linux-kernel - Re: [PATCH] softirq: Provide a handshake for canceling tasklets via polling on PREEMPT

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Message-ID: <20250828160455.4dxzTug1@linutronix.de>
Date: Thu, 28 Aug 2025 18:04:55 +0200
From: Sebastian Andrzej Siewior <bigeasy@...utronix.de>
To: Tejun Heo <tj@...nel.org>
Cc: linux-kernel@...r.kernel.org, linux-rt-devel@...ts.linux.dev,
	Lai Jiangshan <jiangshanlai@...il.com>,
	Ingo Molnar <mingo@...hat.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Steven Rostedt <rostedt@...dmis.org>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [PATCH] softirq: Provide a handshake for canceling tasklets via
 polling on PREEMPT_RT

On 2025-08-26 06:27:27 [-1000], Tejun Heo wrote:
> Hello,
Hello Tejun,

> Oh yeah, that makes a lot of sense to me - splitting it out into something
> which is named explicitly to discourage further usages.

I am a bit lost now. Do you intend to apply the patch and we came up
with the bh-canceling-from-bh API later on or what is the plan?

I can repost it of course together with the tasklet patch.

> Thanks.

Sebastian