From: Andi Kleen <ak@suse.de>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Sam Ravnborg <sam@ravnborg.org>,
ak@suse.de, bwalle@suse.de, linux-kernel@vger.kernel.org,
kexec@lists.infradead.org, vgoyal@in.ibm.com
Subject: Re: [patch 1/3] Add BSS to resource tree
Date: Fri, 19 Oct 2007 00:45:51 +0200 [thread overview]
Message-ID: <20071018224550.GD3459@bingen.suse.de> (raw)
In-Reply-To: <20071018153751.c9c458c8.akpm@linux-foundation.org>
On Thu, Oct 18, 2007 at 03:37:51PM -0700, Andrew Morton wrote:
> On Fri, 19 Oct 2007 00:18:13 +0200
> Sam Ravnborg <sam@ravnborg.org> wrote:
>
> > And I recall that extern char sym[] is considered correct by binutils
> > people - but I'm not 100% sure and google did not give me an appropriate hit.
>
> An ancient memory tells me that these things are traditionally
> declared as plain old int:
>
> extern int start;
> extern int edata;
int is probably one of the less useful types. Typical operation is computing
the difference between two symbols in bytes. &int without cast would give
you a useless scaled size.
-Andi
next prev parent reply other threads:[~2007-10-18 22:46 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-18 11:15 [patch 0/3] Protect crashkernel against BSS overlap Bernhard Walle
2007-10-18 11:15 ` [patch 1/3] Add BSS to resource tree Bernhard Walle
2007-10-18 21:26 ` Andrew Morton
2007-10-18 21:48 ` Andi Kleen
2007-10-18 21:58 ` Sam Ravnborg
2007-10-18 22:00 ` Andi Kleen
2007-10-18 22:18 ` Sam Ravnborg
2007-10-18 22:20 ` Andi Kleen
2007-10-18 22:37 ` Andrew Morton
2007-10-18 22:45 ` Andi Kleen [this message]
2007-10-19 0:27 ` Jeremy Fitzhardinge
2007-10-19 12:52 ` Bernhard Walle
2007-10-19 14:48 ` Bernhard Walle
2007-10-18 11:15 ` [patch 2/3] Introduce BOOTMEM_EXCLUSIVE Bernhard Walle
2007-10-18 11:15 ` [patch 3/3] Use BOOTMEM_EXCLUSIVE on x86 Bernhard Walle
-- strict thread matches above, loose matches on Subject: below --
2007-10-16 16:28 [patch 0/3] Protect crashkernel against BSS overlap Bernhard Walle
2007-10-16 16:28 ` [patch 1/3] Add BSS to resource tree Bernhard Walle
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