linux-kernel - Re: [RFC RESEND v10 03/14] irq & spin_lock: Add counted interrupt disabling/enabling

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Message-ID: <20250528100341.2d5755c9@gandalf.local.home>
Date: Wed, 28 May 2025 10:03:41 -0400
From: Steven Rostedt <rostedt@...dmis.org>
To: Peter Zijlstra <peterz@...radead.org>
Cc: Lyude Paul <lyude@...hat.com>, rust-for-linux@...r.kernel.org, Thomas
 Gleixner <tglx@...utronix.de>, Boqun Feng <boqun.feng@...il.com>,
 linux-kernel@...r.kernel.org, Daniel Almeida
 <daniel.almeida@...labora.com>, Ingo Molnar <mingo@...hat.com>, Juri Lelli
 <juri.lelli@...hat.com>, Vincent Guittot <vincent.guittot@...aro.org>,
 Dietmar Eggemann <dietmar.eggemann@....com>, Ben Segall
 <bsegall@...gle.com>, Mel Gorman <mgorman@...e.de>, Valentin Schneider
 <vschneid@...hat.com>, Will Deacon <will@...nel.org>, Waiman Long
 <longman@...hat.com>, Miguel Ojeda <ojeda@...nel.org>, Alex Gaynor
 <alex.gaynor@...il.com>, Gary Guo <gary@...yguo.net>, Björn
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 <dakr@...nel.org>, David Woodhouse <dwmw@...zon.co.uk>, Jens Axboe
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 Ryo Takakura <ryotkkr98@...il.com>, K Prateek Nayak
 <kprateek.nayak@....com>
Subject: Re: [RFC RESEND v10 03/14] irq & spin_lock: Add counted interrupt
 disabling/enabling

On Wed, 28 May 2025 11:10:23 +0200
Peter Zijlstra <peterz@...radead.org> wrote:

> Also, is there effort planned to fully remove the save/restore variant?
> As before, my main objection is adding variants with overlapping
> functionality while not cleaning up the pre-existing code.

I'm sure we could get people to do that. When all the strncpy()'s are
removed what are those folks going to do next?

-- Steve