From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752335AbdFTB5z (ORCPT ); Mon, 19 Jun 2017 21:57:55 -0400 Received: from mail.kernel.org ([198.145.29.99]:60432 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752253AbdFTB5y (ORCPT ); Mon, 19 Jun 2017 21:57:54 -0400 DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A41D5239D4 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=acme@kernel.org From: Arnaldo Carvalho de Melo To: Ingo Molnar Cc: linux-kernel@vger.kernel.org, Arnaldo Carvalho de Melo , Adrian Hunter , David Ahern , Jiri Olsa , Namhyung Kim , Wang Nan Subject: [PATCH 10/23] tools: Adopt __packed from kernel sources Date: Mon, 19 Jun 2017 22:54:46 -0300 Message-Id: <20170620015459.29381-11-acme@kernel.org> X-Mailer: git-send-email 2.9.4 In-Reply-To: <20170620015459.29381-1-acme@kernel.org> References: <20170620015459.29381-1-acme@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Arnaldo Carvalho de Melo To have a more compact way to ask the compiler to not insert alignment paddings in a struct, making tools/ look more like kernel source code. Cc: Adrian Hunter Cc: David Ahern Cc: Jiri Olsa Cc: Namhyung Kim Cc: Wang Nan Link: http://lkml.kernel.org/n/tip-byp46nr7hsxvvyc9oupfb40q@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/include/linux/compiler-gcc.h | 2 ++ tools/perf/util/genelf_debug.c | 5 +++-- 2 files changed, 5 insertions(+), 2 deletions(-) diff --git a/tools/include/linux/compiler-gcc.h b/tools/include/linux/compiler-gcc.h index c13e6f7d5a2a..0f57a48272ab 100644 --- a/tools/include/linux/compiler-gcc.h +++ b/tools/include/linux/compiler-gcc.h @@ -22,6 +22,8 @@ #define noinline __attribute__((noinline)) +#define __packed __attribute__((packed)) + #define __noreturn __attribute__((noreturn)) #define __printf(a, b) __attribute__((format(printf, a, b))) diff --git a/tools/perf/util/genelf_debug.c b/tools/perf/util/genelf_debug.c index 5980f7d256b1..40789d8603d0 100644 --- a/tools/perf/util/genelf_debug.c +++ b/tools/perf/util/genelf_debug.c @@ -11,6 +11,7 @@ * @remark Copyright 2007 OProfile authors * @author Philippe Elie */ +#include #include #include #include @@ -125,7 +126,7 @@ struct debug_line_header { * and filesize, last entry is followed by en empty string. */ /* follow the first program statement */ -} __attribute__((packed)); +} __packed; /* DWARF 2 spec talk only about one possible compilation unit header while * binutils can handle two flavours of dwarf 2, 32 and 64 bits, this is not @@ -138,7 +139,7 @@ struct compilation_unit_header { uhalf version; uword debug_abbrev_offset; ubyte pointer_size; -} __attribute__((packed)); +} __packed; #define DW_LNS_num_opcode (DW_LNS_set_isa + 1) -- 2.9.4