* [patch 069/198] x86_64: disable interrupts during SMP bogomips checking
@ 2005-04-12 10:31 akpm
0 siblings, 0 replies; only message in thread
From: akpm @ 2005-04-12 10:31 UTC (permalink / raw)
To: torvalds; +Cc: linux-kernel, akpm, ak
From: Andi Kleen <ak@suse.de>
Port over a i386 kludge from rusty to x86-64
I don't think it is a full solution, but the upcomming smp bootup rewrite
will solve it.
This fixes BUGs at bootup on bigger x86-64 systems.
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
---
25-akpm/arch/x86_64/kernel/smpboot.c | 4 ----
1 files changed, 4 deletions(-)
diff -puN arch/x86_64/kernel/smpboot.c~x86_64-disable-interrupts-during-smp-bogomips-checking arch/x86_64/kernel/smpboot.c
--- 25/arch/x86_64/kernel/smpboot.c~x86_64-disable-interrupts-during-smp-bogomips-checking 2005-04-12 03:21:19.996097032 -0700
+++ 25-akpm/arch/x86_64/kernel/smpboot.c 2005-04-12 03:21:19.999096576 -0700
@@ -304,8 +304,6 @@ static void __init smp_callin(void)
Dprintk("CALLIN, before setup_local_APIC().\n");
setup_local_APIC();
- local_irq_enable();
-
/*
* Get our bogomips.
*/
@@ -319,8 +317,6 @@ static void __init smp_callin(void)
*/
smp_store_cpu_info(cpuid);
- local_irq_disable();
-
/*
* Allow the master to continue.
*/
_
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2005-04-12 10:31 [patch 069/198] x86_64: disable interrupts during SMP bogomips checking akpm
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