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authorYinghai Lu <yhlu.kernel@gmail.com>2008-06-09 18:11:36 -0700
committerIngo Molnar <mingo@elte.hu>2008-07-08 10:36:04 +0200
commitb1f006b65c12b85df81f12c1073ad18fd26f4a16 (patch)
treeac8705bfbb8178142cf79fc19b0bb873c2f3e07c
parentb20d70b70e9aa854c47d2af10659f1033b6d69bb (diff)
downloadblackbird-op-linux-b1f006b65c12b85df81f12c1073ad18fd26f4a16.tar.gz
blackbird-op-linux-b1f006b65c12b85df81f12c1073ad18fd26f4a16.zip
x86: make generic arch support NUMAQ, fix #2
we are checking mptable early for numaq, so don't need to reserve_bootmem for it. bootmem is not there yet. do the same thing as 64-bit. found it on 64g above system from 64-bit kernel kexec to 32 bit kernel with numaq support. Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
-rw-r--r--arch/x86/kernel/mpparse.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/x86/kernel/mpparse.c b/arch/x86/kernel/mpparse.c
index 6ae60909b601..7ac1b689b70a 100644
--- a/arch/x86/kernel/mpparse.c
+++ b/arch/x86/kernel/mpparse.c
@@ -853,9 +853,13 @@ static int __init smp_scan_config(unsigned long base, unsigned long length,
smp_found_config = 1;
#endif
mpf_found = mpf;
-#ifdef CONFIG_X86_32
+
printk(KERN_INFO "found SMP MP-table at [%p] %08lx\n",
mpf, virt_to_phys(mpf));
+
+ if (!reserve)
+ return 1;
+#ifdef CONFIG_X86_32
reserve_bootmem(virt_to_phys(mpf), PAGE_SIZE,
BOOTMEM_DEFAULT);
if (mpf->mpf_physptr) {
@@ -877,9 +881,6 @@ static int __init smp_scan_config(unsigned long base, unsigned long length,
}
#else
- if (!reserve)
- return 1;
-
reserve_bootmem_generic(virt_to_phys(mpf), PAGE_SIZE,
BOOTMEM_DEFAULT);
if (mpf->mpf_physptr)
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