linux-kernel - Re: [PATCH] debug: Deprecate BUG_ON() use in new code, introduce CRASH

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Message-ID: <20150608112702.GA20511@gmail.com>
Date:	Mon, 8 Jun 2015 13:27:02 +0200
From:	Ingo Molnar <mingo@...nel.org>
To:	Alexander Holler <holler@...oftware.de>
Cc:	Richard Weinberger <richard.weinberger@...il.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Tejun Heo <htejun@...il.com>,
	Louis Langholtz <lou_langholtz@...com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Trivial patch monkey <trivial@...nel.org>,
	Rusty Russell <rusty@...tcorp.com.au>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Thomas Gleixner <tglx@...utronix.de>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: [PATCH] debug: Deprecate BUG_ON() use in new code, introduce
 CRASH_ON()


* Alexander Holler <holler@...oftware.de> wrote:

> > I am pretty certain that Greg would have applied such a patch in an eye blink.
> 
> As you've said it, *probably*. But such a simple exit path as you're proposing 
> doesn't always exist. [...]

As I said it's case by case. I discussed your example (which was a deficient patch 
for multiple reasons) but we'd be wasting everyone's time by discussion 
hypothethical situations.

Thanks,

	Ingo
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