Ok, it helps to make sure we're actually doing I/O from the CPU,
I've reproduced it now.
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I can't reproduce it in my VM with adding a new CPU. Do you have
any interesting blk-mq like actually using multiple queues? I'll
give that a spin next.
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On 11/22/2017 12:28 AM, Christoph Hellwig wrote:
> Jens, please don't just revert the commit in your for-linus tree.
>
> On its own this will totally mess up the interrupt assignments. Give
> me a bit of time to sort this out properly.
I wasn't going to push it until I heard otherwise. I'll
Jens, please don't just revert the commit in your for-linus tree.
On its own this will totally mess up the interrupt assignments. Give
me a bit of time to sort this out properly.
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On 11/21/2017 01:31 PM, Christian Borntraeger wrote:
>
>
> On 11/21/2017 09:21 PM, Jens Axboe wrote:
>> On 11/21/2017 01:19 PM, Christian Borntraeger wrote:
>>>
>>> On 11/21/2017 09:14 PM, Jens Axboe wrote:
On 11/21/2017 01:12 PM, Christian Borntraeger wrote:
>
>
> On 11/21/2017
On 11/21/2017 09:21 PM, Jens Axboe wrote:
> On 11/21/2017 01:19 PM, Christian Borntraeger wrote:
>>
>> On 11/21/2017 09:14 PM, Jens Axboe wrote:
>>> On 11/21/2017 01:12 PM, Christian Borntraeger wrote:
On 11/21/2017 08:30 PM, Jens Axboe wrote:
> On 11/21/2017 12:15 PM,
On 11/21/2017 01:19 PM, Christian Borntraeger wrote:
>
> On 11/21/2017 09:14 PM, Jens Axboe wrote:
>> On 11/21/2017 01:12 PM, Christian Borntraeger wrote:
>>>
>>>
>>> On 11/21/2017 08:30 PM, Jens Axboe wrote:
On 11/21/2017 12:15 PM, Christian Borntraeger wrote:
>
>
> On
On 11/21/2017 09:14 PM, Jens Axboe wrote:
> On 11/21/2017 01:12 PM, Christian Borntraeger wrote:
>>
>>
>> On 11/21/2017 08:30 PM, Jens Axboe wrote:
>>> On 11/21/2017 12:15 PM, Christian Borntraeger wrote:
On 11/21/2017 07:39 PM, Jens Axboe wrote:
> On 11/21/2017 11:27 AM, Jens
On 11/21/2017 01:12 PM, Christian Borntraeger wrote:
>
>
> On 11/21/2017 08:30 PM, Jens Axboe wrote:
>> On 11/21/2017 12:15 PM, Christian Borntraeger wrote:
>>>
>>>
>>> On 11/21/2017 07:39 PM, Jens Axboe wrote:
On 11/21/2017 11:27 AM, Jens Axboe wrote:
> On 11/21/2017 11:12 AM,
On 11/21/2017 08:30 PM, Jens Axboe wrote:
> On 11/21/2017 12:15 PM, Christian Borntraeger wrote:
>>
>>
>> On 11/21/2017 07:39 PM, Jens Axboe wrote:
>>> On 11/21/2017 11:27 AM, Jens Axboe wrote:
On 11/21/2017 11:12 AM, Christian Borntraeger wrote:
>
>
> On 11/21/2017 07:09 PM,
On 11/21/2017 12:15 PM, Christian Borntraeger wrote:
>
>
> On 11/21/2017 07:39 PM, Jens Axboe wrote:
>> On 11/21/2017 11:27 AM, Jens Axboe wrote:
>>> On 11/21/2017 11:12 AM, Christian Borntraeger wrote:
On 11/21/2017 07:09 PM, Jens Axboe wrote:
> On 11/21/2017 10:27 AM, Jens
On 11/21/2017 07:39 PM, Jens Axboe wrote:
> On 11/21/2017 11:27 AM, Jens Axboe wrote:
>> On 11/21/2017 11:12 AM, Christian Borntraeger wrote:
>>>
>>>
>>> On 11/21/2017 07:09 PM, Jens Axboe wrote:
On 11/21/2017 10:27 AM, Jens Axboe wrote:
> On 11/21/2017 03:14 AM, Christian Borntraeger
On 11/21/2017 11:27 AM, Jens Axboe wrote:
> On 11/21/2017 11:12 AM, Christian Borntraeger wrote:
>>
>>
>> On 11/21/2017 07:09 PM, Jens Axboe wrote:
>>> On 11/21/2017 10:27 AM, Jens Axboe wrote:
On 11/21/2017 03:14 AM, Christian Borntraeger wrote:
