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x86: fix crash on cpu hotplug on pat-incapable machines 

pat_disable() is __init, which means it goes away after booting is complete.
Unfortunately it is used by the hotplug code if the machine is not
pat-capable, causing a crash.

Fix by marking pat_disable() as __cpuinit.

Signed-off-by: Avi Kivity <avi@qumranet.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Avi Kivity 2008-05-14 12:20:32 +03:00 committed by Thomas Gleixner
parent a738d897b7
commit 31f4d870b0
1 changed files with 1 additions and 1 deletions
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2
arch/x86/mm/pat.c
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@ -28,7 +28,7 @@
#ifdef CONFIG_X86_PAT
int __read_mostly pat_wc_enabled = 1;
void __init pat_disable(char *reason)
void __cpuinit pat_disable(char *reason)
{
pat_wc_enabled = 0;
printk(KERN_INFO "%s\n", reason);