On 12/15/2020 11:26 AM, liwei (GF) wrote:
Hi,
On 2020/11/25 18:11, Tiezhu Yang wrote:
After commit 9cce844abf07 ("MIPS: CPU#0 is not hotpluggable"),
Why CPU#0 is not hotpluggable on MIPS? Does that unrealizable?
The early discussion is here:
Hi,
On 2020/11/25 18:11, Tiezhu Yang wrote:
> After commit 9cce844abf07 ("MIPS: CPU#0 is not hotpluggable"),
Why CPU#0 is not hotpluggable on MIPS? Does that unrealizable?
> c->hotpluggable is 0 for CPU 0 and it will not generate a control
> file in sysfs for this CPU:
>
> [root@linux
On Wed, Nov 25, 2020 at 06:11:30PM +0800, Tiezhu Yang wrote:
> After commit 9cce844abf07 ("MIPS: CPU#0 is not hotpluggable"),
> c->hotpluggable is 0 for CPU 0 and it will not generate a control
> file in sysfs for this CPU:
>
> [root@linux loongson]# cat /sys/devices/system/cpu/cpu0/online
> cat:
On 11/25/2020 2:11 AM, Tiezhu Yang wrote:
> After commit 9cce844abf07 ("MIPS: CPU#0 is not hotpluggable"),
> c->hotpluggable is 0 for CPU 0 and it will not generate a control
> file in sysfs for this CPU:
>
> [root@linux loongson]# cat /sys/devices/system/cpu/cpu0/online
> cat:
After commit 9cce844abf07 ("MIPS: CPU#0 is not hotpluggable"),
c->hotpluggable is 0 for CPU 0 and it will not generate a control
file in sysfs for this CPU:
[root@linux loongson]# cat /sys/devices/system/cpu/cpu0/online
cat: /sys/devices/system/cpu/cpu0/online: No such file or directory
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