From: Alan Modra <amodra@bigpond•net.au>
To: Paul Mackerras <paulus@samba•org>
Cc: Stephen Rothwell <sfr@canb•auug.org.au>,
linuxppc-dev@ozlabs•org, linux-next@vger•kernel.org,
"H. Peter Anvin" <hpa@zytor•com>, Ingo Molnar <mingo@elte•hu>,
Thomas Gleixner <tglx@linutronix•de>
Subject: Re: linux-next: powerpc build failure
Date: Thu, 12 Jun 2008 15:03:35 +0930 [thread overview]
Message-ID: <20080612053335.GA22035@bubble.grove.modra.org> (raw)
In-Reply-To: <18512.32267.636550.47385@cargo.ozlabs.ibm.com>
On Thu, Jun 12, 2008 at 11:38:19AM +1000, Paul Mackerras wrote:
> Direct unconditional branches, including procedure calls, can only
> reach +/- 32MB from the address of the branch on powerpc. So if the
> image grows to more than 32MB of text there is a problem unless the
> linker is smart enough to insert trampolines. I don't know whether
> GNU ld is that smart.
It is, but you need to pass --relax to enable generation of the
trampolines.
--
Alan Modra
Australia Development Lab, IBM
next prev parent reply other threads:[~2008-06-12 5:33 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-11 9:27 linux-next: powerpc build failure Stephen Rothwell
2008-06-11 9:59 ` Ingo Molnar
2008-06-12 1:38 ` Paul Mackerras
2008-06-12 5:33 ` Alan Modra [this message]
2008-06-12 7:05 ` Stephen Rothwell
2008-06-12 7:16 ` Ingo Molnar
2008-06-12 7:27 ` Stephen Rothwell
2008-06-12 7:47 ` Ingo Molnar
2008-06-12 7:23 ` Benjamin Herrenschmidt
2008-06-12 7:24 ` Stephen Rothwell
2008-06-12 18:12 ` Sam Ravnborg
2008-06-12 8:15 ` Alan Modra
-- strict thread matches above, loose matches on Subject: below --
2008-11-26 14:34 Stephen Rothwell
2008-11-26 23:16 ` Paul Mackerras
2008-11-27 0:26 ` Peter Teoh
2008-06-10 6:54 Stephen Rothwell
2008-06-10 7:20 ` Benjamin Herrenschmidt
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