Update the cpu_hotpluggable_mask for each registered CPU which supports
hotplug. This makes it trivial for kernel code to know which CPUs
support hotplug operations.
Signed-off-by: Mike Turquette <mturquette@xxxxxx>
---
Change log:
v2: no change
drivers/base/cpu.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/drivers/base/cpu.c b/drivers/base/cpu.c
index 251acea..91ddcf8 100644
--- a/drivers/base/cpu.c
+++ b/drivers/base/cpu.c
@@ -224,8 +224,10 @@ int __cpuinit register_cpu(struct cpu *cpu, int num)
error = sysdev_register(&cpu->sysdev);
- if (!error && cpu->hotpluggable)
+ if (!error && cpu->hotpluggable) {
register_cpu_control(cpu);
+ set_cpu_hotpluggable(num, true);
+ }
if (!error)
per_cpu(cpu_sys_devices, num) = &cpu->sysdev;
if (!error)
--
1.7.4.1
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