linux-kernel - [tip:perf/core] perf tools: Add info about cross compiling for Android ARM

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Message-ID: <tip-cd69ef88a7cbe5ad404454ed8f491e6b16b4e86f@git.kernel.org>
Date:	Tue, 13 Nov 2012 22:31:09 -0800
From:	tip-bot for Joonsoo Kim <js1304@...il.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	acme@...hat.com, linux-kernel@...r.kernel.org, paulus@...ba.org,
	hpa@...or.com, mingo@...nel.org, a.p.zijlstra@...llo.nl,
	penberg@...nel.org, namhyung@...nel.org, jolsa@...hat.com,
	js1304@...il.com, rostedt@...dmis.org, irina.tirdea@...el.com,
	dsahern@...il.com, tglx@...utronix.de
Subject: [tip:perf/core] perf tools:
  Add info about cross compiling for Android ARM

Commit-ID:  cd69ef88a7cbe5ad404454ed8f491e6b16b4e86f
Gitweb:     http://git.kernel.org/tip/cd69ef88a7cbe5ad404454ed8f491e6b16b4e86f
Author:     Joonsoo Kim <js1304@...il.com>
AuthorDate: Mon, 29 Oct 2012 22:41:06 +0900
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Wed, 31 Oct 2012 12:17:49 -0200

perf tools: Add info about cross compiling for Android ARM

Without defining ARCH=arm, building perf for Android ARM will fail,
because it needs architecture specific files.

So add related relevant information to the android documentation.

Signed-off-by: Joonsoo Kim <js1304@...il.com>
Reviewed-by: Namhyung Kim <namhyung@...nel.org>
Cc: David Ahern <dsahern@...il.com>
Cc: Ingo Molnar <mingo@...nel.org>
Cc: Irina Tirdea <irina.tirdea@...el.com>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Pekka Enberg <penberg@...nel.org>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Steven Rostedt <rostedt@...dmis.org>
Link: http://lkml.kernel.org/r/1351518066-4791-1-git-send-email-js1304@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/Documentation/android.txt |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/tools/perf/Documentation/android.txt b/tools/perf/Documentation/android.txt
index a39dbbb..8484c3a 100644
--- a/tools/perf/Documentation/android.txt
+++ b/tools/perf/Documentation/android.txt
@@ -48,7 +48,10 @@ For x86:
 II. Compile perf for Android
 ------------------------------------------------
 You need to run make with the NDK toolchain and sysroot defined above:
-  make CROSS_COMPILE=${NDK_TOOLCHAIN} CFLAGS="--sysroot=${NDK_SYSROOT}"
+For arm:
+  make ARCH=arm CROSS_COMPILE=${NDK_TOOLCHAIN} CFLAGS="--sysroot=${NDK_SYSROOT}"
+For x86:
+  make ARCH=x86 CROSS_COMPILE=${NDK_TOOLCHAIN} CFLAGS="--sysroot=${NDK_SYSROOT}"
 
 III. Install perf
 -----------------------------------------------
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