---

yaml --- r: 277247 b: refs/heads/master c: 2987557 h: refs/heads/master i: 277245: b3ceead 277243: 7c68da5 277239: fb91583 277231: 1adc768 277215: b0bb206 277183: dba1611 277119: bc54933 276991: afef200 v: v3
git-mirror · Dec 11, 2011 · 62e164e · 62e164e
1 parent 3d294a9
commit 62e164e
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Showing 3 changed files with 9 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 2d1dc9a600edf33321bcdc1c808b7957d8a3f3e1
+refs/heads/master: 2987557f52b97f679f0c324d8f51b8d66e1f2084
diff --git a/trunk/drivers/base/cpu.c b/trunk/drivers/base/cpu.c
@@ -247,6 +247,13 @@ struct sys_device *get_cpu_sysdev(unsigned cpu)
 }
 EXPORT_SYMBOL_GPL(get_cpu_sysdev);
 
+bool cpu_is_hotpluggable(unsigned cpu)
+{
+	struct sys_device *dev = get_cpu_sysdev(cpu);
+	return dev && container_of(dev, struct cpu, sysdev)->hotpluggable;
+}
+EXPORT_SYMBOL_GPL(cpu_is_hotpluggable);
+
 int __init cpu_dev_init(void)
 {
 	int err;

diff --git a/trunk/include/linux/cpu.h b/trunk/include/linux/cpu.h
@@ -27,6 +27,7 @@ struct cpu {
 
 extern int register_cpu(struct cpu *cpu, int num);
 extern struct sys_device *get_cpu_sysdev(unsigned cpu);
+extern bool cpu_is_hotpluggable(unsigned cpu);
 
 extern int cpu_add_sysdev_attr(struct sysdev_attribute *attr);
 extern void cpu_remove_sysdev_attr(struct sysdev_attribute *attr);