From: Yinghai Lu <yhlu.kernel@gmail.com>
Date: Mon, 9 Jun 2008 02:53:26 +0000 (-0700)
Subject: x86: update mptable, fix
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=6780711e9817585f89b02b0556aac3564cbe1f45;p=mv-sheeva.git

x86: update mptable, fix

need to call early_reserve_e820() to preallocate mptable for 32bit

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

diff --git a/arch/x86/kernel/setup_32.c b/arch/x86/kernel/setup_32.c
index be1a9900367..4fa9f6c4542 100644
--- a/arch/x86/kernel/setup_32.c
+++ b/arch/x86/kernel/setup_32.c
@@ -749,6 +749,8 @@ void __init setup_arch(char **cmdline_p)
 	 */
 	max_pfn = e820_end_of_ram();
 
+	/* preallocate 4k for mptable mpc */
+	early_reserve_e820_mpc_new();
 	/* update e820 for memory not covered by WB MTRRs */
 	mtrr_bp_init();
 	if (mtrr_trim_uncached_memory(max_pfn)) {