linux-kernel - Re: [tip:x86/debug] x86, asm: Fix CFI macro invocations to deal with shortcomings in gas

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Date:	Thu, 21 Oct 2010 23:30:49 +0200
From:	"Alexander van Heukelum" <heukelum@...tmail.fm>
To:	"Ingo Molnar" <mingo@...e.hu>, mingo@...hat.com,
	"H. Peter Anvin" <hpa@...or.com>, linux-kernel@...r.kernel.org,
	"Jan Beulich" <jbeulich@...ell.com>,
	"Thomas Gleixner" <tglx@...utronix.de>, hpa@...ux.intel.com
Cc:	linux-tip-commits@...r.kernel.org
Subject: Re: [tip:x86/debug] x86, asm: Fix CFI macro invocations to deal with
 shortcomings in gas

On Thu, 21 Oct 2010 12:16 +0200, "Ingo Molnar" <mingo@...e.hu> wrote:
> 
> * tip-bot for Jan Beulich <JBeulich@...ell.com> wrote:
> 
> > Commit-ID:  3234282f33b29d349bcada40204fc7c8fda7fe72
> > Gitweb:     http://git.kernel.org/tip/3234282f33b29d349bcada40204fc7c8fda7fe72
> > Author:     Jan Beulich <JBeulich@...ell.com>
> > AuthorDate: Tue, 19 Oct 2010 14:52:26 +0100
> > Committer:  H. Peter Anvin <hpa@...ux.intel.com>
> > CommitDate: Tue, 19 Oct 2010 14:28:02 -0700
> > 
> > x86, asm: Fix CFI macro invocations to deal with shortcomings in gas
> 
> This commit broke the UML build (see the full error log below).
> 
> 	Ingo
> 
> /home/mingo/tip/arch/um/os-Linux/irq.c: In function
> ‘os_waiting_for_events’:
> /home/mingo/tip/arch/um/os-Linux/irq.c:35: error: expected ‘)’ before
> string constant
> /home/mingo/tip/arch/um/os-Linux/irq.c: In function ‘os_free_irq_by_cb’:
> /home/mingo/tip/arch/um/os-Linux/irq.c:94: error: expected ‘)’ before
> string constant

Hi all,

It turns out to generate something like this:
    printk ( ("<3>") "something");
The extra parentheses here break the compile.

Change the sed-program to add the parentheses only for numbers.

Greetings,
    Alexander

View attachment "sedpatch.patch" of type "text/x-patch" (829 bytes)