Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933777AbZEAAbq (ORCPT ); Thu, 30 Apr 2009 20:31:46 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1765898AbZEAAIq (ORCPT ); Thu, 30 Apr 2009 20:08:46 -0400 Received: from BISCAYNE-ONE-STATION.MIT.EDU ([18.7.7.80]:62761 "EHLO biscayne-one-station.mit.edu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1765749AbZEAAIp (ORCPT ); Thu, 30 Apr 2009 20:08:45 -0400 From: Tim Abbott To: Sam Ravnborg Cc: Linux kernel mailing list , Anders Kaseorg , Waseem Daher , Denys Vlasenko , Jeff Arnold , Martin Schwidefsky , Heiko Carstens , linux-s390@vger.kernel.org, Tim Abbott , Cyrill Gorcunov , Sam Ravnborg Subject: [PATCH 1/6] s390: Use macros for .data.page_aligned. Date: Thu, 30 Apr 2009 19:57:16 -0400 Message-Id: <1241135841-9619-2-git-send-email-tabbott@mit.edu> X-Mailer: git-send-email 1.6.2.1 In-Reply-To: <1241135841-9619-1-git-send-email-tabbott@mit.edu> References: <1241135841-9619-1-git-send-email-tabbott@mit.edu> X-Spam-Flag: NO X-Spam-Score: 0.00 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3086 Lines: 99 .data.page_aligned should not need a separate output section, so as part of this cleanup I moved into the .data output section in the linker scripts in order to eliminate unnecessary references to the section name. Remove the reference to .data.idt, since nothing is put into the .data.idt section on the s390 architecture. It looks like Cyrill Gorcunov posted a patch to remove the .data.idt code on s390 previously: CCing him and the people who acked that patch in case there's a reason it wasn't applied. Signed-off-by: Tim Abbott Cc: Martin Schwidefsky Cc: Cyrill Gorcunov Cc: Sam Ravnborg --- arch/s390/kernel/vdso.c | 2 +- arch/s390/kernel/vdso32/vdso32_wrapper.S | 3 ++- arch/s390/kernel/vdso64/vdso64_wrapper.S | 3 ++- arch/s390/kernel/vmlinux.lds.S | 6 +----- 4 files changed, 6 insertions(+), 8 deletions(-) diff --git a/arch/s390/kernel/vdso.c b/arch/s390/kernel/vdso.c index 89b2e7f..5d7e703 100644 --- a/arch/s390/kernel/vdso.c +++ b/arch/s390/kernel/vdso.c @@ -64,7 +64,7 @@ __setup("vdso=", vdso_setup); static union { struct vdso_data data; u8 page[PAGE_SIZE]; -} vdso_data_store __attribute__((__section__(".data.page_aligned"))); +} vdso_data_store __page_aligned_data; struct vdso_data *vdso_data = &vdso_data_store.data; /* diff --git a/arch/s390/kernel/vdso32/vdso32_wrapper.S b/arch/s390/kernel/vdso32/vdso32_wrapper.S index 61639a8..ae42f8c 100644 --- a/arch/s390/kernel/vdso32/vdso32_wrapper.S +++ b/arch/s390/kernel/vdso32/vdso32_wrapper.S @@ -1,7 +1,8 @@ #include +#include #include - .section ".data.page_aligned" + __PAGE_ALIGNED_DATA .globl vdso32_start, vdso32_end .balign PAGE_SIZE diff --git a/arch/s390/kernel/vdso64/vdso64_wrapper.S b/arch/s390/kernel/vdso64/vdso64_wrapper.S index d8e2ac1..c245842 100644 --- a/arch/s390/kernel/vdso64/vdso64_wrapper.S +++ b/arch/s390/kernel/vdso64/vdso64_wrapper.S @@ -1,7 +1,8 @@ #include +#include #include - .section ".data.page_aligned" + __PAGE_ALIGNED_DATA .globl vdso64_start, vdso64_end .balign PAGE_SIZE diff --git a/arch/s390/kernel/vmlinux.lds.S b/arch/s390/kernel/vmlinux.lds.S index 89399b8..d552089 100644 --- a/arch/s390/kernel/vmlinux.lds.S +++ b/arch/s390/kernel/vmlinux.lds.S @@ -59,6 +59,7 @@ SECTIONS } :data .data : { /* Data */ + PAGE_ALIGNED_DATA DATA_DATA CONSTRUCTORS } @@ -71,11 +72,6 @@ SECTIONS . = ALIGN(PAGE_SIZE); __nosave_end = .; - . = ALIGN(PAGE_SIZE); - .data.page_aligned : { - *(.data.idt) - } - . = ALIGN(0x100); .data.cacheline_aligned : { *(.data.cacheline_aligned) -- 1.6.2.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/