linux-kernel - [PATCH] Documentation: insert an additional information to android.txt

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Message-Id: <1351518066-4791-1-git-send-email-js1304@gmail.com>
Date:	Mon, 29 Oct 2012 22:41:06 +0900
From:	Joonsoo Kim <js1304@...il.com>
To:	Arnaldo Carvalho de Melo <acme@...hat.com>
Cc:	linux-kernel@...r.kernel.org, Joonsoo Kim <js1304@...il.com>,
	Irina Tirdea <irina.tirdea@...el.com>,
	David Ahern <dsahern@...il.com>,
	Ingo Molnar <mingo@...nel.org>, Jiri Olsa <jolsa@...hat.com>,
	Namhyung Kim <namhyung@...nel.org>,
	Paul Mackerras <paulus@...ba.org>,
	Pekka Enberg <penberg@...nel.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Steven Rostedt <rostedt@...dmis.org>
Subject: [PATCH] Documentation: insert an additional information to android.txt

Without defining ARCH=arm, building a perf for Android ARM will be failed,
because it needs architecture specific files.
So add related information to a document.

Signed-off-by: Joonsoo Kim <js1304@...il.com>

Cc: Irina Tirdea <irina.tirdea@...el.com>
Cc: David Ahern <dsahern@...il.com>
Cc: Ingo Molnar <mingo@...nel.org>
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>

---
It is based on git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git,
perf-core-for-mingo branch.

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
 -----------------------------------------------
-- 
1.7.9.5

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