linux-kernel - Re: [PATCH 4/9] nvme-pci: quiesce IO queues prior to disabling device HMB accesses

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Message-ID: <d523fe54-b16e-6dc1-6a01-9c301f603b5a@oracle.com>
Date:   Mon, 12 Feb 2018 10:17:53 +0800
From:   "jianchao.wang" <jianchao.w.wang@...cle.com>
To:     Sagi Grimberg <sagi@...mberg.me>, keith.busch@...el.com,
        axboe@...com, hch@....de
Cc:     linux-kernel@...r.kernel.org, linux-nvme@...ts.infradead.org
Subject: Re: [PATCH 4/9] nvme-pci: quiesce IO queues prior to disabling device
 HMB accesses

Hi Sagi

Thanks for your kindly reminding.

On 02/11/2018 07:19 PM, Sagi Grimberg wrote:
> 
>> diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
>> index 6fe7af0..00cffed 100644
>> --- a/drivers/nvme/host/pci.c
>> +++ b/drivers/nvme/host/pci.c
>> @@ -2186,7 +2186,10 @@ static void nvme_dev_disable(struct nvme_dev *dev, bool shutdown)
>>       if (!dead) {
>>           if (shutdown)
>>               nvme_wait_freeze_timeout(&dev->ctrl, NVME_IO_TIMEOUT);
>> +    }
>> +    nvme_stop_queues(&dev->ctrl);
> 
> Nit, extra newline before nvme_stop_queues would be nice.
> 

Yes, I will change this next version.

> Other than that, looks good,
> 
> Reviewed-by: Sagi Grimberg <sagi@...mberg.me>
> 
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