From: Jason Gunthorpe <jgg@ziepe.ca>
To: Leon Romanovsky <leon@kernel.org>
Cc: Weihang Li <liweihang@huawei.com>,
dledford@redhat.com, linux-rdma@vger.kernel.org,
linuxarm@huawei.com
Subject: Re: [PATCH for-next 4/7] RDMA/hns: Optimize qp buffer allocation flow
Date: Thu, 23 Jan 2020 18:55:55 -0400 [thread overview]
Message-ID: <20200123225555.GB15167@ziepe.ca> (raw)
In-Reply-To: <20200123143136.GO7018@unreal>
On Thu, Jan 23, 2020 at 04:31:36PM +0200, Leon Romanovsky wrote:
> > + ret = map_qp_buf(hr_dev, hr_qp, page_shift, udata);
>
> I don't remember what was the resolution if it is ok to rely on "udata"
> as an indicator of user/kernel flow.
udata is to be used to check for kernel/user
Jason
next prev parent reply other threads:[~2020-01-23 22:55 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-20 8:19 [PATCH for-next 0/7] RDMA/hns: Refactor qp related code Weihang Li
2020-01-20 8:19 ` [PATCH for-next 1/7] RDMA/hns: Optimize qp destroy flow Weihang Li
2020-01-20 8:19 ` [PATCH for-next 2/7] RDMA/hns: Optimize qp context create and " Weihang Li
2020-01-20 8:19 ` [PATCH for-next 3/7] RDMA/hns: Optimize qp number assign flow Weihang Li
2020-01-20 8:19 ` [PATCH for-next 4/7] RDMA/hns: Optimize qp buffer allocation flow Weihang Li
2020-01-23 14:31 ` Leon Romanovsky
2020-01-23 22:55 ` Jason Gunthorpe [this message]
2020-01-26 8:35 ` Weihang Li
2020-01-20 8:19 ` [PATCH for-next 5/7] RDMA/hns: Optimize qp param setup flow Weihang Li
2020-01-20 8:19 ` [PATCH for-next 6/7] RDMA/hns: Optimize kernel qp wrid allocation flow Weihang Li
2020-01-20 8:19 ` [PATCH for-next 7/7] RDMA/hns: Optimize qp doorbell " Weihang Li
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