From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752466Ab1GLJQb (ORCPT ); Tue, 12 Jul 2011 05:16:31 -0400 Received: from mail-bw0-f46.google.com ([209.85.214.46]:61601 "EHLO mail-bw0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752391Ab1GLJQ1 (ORCPT ); Tue, 12 Jul 2011 05:16:27 -0400 From: Tejun Heo To: mingo@redhat.com, hpa@zytor.com, tglx@linutronix.de, benh@kernel.crashing.org, yinghai@kernel.org, davem@davemloft.net Cc: linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, x86@kernel.org, Tejun Heo Subject: [PATCH 12/13] memblock, x86: Make ARCH_DISCARD_MEMBLOCK a config option Date: Tue, 12 Jul 2011 11:16:05 +0200 Message-Id: <1310462166-31469-13-git-send-email-tj@kernel.org> X-Mailer: git-send-email 1.7.6 In-Reply-To: <1310462166-31469-1-git-send-email-tj@kernel.org> References: <1310462166-31469-1-git-send-email-tj@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Make ARCH_DISCARD_MEMBLOCK a config option so that it can be handled together with other MEMBLOCK options. Signed-off-by: Tejun Heo Cc: Yinghai Lu Cc: Benjamin Herrenschmidt Cc: Thomas Gleixner Cc: Ingo Molnar Cc: "H. Peter Anvin" --- arch/x86/Kconfig | 1 + arch/x86/include/asm/memblock.h | 2 -- include/linux/memblock.h | 2 +- mm/Kconfig | 3 +++ mm/memblock.c | 2 +- 5 files changed, 6 insertions(+), 4 deletions(-) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 91aa1b4e..30f4571 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -26,6 +26,7 @@ config X86 select HAVE_KPROBES select HAVE_MEMBLOCK select HAVE_MEMBLOCK_NODE_MAP + select ARCH_DISCARD_MEMBLOCK select ARCH_WANT_OPTIONAL_GPIOLIB select ARCH_WANT_FRAME_POINTERS select HAVE_DMA_ATTRS diff --git a/arch/x86/include/asm/memblock.h b/arch/x86/include/asm/memblock.h index 17a882e..bc56670 100644 --- a/arch/x86/include/asm/memblock.h +++ b/arch/x86/include/asm/memblock.h @@ -1,8 +1,6 @@ #ifndef _X86_MEMBLOCK_H #define _X86_MEMBLOCK_H -#define ARCH_DISCARD_MEMBLOCK - void memblock_x86_reserve_range(u64 start, u64 end, char *name); void memblock_x86_free_range(u64 start, u64 end); diff --git a/include/linux/memblock.h b/include/linux/memblock.h index 013dfe0..f2611d7 100644 --- a/include/linux/memblock.h +++ b/include/linux/memblock.h @@ -197,7 +197,7 @@ static inline unsigned long memblock_region_reserved_end_pfn(const struct memblo region++) -#ifdef ARCH_DISCARD_MEMBLOCK +#ifdef CONFIG_ARCH_DISCARD_MEMBLOCK #define __init_memblock __init #define __initdata_memblock __initdata #else diff --git a/mm/Kconfig b/mm/Kconfig index 30a5d47..7c56971 100644 --- a/mm/Kconfig +++ b/mm/Kconfig @@ -134,6 +134,9 @@ config HAVE_MEMBLOCK config HAVE_MEMBLOCK_NODE_MAP boolean +config ARCH_DISCARD_MEMBLOCK + boolean + # eventually, we can have this option just 'select SPARSEMEM' config MEMORY_HOTPLUG bool "Allow for memory hot-add" diff --git a/mm/memblock.c b/mm/memblock.c index 4d318bf..8971d06 100644 --- a/mm/memblock.c +++ b/mm/memblock.c @@ -958,7 +958,7 @@ static int __init early_memblock(char *p) } early_param("memblock", early_memblock); -#if defined(CONFIG_DEBUG_FS) && !defined(ARCH_DISCARD_MEMBLOCK) +#if defined(CONFIG_DEBUG_FS) && !defined(CONFIG_ARCH_DISCARD_MEMBLOCK) static int memblock_debug_show(struct seq_file *m, void *private) { -- 1.7.6