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authorYinghai Lu <yinghai@kernel.org>2009-03-04 01:25:54 -0800
committerIngo Molnar <mingo@elte.hu>2009-03-04 20:55:04 +0100
commitf62432395ec54e93f113091bcb2e2017eeed7683 (patch)
treeeafd86c9f4955990774ed4766568c4de4a437c77 /arch/x86/kernel/mpparse.c
parent8d4dd919b46ed982da6ef6bf6fcec454cd7a5b1b (diff)
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>
Diffstat (limited to 'arch/x86/kernel/mpparse.c')
-rw-r--r--arch/x86/kernel/mpparse.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/kernel/mpparse.c b/arch/x86/kernel/mpparse.c
index ae9060cb448..e8192401da4 100644
--- a/arch/x86/kernel/mpparse.c
+++ b/arch/x86/kernel/mpparse.c
@@ -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