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SubjectRe: [PATCH 1/2] show isolated cpus in sysfs
On 04/24/2015 05:49 PM, Greg KH wrote:
> On Fri, Apr 24, 2015 at 05:22:12PM -0400, Rik van Riel wrote:
>> On 04/24/2015 05:11 PM, Frederic Weisbecker wrote:
>>> On Fri, Apr 24, 2015 at 03:24:27PM -0400, riel@redhat.com wrote:
>>>> From: Rik van Riel <riel@redhat.com>
>>>>
>>>> After system bootup, there is no totally reliable way to see
>>>> which CPUs are isolated, because the kernel may modify the
>>>> CPUs specified on the isolcpus= kernel command line option.
>>>>
>>>> Export the CPU list that actually got isolated in sysfs,
>>>> specifically in the file /sys/devices/system/cpu/isolated
>>>>
>>>> This can be used by system management tools like libvirt,
>>>> openstack, and others to ensure proper placement of tasks.
>>>>
>>>> Suggested-by: Li Zefan <lizefan@huawei.com>
>>>> Signed-off-by: Rik van Riel <riel@redhat.com>
>>>
>>> This patch should go through Peterz.
>>
>> Oh, fun. That's what I get for getting the get_maintainer.pl
>> script, which told me to go through Greg KH instead :)
>>
>> $ ./scripts/get_maintainer.pl -f drivers/base/cpu.c
>> Greg Kroah-Hartman <gregkh@linuxfoundation.org> (supporter:DRIVER CORE,
>> KOBJ...)
>> linux-kernel@vger.kernel.org (open list)
>
> That's right, I can take this, I missed this the last time Rik sent
> these, that's my fault.

Ping?

Let me harass you before we both forget and this
thing falls through the cracks again :)

--
All rights reversed


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