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fd6d7d2689
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>
23 lines
461 B
C
23 lines
461 B
C
#ifndef _ASM_I386_CPU_H_
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#define _ASM_I386_CPU_H_
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#include <linux/device.h>
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#include <linux/cpu.h>
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#include <linux/topology.h>
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#include <linux/nodemask.h>
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#include <linux/percpu.h>
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struct i386_cpu {
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struct cpu cpu;
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};
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extern int arch_register_cpu(int num);
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#ifdef CONFIG_HOTPLUG_CPU
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extern void arch_unregister_cpu(int);
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extern int enable_cpu_hotplug;
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#else
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#define enable_cpu_hotplug 0
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#endif
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DECLARE_PER_CPU(int, cpu_state);
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#endif /* _ASM_I386_CPU_H_ */
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