From: "Wei Hu (Xavier)" <xavier.huwei@tom.com>
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
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 [thread overview]
Message-ID: <05bebc4c-eabf-a21b-cf5a-79a09fe71e02@tom.com> (raw)
In-Reply-To: <1506516105.82712.0.camel@redhat.com>
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
prev parent reply other threads:[~2017-09-28 4:34 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1504084998-64397-1-git-send-email-xavier.huwei@huawei.com>
[not found] ` <1504084998-64397-6-git-send-email-xavier.huwei@huawei.com>
[not found] ` <1506359213.120853.75.camel@redhat.com>
[not found] ` <20170925171821.GQ25094@mtr-leonro.local>
[not found] ` <1506361015.120853.81.camel@redhat.com>
[not found] ` <59CA5261.80209@huawei.com>
[not found] ` <81dd332d-e060-d7e3-bec9-1791511c5470@redhat.com>
2017-09-27 2:46 ` [PATCH for-next 05/20] RDMA/hns: Add command queue support for hip08 RoCE driver Wei Hu (Xavier)
2017-09-27 12:21 ` Doug Ledford
2017-09-27 12:41 ` Doug Ledford
2017-09-28 4:34 ` Wei Hu (Xavier) [this message]
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