linux-kernel - Re: [PATCH 2/3] ARM: Add static kernel function stack size analyzer, for ARM

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Message-ID: <1861853.vLiqXrnQg4@wuerfel>
Date:	Wed, 19 Oct 2011 12:45:50 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	linux-arm-kernel@...ts.infradead.org
Cc:	Tim Bird <tim.bird@...sony.com>,
	Russell King <rmk@....linux.org.uk>,
	Andi Kleen <andi@...stfloor.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	linux kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/3] ARM: Add static kernel function stack size analyzer, for ARM

On Tuesday 18 October 2011 16:31:50 Tim Bird wrote:
> 
> This tool can be used to analyze the function stack size for ARM kernels,
> statically, based on a disassembly of vmlinux (or an individual .o file
> 
> Signed-off-by: Tim Bird <tim.bird@...sony.com>

Hi Tim,

I thought we now had a gcc option for this. gcc documentation points to -Wstack-usage=XXX.
This was first introduced on s390 in architecture specific gcc code, but should now work
everywhere.

	Arnd
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