On 5/29/2013 8:50 PM, Toshi Kani wrote:
On Wed, 2013-05-29 at 12:35 -0600, Toshi Kani wrote:
On Wed, 2013-05-29 at 10:10 -0700, Dave Hansen wrote:
:
Thanks for the report. The following patch fixes the problem.
-Toshi
====
From: Toshi Kani <toshi.kani@xxxxxx>
Subject: [PATCH] ACPI: Fix sysfs cpu/online of offlined cpus
Typo. The subject needs to be:
Subject: [PATCH] cpu: Fix sysfs cpu/online of offlined cpus
-Toshi
As reported by Dave Hansen, sysfs cpu/online shows 1 for
offlined cpus at boot.
https://lkml.org/lkml/2013/5/29/403
Fix this problem by initializing dev.offline with cpu_online()
when registering a cpu.
Reported-by: Dave Hansen <dave.hansen@xxxxxxxxx>
Signed-off-by: Toshi Kani <toshi.kani@xxxxxx>
Thanks Toshi!
Dave, can you please confirm that the problem is fixed by this patch?
Rafael
---
drivers/base/cpu.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/base/cpu.c b/drivers/base/cpu.c
index 130ba0b..b9f0eec 100644
--- a/drivers/base/cpu.c
+++ b/drivers/base/cpu.c
@@ -281,6 +281,7 @@ int __cpuinit register_cpu(struct cpu *cpu, int num)
cpu->dev.bus = &cpu_subsys;
cpu->dev.release = cpu_device_release;
cpu->dev.offline_disabled = !cpu->hotpluggable;
+ cpu->dev.offline = !cpu_online(num);
#ifdef CONFIG_ARCH_HAS_CPU_AUTOPROBE
cpu->dev.bus->uevent = arch_cpu_uevent;
#endif
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