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Diffstat (limited to 'arch/x86/kernel/mpparse.c')
-rw-r--r--arch/x86/kernel/mpparse.c18
1 files changed, 6 insertions, 12 deletions
diff --git a/arch/x86/kernel/mpparse.c b/arch/x86/kernel/mpparse.c
index 7ac1b689b70a..b62ac6ba1410 100644
--- a/arch/x86/kernel/mpparse.c
+++ b/arch/x86/kernel/mpparse.c
@@ -859,10 +859,11 @@ static int __init smp_scan_config(unsigned long base, unsigned long length,
859 859
860 if (!reserve) 860 if (!reserve)
861 return 1; 861 return 1;
862#ifdef CONFIG_X86_32 862 reserve_bootmem_generic(virt_to_phys(mpf), PAGE_SIZE,
863 reserve_bootmem(virt_to_phys(mpf), PAGE_SIZE,
864 BOOTMEM_DEFAULT); 863 BOOTMEM_DEFAULT);
865 if (mpf->mpf_physptr) { 864 if (mpf->mpf_physptr) {
865 unsigned long size = PAGE_SIZE;
866#ifdef CONFIG_X86_32
866 /* 867 /*
867 * We cannot access to MPC table to compute 868 * We cannot access to MPC table to compute
868 * table size yet, as only few megabytes from 869 * table size yet, as only few megabytes from
@@ -872,22 +873,15 @@ static int __init smp_scan_config(unsigned long base, unsigned long length,
872 * PAGE_SIZE from mpg->mpf_physptr yields BUG() 873 * PAGE_SIZE from mpg->mpf_physptr yields BUG()
873 * in reserve_bootmem. 874 * in reserve_bootmem.
874 */ 875 */
875 unsigned long size = PAGE_SIZE;
876 unsigned long end = max_low_pfn * PAGE_SIZE; 876 unsigned long end = max_low_pfn * PAGE_SIZE;
877 if (mpf->mpf_physptr + size > end) 877 if (mpf->mpf_physptr + size > end)
878 size = end - mpf->mpf_physptr; 878 size = end - mpf->mpf_physptr;
879 reserve_bootmem(mpf->mpf_physptr, size, 879#endif
880 reserve_bootmem_generic(mpf->mpf_physptr, size,
880 BOOTMEM_DEFAULT); 881 BOOTMEM_DEFAULT);
881 } 882 }
882 883
883#else 884 return 1;
884 reserve_bootmem_generic(virt_to_phys(mpf), PAGE_SIZE,
885 BOOTMEM_DEFAULT);
886 if (mpf->mpf_physptr)
887 reserve_bootmem_generic(mpf->mpf_physptr,
888 PAGE_SIZE, BOOTMEM_DEFAULT);
889#endif
890 return 1;
891 } 885 }
892 bp += 4; 886 bp += 4;
893 length -= 16; 887 length -= 16;