From: Steve Wise <swise@opengridcomputing.com>
To: Sagi Grimberg <sagig@dev.mellanox.co.il>,
Jason Gunthorpe <jgunthorpe@obsidianresearch.com>,
Christoph Hellwig <hch@lst.de>
Cc: Doug Ledford <dledford@redhat.com>,
Sean Hefty <sean.hefty@intel.com>,
Hal Rosenstock <hal.rosenstock@gmail.com>,
Eli Cohen <eli@mellanox.com>,
linux-rdma@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH 1/3] IB/uverbs: reject invalid or unknown opcodes
Date: Thu, 20 Aug 2015 17:30:33 -0500 [thread overview]
Message-ID: <55D65509.40908@opengridcomputing.com> (raw)
In-Reply-To: <55D594B3.7090807@dev.mellanox.co.il>
On 8/20/2015 3:49 AM, Sagi Grimberg wrote:
> On 8/19/2015 8:54 PM, Jason Gunthorpe wrote:
>> On Wed, Aug 19, 2015 at 07:48:02PM +0200, Christoph Hellwig wrote:
>>> On Wed, Aug 19, 2015 at 11:46:14AM -0600, Jason Gunthorpe wrote:
>>>> Reviewed-by: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
>>>>
>>>> AFAIK, this path is rarely (never?) actually used. I think all the
>>>> drivers we have can post directly from userspace.
>>>
>>> Oh, interesting. Is there any chance to deprecate it? Not having
>>> to care for the uvers command would really help with some of the
>>> upcoming changes I have in my mind.
>>
>> Hmm, we'd need a survey of the userspace side to see if it is rarely
>> or never...
>>
>> And we'd have to talk to the soft XXX guys to see if they plan to use
>> it..
>
> Checked in librxe (user-space softroce). Looks like posts are going via
> this path...
Ditto for the soft iWARP stack, which is still out-of-linux.
next prev parent reply other threads:[~2015-08-20 22:30 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1440002254-795-1-git-send-email-hch@lst.de>
2015-08-19 16:37 ` [PATCH 1/3] IB/uverbs: reject invalid or unknown opcodes Christoph Hellwig
2015-08-19 17:46 ` Jason Gunthorpe
2015-08-19 17:48 ` Christoph Hellwig
2015-08-19 17:54 ` Jason Gunthorpe
2015-08-20 8:49 ` Sagi Grimberg
2015-08-20 22:30 ` Steve Wise [this message]
2015-08-19 19:50 ` Hefty, Sean
2015-08-20 9:22 ` Christoph Hellwig
2015-08-20 8:52 ` Sagi Grimberg
2015-08-22 6:38 ` Haggai Eran
2015-08-22 8:25 ` Christoph Hellwig
2015-08-24 6:52 ` Haggai Eran
2015-08-24 6:55 ` Christoph Hellwig
2015-08-24 7:59 ` Haggai Eran
2015-08-25 8:55 ` Christoph Hellwig
[not found] <1440579639-10684-1-git-send-email-hch@lst.de>
2015-08-26 9:00 ` Christoph Hellwig
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