diff options
| author | Siddha, Suresh B <suresh.b.siddha@intel.com> | 2006-12-07 02:14:10 +0100 |
|---|---|---|
| committer | Andi Kleen <andi@basil.nowhere.org> | 2006-12-07 02:14:10 +0100 |
| commit | fd6d7d26897dec834d0b9fbdc59819b0332a1257 (patch) | |
| tree | a4bb5a7c9160c70c7763640dbb11082b3cefcbe5 /include/asm-i386 | |
| parent | 274e1bbdeeaf16e71418f11f5f305ab26061f2c2 (diff) | |
[PATCH] i386: introduce the mechanism of disabling cpu hotplug control
Add 'enable_cpu_hotplug' flag and when cleared, the hotplug control file
("online") will not be added under /sys/devices/system/cpu/cpuX/
Next patch doing PCI quirks will use this.
Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Cc: Andi Kleen <ak@suse.de>
Cc: "Li, Shaohua" <shaohua.li@intel.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Diffstat (limited to 'include/asm-i386')
| -rw-r--r-- | include/asm-i386/cpu.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/asm-i386/cpu.h b/include/asm-i386/cpu.h index b1bc7b1b64b..9d914e1e4aa 100644 --- a/include/asm-i386/cpu.h +++ b/include/asm-i386/cpu.h @@ -13,6 +13,9 @@ struct i386_cpu { extern int arch_register_cpu(int num); #ifdef CONFIG_HOTPLUG_CPU extern void arch_unregister_cpu(int); +extern int enable_cpu_hotplug; +#else +#define enable_cpu_hotplug 0 #endif DECLARE_PER_CPU(int, cpu_state); |