linux-kernel - Re: [PATCH 1/1] perf tools: Fix build break on powerpc

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Message-ID: <20160328122558.GE32162@kernel.org>
Date:	Mon, 28 Mar 2016 09:25:58 -0300
From:	Arnaldo Carvalho de Melo <acme@...nel.org>
To:	Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>
Cc:	Ingo Molnar <mingo@...hat.com>,
	Michael Ellerman <mpe@...erman.id.au>,
	Jiri Olsa <jolsa@...hat.com>, linux-kernel@...r.kernel.org,
	linuxppc-dev@...ts.ozlabs.org
Subject: Re: [PATCH 1/1] perf tools: Fix build break on powerpc

Em Sat, Mar 26, 2016 at 11:01:47AM -0700, Sukadev Bhattiprolu escreveu:
> From 502e8236082412db1d33abfad95aaf14b539502e Mon Sep 17 00:00:00 2001
> From: Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>
> Date: Sat, 26 Mar 2016 17:31:39 -0400
> Subject: [PATCH 1/1] perf tools: Fix build break on powerpc
> MIME-Version: 1.0
> Content-Type: text/plain; charset=UTF-8
> Content-Transfer-Encoding: 8bit
> 
> 'Commit 531d2410635c ("perf tools: Do not include stringify.h from the
> kernel sources")' seems to have accidentially removed the inclusion of
> "util/header.h" from "arch/powerpc/util/header.c".

My bad, will push this via perf/urgent, after fixing what Jiri reported.
 
> "util/header.h" provides the prototype for get_cpuid() and is needed to
> build perf on Powerpc.
> 
> 	arch/powerpc/util/header.c:17:1: error: no previous prototype for
> 	‘get_cpuid’ [-Werror=missing-prototypes]
> 
> Reported-by: Michael Ellerman <mpe@...erman.id.au>
> Signed-off-by: Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>
> ---
>  tools/perf/arch/powerpc/util/header.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/tools/perf/arch/powerpc/util/header.c b/tools/perf/arch/powerpc/util/header.c
> index 6138bde..5111e34 100644
> --- a/tools/perf/arch/powerpc/util/header.c
> +++ b/tools/perf/arch/powerpc/util/header.c
> @@ -4,6 +4,7 @@
>  #include <stdlib.h>
>  #include <string.h>
>  #include <linux/stringify.h>
> +#include "../../util/header.h"
>  
>  #define mfspr(rn)       ({unsigned long rval; \
>  			 asm volatile("mfspr %0," __stringify(rn) \
> -- 
> 1.8.3.1