From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Wei Hu (Xavier)" <xavier.huwei@tom.com>
Subject: Re: [PATCH for-next 05/20] RDMA/hns: Add command queue support for
 hip08 RoCE driver
Date: Thu, 28 Sep 2017 12:34:38 +0800
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To: Doug Ledford <dledford@redhat.com>
Cc: Leon Romanovsky <leon@kernel.org>, "Wei Hu (Xavier)" <xavier.huwei@huawei.com>, linux-rdma@vger.kernel.org, lijun_nudt@163.com, oulijun@huawei.com, charles.chenxin@huawei.com, liuyixian@huawei.com, xushaobo2@huawei.com, zhangxiping3@huawei.com, linuxarm@huawei.com, linux-kernel@vger.kernel.org
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On 2017/9/27 20:41, Doug Ledford wrote:
> On Wed, 2017-09-27 at 08:21 -0400, Doug Ledford wrote:
>>> And if you argee, after this patchset has been accepted we will
>> send a
>>> following up patch :
>>>      In hns_roce_cmq_send function, replace
>>>          usleep_range(1000, 2000);
>>>      with the following statement:
>>>           udelay(1);
>>>      And if so, we can avoid using usleep_range function in
>> spin_lock_bh
>>> spin region,
>>>      because it probally cause calltrace.
>> Ok, I'm fine with that.  I'll pull these in.
> OK, these are in my tree, thanks.
Thanks a lot.

     Regards
Wei Hu