From: Tejun Heo <tj@kernel.org>
To: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: linux-kernel@vger.kernel.org, linux-rt-devel@lists.linux.dev,
Lai Jiangshan <jiangshanlai@gmail.com>,
Ingo Molnar <mingo@redhat.com>,
Peter Zijlstra <peterz@infradead.org>,
Steven Rostedt <rostedt@goodmis.org>,
Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [PATCH] softirq: Provide a handshake for canceling tasklets via polling on PREEMPT_RT
Date: Fri, 29 Aug 2025 09:34:31 -1000 [thread overview]
Message-ID: <aLIAx5Cf6mLC2Y_A@slm.duckdns.org> (raw)
In-Reply-To: <20250828160455.4dxzTug1@linutronix.de>
Hello, Sebastian.
On Thu, Aug 28, 2025 at 06:04:55PM +0200, Sebastian Andrzej Siewior wrote:
> On 2025-08-26 06:27:27 [-1000], Tejun Heo wrote:
> > 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'd much prefer if the end result is that the busy waiting is a separate
API. Whether that's done in a single patch or incremental patches doesn't
really matter.
Thanks.
--
tejun
next prev parent reply other threads:[~2025-08-29 19:34 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-12 14:39 [PATCH] softirq: Provide a handshake for canceling tasklets via polling on PREEMPT_RT Sebastian Andrzej Siewior
2025-08-12 14:53 ` Sebastian Andrzej Siewior
2025-08-12 19:38 ` Tejun Heo
2025-08-13 6:33 ` Sebastian Andrzej Siewior
2025-08-13 18:05 ` Tejun Heo
2025-08-18 12:52 ` Sebastian Andrzej Siewior
2025-08-18 17:41 ` Tejun Heo
2025-08-19 15:01 ` Sebastian Andrzej Siewior
2025-08-20 10:36 ` Sebastian Andrzej Siewior
2025-08-20 10:55 ` Sebastian Andrzej Siewior
2025-08-20 19:44 ` Tejun Heo
2025-08-21 9:28 ` Sebastian Andrzej Siewior
2025-08-21 17:10 ` Tejun Heo
2025-08-22 9:48 ` Sebastian Andrzej Siewior
2025-08-22 18:07 ` Tejun Heo
2025-08-26 15:49 ` Sebastian Andrzej Siewior
2025-08-26 16:27 ` Tejun Heo
2025-08-28 16:04 ` Sebastian Andrzej Siewior
2025-08-29 19:34 ` Tejun Heo [this message]
2025-08-13 8:20 ` kernel test robot
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=aLIAx5Cf6mLC2Y_A@slm.duckdns.org \
--to=tj@kernel.org \
--cc=bigeasy@linutronix.de \
--cc=jiangshanlai@gmail.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-rt-devel@lists.linux.dev \
--cc=mingo@redhat.com \
--cc=peterz@infradead.org \
--cc=rostedt@goodmis.org \
--cc=tglx@linutronix.de \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).