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Commit 6780711e authored by Yinghai Lu's avatar Yinghai Lu Committed by Ingo Molnar
Browse files

x86: update mptable, fix 



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

Signed-off-by: default avatarYinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent d49c4288

arch/x86/kernel/setup_32.c

+2 −0
Original line number Diff line number Diff line
@@ -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)) {