linux-kernel - Re: [PATCH v2 2/2] hung_task: Enable runtime reset of hung_task_detect

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Message-ID: <ofnruy4luadqs7ut5ks77dx6ic4naqla7vbovcasl6zv6okra5@shgtgnpwblrx>
Date: Mon, 15 Dec 2025 18:38:01 -0500
From: Aaron Tomlin <atomlin@...mlin.com>
To: Lance Yang <lance.yang@...ux.dev>
Cc: sean@...e.io, linux-kernel@...r.kernel.org, pmladek@...e.com, 
	gregkh@...uxfoundation.org, mhiramat@...nel.org, akpm@...ux-foundation.org
Subject: Re: [PATCH v2 2/2] hung_task: Enable runtime reset of
 hung_task_detect_count

On Thu, Dec 11, 2025 at 01:14:38PM +0800, Lance Yang wrote:
> Since the intent is "any write resets to zero", we could skip parsing
> the input entirely (untested):
> 
> 	WRITE_ONCE(sysctl_hung_task_detect_count, 0);
> 	*ppos += *lenp;
> 	return 0;
> 

Hi Lance,

Acknowledged. I will simply test for a 'write' operation.


Kind regards,
-- 
Aaron Tomlin