in the rust PR for 6.15.
Sorry, I meant 6.16 of course.
Best regards,
Andreas Hindborg
next prev parent reply other threads:[~2025-05-12 10:33 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20250507175338.672442-1-mingo@kernel.org>
2025-05-07 17:53 ` [PATCH 01/10] rust: Rename timer_container_of() to hrtimer_container_of() Ingo Molnar
2025-05-07 18:04 ` Andreas Hindborg
2025-05-07 19:38 ` Ingo Molnar
2025-05-12 9:29 ` Andreas Hindborg
2025-05-12 10:33 ` Andreas Hindborg [this message]
2025-05-15 17:23 ` [PATCH -v2 " Ingo Molnar
[not found] <20250416090544.3311613-1-mingo@kernel.org>
[not found] ` <20250416090544.3311613-2-mingo@kernel.org>
2025-04-16 13:29 ` [PATCH " Miguel Ojeda
2025-04-18 7:13 ` Ingo Molnar
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