From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754949Ab3HWPQt (ORCPT ); Fri, 23 Aug 2013 11:16:49 -0400 Received: from mx1.redhat.com ([209.132.183.28]:17880 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753699Ab3HWPQs (ORCPT ); Fri, 23 Aug 2013 11:16:48 -0400 Message-ID: <1377271002.7359.2.camel@deneb.redhat.com> Subject: [PATCH] arm64: move elf notes into readonly segment From: Mark Salter To: catalin.marinas@arm.com, will.deacon@arm.com Cc: linux-kernel Date: Fri, 23 Aug 2013 11:16:42 -0400 Organization: Red Hat, Inc Content-Type: text/plain; charset="us-ascii" Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The current vmlinux.lds.S places the notes sections between the end of rw data and start of bss. This means that _edata doesn't really point to the end of data. Since notes are read-only, this patch moves them to the read-only segment so that _edata does point to the end of initialized rw data. Signed-off-by: Mark Salter --- arch/arm64/kernel/vmlinux.lds.S | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/arch/arm64/kernel/vmlinux.lds.S b/arch/arm64/kernel/vmlinux.lds.S index f5e5574..f8ab9d8 100644 --- a/arch/arm64/kernel/vmlinux.lds.S +++ b/arch/arm64/kernel/vmlinux.lds.S @@ -71,6 +71,7 @@ SECTIONS RO_DATA(PAGE_SIZE) EXCEPTION_TABLE(8) + NOTES _etext = .; /* End of text and rodata section */ . = ALIGN(PAGE_SIZE); @@ -122,8 +123,6 @@ SECTIONS } _edata_loc = __data_loc + SIZEOF(.data); - NOTES - BSS_SECTION(0, 0, 0) _end = .; -- 1.8.3.1