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From: Kees Cook <keescook@chromium.org>
To: "Guilherme G. Piccoli" <gpiccoli@canonical.com>
Cc: randy Dunlap <rdunlap@infradead.org>,
	linux-doc@vger.kernel.org, penguin-kernel@I-love.SAKURA.ne.jp,
	linux-api@vger.kernel.org, kernel@gpiccoli.net,
	linux-kernel@vger.kernel.org, cocci@systeme.lip6.fr,
	linux-fsdevel@vger.kernel.org, tglx@linutronix.de,
	yzaikin@google.com, akpm@linux-foundation.org,
	Vlastimil Babka <vbabka@suse.cz>
Subject: Re: [Cocci] [PATCH V2] kernel/hung_task.c: Introduce sysctl to print all traces when a hung task is detected
Date: Tue, 24 Mar 2020 11:20:55 -0700
Message-ID: <202003241119.A666E1C694@keescook> (raw)
In-Reply-To: <eee335a2-e673-39bf-ae64-e49c66f74255@canonical.com>

On Tue, Mar 24, 2020 at 09:45:40AM -0300, Guilherme G. Piccoli wrote:
> Thanks Randy and Vlastimil for the comments. I really liked your
> approach Vlastimil, I agree that we have no reason to not have a generic
> sysctl setting via cmdline mechanism - I'll rework this patch removing
> the kernel parameter (same for other patch I just submitted).

I've been thinking we'll likely want to have a big patch series that
removes all the old "duplicate" boot params and adds some kind of
"alias" mechanism.

Vlastimil, have you happened to keep a list of other "redundant" boot
params you've noticed in the kernel? I bet there are a lot. :)

-- 
Kees Cook
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Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-23 21:46 Guilherme G. Piccoli
2020-03-23 21:51 ` Kees Cook
2020-03-23 23:39 ` Randy Dunlap
2020-03-24  8:27 ` Vlastimil Babka
2020-03-24 12:45   ` Guilherme G. Piccoli
2020-03-24 18:20     ` Kees Cook [this message]
2020-03-25  9:33       ` Vlastimil Babka

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