Re: [PATCH 1/1] sched: fix cpu_down deadlock

From: Jiri Slaby
Date: Fri Sep 11 2009 - 02:29:00 EST


On 09/11/2009 08:09 AM, Lai Jiangshan wrote:
> Does this bug occur when a cpu is being offlined or
> when the system is being suspended?
> Or Both?

Hi, I tried echo 0/1 > /sys/devices/system/cpu/cpu1/online in a loop,
but it didn't trigger the bug. It happened only on suspend/resume cycle
(in the end I found even swsusp in qemu suffers from this).
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