From 6780711e9817585f89b02b0556aac3564cbe1f45 Mon Sep 17 00:00:00 2001 From: Yinghai Lu Date: Sun, 8 Jun 2008 19:53:26 -0700 Subject: [PATCH] x86: update mptable, fix need to call early_reserve_e820() to preallocate mptable for 32bit Signed-off-by: Yinghai Lu Signed-off-by: Ingo Molnar --- arch/x86/kernel/setup_32.c | 2 ++ 1 file changed, 2 insertions(+) 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)) { -- 2.39.2