linux-kernel - [tip:perf/core] tools: Adopt _

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Date:   Tue, 20 Jun 2017 02:00:56 -0700
From:   tip-bot for Arnaldo Carvalho de Melo <tipbot@...or.com>
To:     linux-tip-commits@...r.kernel.org
Cc:     jolsa@...nel.org, adrian.hunter@...el.com,
        linux-kernel@...r.kernel.org, dsahern@...il.com,
        wangnan0@...wei.com, hpa@...or.com, mingo@...nel.org,
        namhyung@...nel.org, acme@...hat.com, tglx@...utronix.de
Subject: [tip:perf/core] tools: Adopt __aligned from kernel sources

Commit-ID:  5c97cac63ac24c78c8126958a453774e49e706dd
Gitweb:     http://git.kernel.org/tip/5c97cac63ac24c78c8126958a453774e49e706dd
Author:     Arnaldo Carvalho de Melo <acme@...hat.com>
AuthorDate: Fri, 16 Jun 2017 11:39:15 -0300
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Mon, 19 Jun 2017 15:27:08 -0300

tools: Adopt __aligned from kernel sources

To have a more compact way to ask the compiler to use a specific
alignment, making tools/ look more like kernel source code.

Cc: Adrian Hunter <adrian.hunter@...el.com>
Cc: David Ahern <dsahern@...il.com>
Cc: Jiri Olsa <jolsa@...nel.org>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Wang Nan <wangnan0@...wei.com>
Link: http://lkml.kernel.org/n/tip-8jiem6ubg9rlpbs7c2p900no@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/include/linux/compiler-gcc.h | 1 +
 tools/perf/util/evlist.h           | 3 ++-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/tools/include/linux/compiler-gcc.h b/tools/include/linux/compiler-gcc.h
index 0f57a48..bd39b20 100644
--- a/tools/include/linux/compiler-gcc.h
+++ b/tools/include/linux/compiler-gcc.h
@@ -26,5 +26,6 @@
 
 #define __noreturn	__attribute__((noreturn))
 
+#define __aligned(x)	__attribute__((aligned(x)))
 #define __printf(a, b)	__attribute__((format(printf, a, b)))
 #define __scanf(a, b)	__attribute__((format(scanf, a, b)))
diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h
index 94cea43..8d601fb 100644
--- a/tools/perf/util/evlist.h
+++ b/tools/perf/util/evlist.h
@@ -1,6 +1,7 @@
 #ifndef __PERF_EVLIST_H
 #define __PERF_EVLIST_H 1
 
+#include <linux/compiler.h>
 #include <linux/kernel.h>
 #include <linux/refcount.h>
 #include <linux/list.h>
@@ -34,7 +35,7 @@ struct perf_mmap {
 	refcount_t	 refcnt;
 	u64		 prev;
 	struct auxtrace_mmap auxtrace_mmap;
-	char		 event_copy[PERF_SAMPLE_MAX_SIZE] __attribute__((aligned(8)));
+	char		 event_copy[PERF_SAMPLE_MAX_SIZE] __aligned(8);
 };
 
 static inline size_t