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Groups > linux.kernel > #1670185

[PATCH 11/23] tools: Adopt __aligned from kernel sources

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From: Arnaldo Carvalho de Melo <acme@redhat.com>

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@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-8jiem6ubg9rlpbs7c2p900no@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.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 0f57a48272ab..bd39b2090ad1 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 94cea4398a13..8d601fbdd8d6 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
-- 
2.9.4

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[GIT PULL 00/23] perf/core improvements and fixes Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-06-20 04:00 +0200
  [PATCH 09/23] tools: Adopt noinline from kernel sources Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-06-20 04:00 +0200
  [PATCH 11/23] tools: Adopt __aligned from kernel sources Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-06-20 04:00 +0200
  [PATCH 08/23] perf tools: Use __maybe_unused consistently Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-06-20 04:00 +0200
  [PATCH 05/23] tools: Adopt __noreturn from kernel sources Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-06-20 04:00 +0200
  [PATCH 18/23] perf ftrace: Show error message when fails to set ftrace files Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-06-20 04:00 +0200
  [PATCH 03/23] perf config: Invert an if statement to reduce nesting in cmd_config() Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-06-20 04:00 +0200
  [PATCH 19/23] perf ftrace: Move setup_pager before opening trace_pipe Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-06-20 04:00 +0200
  [PATCH 13/23] perf intel-pt/bts: Remove unused SAMPLE_SIZE defines and bts priv array Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-06-20 04:00 +0200
  [PATCH 12/23] perf coresight: Remove superfluous check before use Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-06-20 04:10 +0200
  [PATCH 06/23] tools: Adopt __printf from kernel sources Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-06-20 04:10 +0200
  [PATCH 17/23] perf script: Support -F brstackoff,dso Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-06-20 04:10 +0200
  Re: [GIT PULL 00/23] perf/core improvements and fixes Ingo Molnar <mingo@kernel.org> - 2017-06-20 11:00 +0200

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