linux-kernel - Re: [PATCH 2/2] UML - Add stack usage monitoring

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Message-Id: <20070619115422.de61abd5.akpm@linux-foundation.org>
Date:	Tue, 19 Jun 2007 11:54:22 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Jeff Dike <jdike@...toit.com>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	uml-devel <user-mode-linux-devel@...ts.sourceforge.net>
Subject: Re: [PATCH 2/2] UML - Add stack usage monitoring

On Tue, 19 Jun 2007 14:42:45 -0400
Jeff Dike <jdike@...toit.com> wrote:

> Add a machanism to see how much of a kernel stack is used.  This
> allocates zeroed stacks and sees where the lowest non-zero byte is on
> process exit.  It keeps track of the lowest value and logs values as
> they get lower.
> 

remind us again why the generic code is unsuitable?

> +	for(p = stack; p < end; p++){
> +		if(*p != 0)
> +	if(left < lowest_to_date){

Are there any plans to fix UML coding style?
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