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From: Yinghai Lu <yinghai@kernel.org>
To: Ingo Molnar <mingo@elte.hu>, Thomas Gleixner <tglx@linutronix.de>,
	"H. Peter Anvin" <hpa@zytor.com>,
	Andrew Morton <akpm@linux-foundation.org>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: [PATCH] x86: reserve exact size of mptable
Date: Wed, 04 Mar 2009 01:25:54 -0800	[thread overview]
Message-ID: <49AE4922.605@kernel.org> (raw)
In-Reply-To: <49AE4901.3090801@kernel.org>


Impact: cleanup

get the exact size for reserve_bootmem

Signed-off-by: Yinghai Lu <yinghai@kernel.org>

---
 arch/x86/kernel/mpparse.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Index: linux-2.6/arch/x86/kernel/mpparse.c
===================================================================
--- linux-2.6.orig/arch/x86/kernel/mpparse.c
+++ linux-2.6/arch/x86/kernel/mpparse.c
@@ -716,10 +716,10 @@ static int __init smp_scan_config(unsign
 
 			if (!reserve)
 				return 1;
-			reserve_bootmem_generic(virt_to_phys(mpf), PAGE_SIZE,
+			reserve_bootmem_generic(virt_to_phys(mpf), sizeof(*mpf),
 					BOOTMEM_DEFAULT);
 			if (mpf->physptr) {
-				unsigned long size = PAGE_SIZE;
+				unsigned long size = get_mpc_size(mpf->physptr);
 #ifdef CONFIG_X86_32
 				/*
 				 * We cannot access to MPC table to compute

  reply	other threads:[~2009-03-04  9:27 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-03-04  9:22 [PATCH] x86: fix bootmem cross node for 32bit numa Yinghai Lu
2009-03-04  9:24 ` [PATCH] x86: make 32bit init_memory_mapping range change more like 64bit Yinghai Lu
2009-03-04  9:51   ` Pekka Enberg
2009-03-04 20:00   ` [tip:x86/mm] x86: make 32-bit init_memory_mapping range change more like 64-bit Yinghai Lu
2009-03-04  9:25 ` [PATCH] x86: ioremap mptable Yinghai Lu
2009-03-04  9:25   ` Yinghai Lu [this message]
2009-03-04 19:51     ` [PATCH] x86: reserve exact size of mptable Ingo Molnar
2009-03-04 20:01     ` [tip:x86/mm] " Yinghai Lu
2009-03-04 19:50   ` [PATCH] x86: ioremap mptable Ingo Molnar
2009-03-04 20:29     ` Yinghai Lu
2009-03-04 21:06       ` Ingo Molnar
2009-03-04 20:00   ` [tip:x86/mm] " Yinghai Lu
2009-03-04 18:08 ` [PATCH] x86: fix bootmem cross node for 32bit numa -v2 Yinghai Lu
2009-03-04 19:58   ` Ingo Molnar
2009-03-04 20:21     ` Yinghai Lu
2009-03-04 21:12       ` [tip:x86/mm] x86: fix bootmem cross node for 32bit numa, cleanup Yinghai Lu
2009-03-04 20:00 ` [tip:x86/mm] x86: fix bootmem cross node for 32bit numa Yinghai Lu
2009-03-08 23:16   ` Yinghai Lu
2009-03-09  6:58     ` Ingo Molnar

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