linux-kernel - Re: 4KSTACKS + DEBUG

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Date:	Fri, 31 Aug 2007 18:16:09 +0100
From:	Denys Vlasenko <vda.linux@...glemail.com>
To:	Jörn Engel <joern@...fs.org>
Cc:	Eric Sandeen <sandeen@...hat.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Jesper Juhl <jesper.juhl@...il.com>
Subject: Re: 4KSTACKS + DEBUG_STACKOVERFLOW harmful

On Friday 31 August 2007 15:35, Jörn Engel wrote:
> On Fri, 31 August 2007 12:11:25 +0100, Denys Vlasenko wrote:
> > 
> > KSYM_NAME_LEN = 128 sounds stupid. The name which is wider than 80 chars??
> > Kernel shouldn't have names that long.
> > Say, 50 chars ought to be enough.
> 
> Might be an enforcement problem, unless someone also writes a
> check_name_len.pl or so.

It's trivial to do it in scripts/mksysmap (script which generates System.map)

Currently it simply does

$NM -n $1 | grep -v '\( [aUw] \)\|\(__crc_\)\|\( \$[adt]\)' > $2

--
vda
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