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x86: reserve exact size of mptable 

Impact: save a bit of RAM

Get the exact size for the reserve_bootmem() call.

Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
LKML-Reference: <49AE4922.605@kernel.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Yinghai Lu 2009-03-04 01:25:54 -08:00 committed by Ingo Molnar
parent 8d4dd919b4
commit f62432395e
1 changed files with 2 additions and 2 deletions
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4
arch/x86/kernel/mpparse.c
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@ -716,10 +716,10 @@ static int __init smp_scan_config(unsigned long base, unsigned long length,
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