linux-kernel - Re: [PATCH v2] hung_task: Add detection count to hung task warning message

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20250724151035.cc2d421d1b1ed20b89be1917@linux-foundation.org>
Date: Thu, 24 Jul 2025 15:10:35 -0700
From: Andrew Morton <akpm@...ux-foundation.org>
To: Lance Yang <lance.yang@...ux.dev>
Cc: Ye Liu <ye.liu@...ux.dev>, Ye Liu <liuye@...inos.cn>,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] hung_task: Add detection count to hung task warning
 message

On Thu, 24 Jul 2025 20:06:52 +0800 Lance Yang <lance.yang@...ux.dev> wrote:

> 
> 
> On 2025/7/24 15:23, Ye Liu wrote:
> > From: Ye Liu <liuye@...inos.cn>
> > 
> > Add [#N] to hung task warnings to show occurrence count.
> > This helps quickly identify warning order when multiple
> > messages appear in logs.
> 
> Hmm... once we have this number, what do we do with it?

Yes, adding to the changelog a more comprehensive description of the
use-cases would help get this patch into Linux.

> While I totally get the desire for a quick reference number, my thinking
> is that the hung_task_detect_count counter is the intended and more
> reliable way for users to check.

But that's what this patch does?  Confused.

> But like I said before, let's see what Andrew thinks ;)

Andrew thinks it's a pain when the title of a patch is changed! 
Fortunately the changelog had a "Link to v1".