From: Sam Ravnborg <sam@ravnborg.org>
To: Paul Mackerras <paulus@samba.org>
Cc: linuxppc-dev@ozlabs.org,
Linus Torvalds <torvalds@linux-foundation.org>,
linux-kernel@vger.kernel.org, Tim Abbott <tabbott@MIT.EDU>
Subject: Re: Please revert edada399 and 9203fc9c
Date: Tue, 28 Apr 2009 10:35:28 +0200 [thread overview]
Message-ID: <20090428083528.GA17622@uranus.ravnborg.org> (raw)
In-Reply-To: <18934.35969.872225.70725@cargo.ozlabs.ibm.com>
On Tue, Apr 28, 2009 at 02:56:33PM +1000, Paul Mackerras wrote:
> Linus,
>
> Please revert commits edada399 ("powerpc: Use TEXT_TEXT macro in
> linker script.") and 9203fc9c ("powerpc: Use __REF macro instead of
> old .text.init.refok."), which depends on edada399.
>
> Commit edada399 breaks the build because it moves the __ftr_alt_*
> sections of a file away from the .text section, causing link failures
> due to relative conditional branch targets being too far away from the
> branch instructions. This happens on pretty much all 64-bit powerpc
> configs.
>
> Clearly these patches were never even build-tested. They were never
> acked by the powerpc maintainer (Ben) - because he was on vacation -
> and they weren't sent to the deputy maintainer (me) or the relevant
> mailing list (linuxppc-dev).
This is partly my fault :-(
I acked them as I did not see the issue with conditional branches.
Could I ask you to add a comment to the lds file about this.
Sam
next prev parent reply other threads:[~2009-04-28 8:33 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-04-28 4:56 Please revert edada399 and 9203fc9c Paul Mackerras
2009-04-28 8:35 ` Sam Ravnborg [this message]
2009-04-28 20:52 ` Benjamin Herrenschmidt
2009-04-28 15:47 ` Tim Abbott
2009-04-29 0:22 ` Linus Torvalds
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