linux-kernel - Re: [Xen-devel] Re: linux-next: Tree for July 25 (xen)

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Date:	Sat, 06 Aug 2011 11:22:15 -0700
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
CC:	Ingo Molnar <mingo@...e.hu>,
	Stephen Rothwell <sfr@...b.auug.org.au>,
	xen-devel@...ts.xensource.com, LKML <linux-kernel@...r.kernel.org>,
	virtualization@...ts.linux-foundation.org,
	Jeremy Fitzhardinge <jeremy.fitzhardinge@...rix.com>,
	linux-next@...r.kernel.org, "H. Peter Anvin" <hpa@...or.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Steven Rostedt <rostedt@...dmis.org>
Subject: Re: [Xen-devel] Re: linux-next: Tree for July 25 (xen)

On 08/05/2011 06:58 PM, Konrad Rzeszutek Wilk wrote:
> On Fri, Aug 05, 2011 at 11:14:23PM +0200, Ingo Molnar wrote:
>> * Ingo Molnar <mingo@...e.hu> wrote:
>>
>>> * Randy Dunlap <rdunlap@...otime.net> wrote:
>>>
>>>> On 08/04/11 15:40, Konrad Rzeszutek Wilk wrote:
>>>>> On Thu, Aug 04, 2011 at 06:32:59PM -0400, Konrad Rzeszutek Wilk wrote:
>>>>>>>>> These build failures are still triggering upstream:
>>>>>>>>>
>>>>>>>>>  arch/x86/xen/trace.c:44:2: error: array index in initializer not of integer type
>>>>>>>>>  arch/x86/xen/trace.c:44:2: error: (near initialization for ‘xen_hypercall_names’)
>>>>>>>>>  arch/x86/xen/trace.c:45:1: error: ‘__HYPERVISOR_arch_4’ undeclared here (not in a function)
>>>>>>>>>  arch/x86/xen/trace.c:45:2: error: array index in initializer not of integer type
>>>>>>>>>  arch/x86/xen/trace.c:45:2: error: (near initialization for ‘xen_hypercall_names’)
>>>>>>>> Oh, that I haven't seen. Can you send me the .config for that please.
>>>>>>> You can't be trying very hard then.  I see lots of these (but no,
>>>>>> Ah, I am getting it now. Thanks for reporting it.
>>>>> This should do the trick:
>>>> Acked-by: Randy Dunlap <rdunlap@...otime.net>
>>> That patch did the trick here too:
>>>
>>> Acked-by: Ingo Molnar <mingo@...e.hu>
>> Except that i'm still seeing the occasional build failure - see the 
>> error log below. Config attached.
> Much appreciate for the report. I believe this fix (which I think hit
> linux-next yesterday?) should do that:
>
> commit 1e9ea2656b656edd3c8de98675bbc0340211b5bd
> Author: Jeremy Fitzhardinge <jeremy@...p.org>
> Date:   Wed Aug 3 09:43:44 2011 -0700
>
>      xen/tracing: it looks like we wanted CONFIG_FTRACE
>     
>     Apparently we wanted CONFIG_FTRACE rather the CONFIG_FUNCTION_TRACER.
>     
>     Reported-by: Sander Eikelenboom <linux@...elenboom.it>
>     Tested-by: Sander Eikelenboom <linux@...elenboom.it>
>     Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@...rix.com>
>     Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
>
> diff --git a/arch/x86/xen/Makefile b/arch/x86/xen/Makefile
> index 45e94ac..3326204 100644
> --- a/arch/x86/xen/Makefile
> +++ b/arch/x86/xen/Makefile
> @@ -15,7 +15,7 @@ obj-y		:= enlighten.o setup.o multicalls.o mmu.o irq.o \
>  			grant-table.o suspend.o platform-pci-unplug.o \
>  			p2m.o
>  
> -obj-$(CONFIG_FUNCTION_TRACER) += trace.o
> +obj-$(CONFIG_FTRACE) += trace.o
>  

I'm not sure this is correct either.  Maybe it should be
CONFIG_TRACEPOINTS?  Steven?

Thanks,
    J
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