> Bisect points to
>
>
On 11/21/2017 11:12 AM, Christian Borntraeger wrote:
>
>
> On 11/21/2017 07:09 PM, Jens Axboe wrote:
>> On 11/21/2017 10:27 AM, Jens Axboe wrote:
>>> On 11/21/2017 03:14 AM, Christian Borntraeger wrote:
Bisect points to
1b5a7455d345b223d3a4658a9e5fce985b7998c1 is the first bad
On 11/21/2017 07:09 PM, Jens Axboe wrote:
> On 11/21/2017 10:27 AM, Jens Axboe wrote:
>> On 11/21/2017 03:14 AM, Christian Borntraeger wrote:
>>> Bisect points to
>>>
>>> 1b5a7455d345b223d3a4658a9e5fce985b7998c1 is the first bad commit
>>> commit 1b5a7455d345b223d3a4658a9e5fce985b7998c1
>>>
On 11/21/2017 10:27 AM, Jens Axboe wrote:
> On 11/21/2017 03:14 AM, Christian Borntraeger wrote:
>> Bisect points to
>>
>> 1b5a7455d345b223d3a4658a9e5fce985b7998c1 is the first bad commit
>> commit 1b5a7455d345b223d3a4658a9e5fce985b7998c1
>> Author: Christoph Hellwig
>> Date: Mon
On 11/21/2017 03:14 AM, Christian Borntraeger wrote:
> Bisect points to
>
> 1b5a7455d345b223d3a4658a9e5fce985b7998c1 is the first bad commit
> commit 1b5a7455d345b223d3a4658a9e5fce985b7998c1
> Author: Christoph Hellwig
> Date: Mon Jun 26 12:20:57 2017 +0200
>
> blk-mq: Create
On 11/21/2017 10:50 AM, Christian Borntraeger wrote:
>
>
> On 11/21/2017 09:35 AM, Christian Borntraeger wrote:
>>
>>
>> On 11/20/2017 09:52 PM, Jens Axboe wrote:
>>> On 11/20/2017 01:49 PM, Christian Borntraeger wrote:
On 11/20/2017 08:42 PM, Jens Axboe wrote:
> On
On 11/21/2017 09:35 AM, Christian Borntraeger wrote:
>
>
> On 11/20/2017 09:52 PM, Jens Axboe wrote:
>> On 11/20/2017 01:49 PM, Christian Borntraeger wrote:
>>>
>>>
>>> On 11/20/2017 08:42 PM, Jens Axboe wrote:
On 11/20/2017 12:29 PM, Christian Borntraeger wrote:
>
>
> On
On 11/20/2017 09:52 PM, Jens Axboe wrote:
> On 11/20/2017 01:49 PM, Christian Borntraeger wrote:
>>
>>
>> On 11/20/2017 08:42 PM, Jens Axboe wrote:
>>> On 11/20/2017 12:29 PM, Christian Borntraeger wrote:
On 11/20/2017 08:20 PM, Bart Van Assche wrote:
> On Fri, 2017-11-17 at
On 11/20/2017 01:49 PM, Christian Borntraeger wrote:
>
>
> On 11/20/2017 08:42 PM, Jens Axboe wrote:
>> On 11/20/2017 12:29 PM, Christian Borntraeger wrote:
>>>
>>>
>>> On 11/20/2017 08:20 PM, Bart Van Assche wrote:
On Fri, 2017-11-17 at 15:42 +0100, Christian Borntraeger wrote:
> This
On 11/20/2017 12:29 PM, Christian Borntraeger wrote:
>
>
> On 11/20/2017 08:20 PM, Bart Van Assche wrote:
>> On Fri, 2017-11-17 at 15:42 +0100, Christian Borntraeger wrote:
>>> This is
>>>
>>> b7a71e66d (Jens Axboe2017-08-01 09:28:24 -0600 1141) *
>>> are mapped to it.
>>>
On 11/20/2017 08:20 PM, Bart Van Assche wrote:
> On Fri, 2017-11-17 at 15:42 +0100, Christian Borntraeger wrote:
>> This is
>>
>> b7a71e66d (Jens Axboe2017-08-01 09:28:24 -0600 1141) *
>> are mapped to it.
>> b7a71e66d (Jens Axboe2017-08-01 09:28:24 -0600
On Fri, 2017-11-17 at 15:42 +0100, Christian Borntraeger wrote:
> This is
>
> b7a71e66d (Jens Axboe2017-08-01 09:28:24 -0600 1141) *
> are mapped to it.
> b7a71e66d (Jens Axboe2017-08-01 09:28:24 -0600 1142) */
> 6a83e74d2 (Bart Van Assche
When doing cpu hotplug in a KVM guest with virtio blk I get warnings like
747.652408] [ cut here ]
[ 747.652410] WARNING: CPU: 4 PID: 2895 at block/blk-mq.c:1144
__blk_mq_run_hw_queue+0xd4/0x100
[ 747.652410] Modules linked in: dm_multipath
[ 747.652412] CPU: 4 PID:
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