linux-kernel - Re: [PATCH] xen: xen: compile irq functions without -pg for ftrace

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Date:	Mon, 28 Jul 2008 12:50:33 -0700
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	Sam Ravnborg <sam@...nborg.org>
CC:	Ingo Molnar <mingo@...e.hu>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	"Alex Nixon (Intern)" <Alex.Nixon@...citrix.com>,
	Eduardo Habkost <ehabkost@...hat.com>
Subject: Re: [PATCH] xen: xen: compile irq functions without -pg for ftrace

Sam Ravnborg wrote:
> On Mon, Jul 28, 2008 at 11:53:57AM -0700, Jeremy Fitzhardinge wrote:
>   
>> For some reason I managed to miss a bunch of irq-related functions
>> which also need to be compiled without -pg when using ftrace.  This
>> patch moves them into their own file, and starts a cleanup process
>> I've been meaning to do anyway.
>>
>> [ Sam, Ingo: I think the problem was that I enabled CONFIG_FTRACE
>>  but didn't do a clean build.  Shouldn't the build-system notice
>>  that the config changes the CFLAGS and rebuild everything?  That
>>  didn't seem to happen in this case. ]
>>     
>
> The build system usually does this.
> And I have no reports that this has regressed until now.
> What file?
> Can you tell me how to reproduce it?
>   

OK.  It was just a suspicion.  I'll try to confirm what's really going on.

    J
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