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From: Jason Gunthorpe <jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
To: Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org>
Cc: Doug Ledford <dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
	Sean Hefty <sean.hefty-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
	Hal Rosenstock
	<hal.rosenstock-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	Eli Cohen <eli-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>,
	linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	stable-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH 1/3] IB/uverbs: reject invalid or unknown opcodes
Date: Wed, 19 Aug 2015 11:54:25 -0600	[thread overview]
Message-ID: <20150819175425.GE22646@obsidianresearch.com> (raw)
In-Reply-To: <20150819174802.GA13875-jcswGhMUV9g@public.gmane.org>

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-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
> > 
> > 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..

I always like to see cruft go away, especially if it is broken cruft..

Jason
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WARNING: multiple messages have this Message-ID (diff)
From: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
To: 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: Wed, 19 Aug 2015 11:54:25 -0600	[thread overview]
Message-ID: <20150819175425.GE22646@obsidianresearch.com> (raw)
In-Reply-To: <20150819174802.GA13875@lst.de>

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..

I always like to see cruft go away, especially if it is broken cruft..

Jason

  parent reply	other threads:[~2015-08-19 17:54 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-08-19 16:37 shrink struct ib_send_wr Christoph Hellwig
     [not found] ` <1440002254-795-1-git-send-email-hch-jcswGhMUV9g@public.gmane.org>
2015-08-19 16:37   ` [PATCH 1/3] IB/uverbs: reject invalid or unknown opcodes Christoph Hellwig
2015-08-19 16:37     ` Christoph Hellwig
     [not found]     ` <1440002254-795-2-git-send-email-hch-jcswGhMUV9g@public.gmane.org>
2015-08-19 17:46       ` Jason Gunthorpe
2015-08-19 17:46         ` Jason Gunthorpe
2015-08-19 17:48         ` Christoph Hellwig
     [not found]           ` <20150819174802.GA13875-jcswGhMUV9g@public.gmane.org>
2015-08-19 17:54             ` Jason Gunthorpe [this message]
2015-08-19 17:54               ` Jason Gunthorpe
     [not found]               ` <20150819175425.GE22646-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2015-08-20  8:49                 ` Sagi Grimberg
2015-08-20  8:49                   ` Sagi Grimberg
     [not found]                   ` <55D594B3.7090807-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
2015-08-20 22:30                     ` Steve Wise
2015-08-20 22:30                       ` Steve Wise
     [not found]         ` <20150819174614.GC22646-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2015-08-19 19:50           ` Hefty, Sean
2015-08-19 19:50             ` Hefty, Sean
2015-08-20  9:22             ` Christoph Hellwig
2015-08-20  8:52     ` Sagi Grimberg
     [not found]       ` <55D59553.4080306-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
2015-08-22  6:38         ` Haggai Eran
2015-08-22  6:38           ` Haggai Eran
2015-08-22  8:25           ` Christoph Hellwig
2015-08-24  6:52             ` Haggai Eran
     [not found]               ` <55DABF1E.2050804-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2015-08-24  6:55                 ` Christoph Hellwig
2015-08-24  6:55                   ` Christoph Hellwig
     [not found]                   ` <20150824065501.GA31990-jcswGhMUV9g@public.gmane.org>
2015-08-24  7:59                     ` Haggai Eran
2015-08-24  7:59                       ` Haggai Eran
2015-08-25  8:55                       ` Christoph Hellwig
2015-08-19 16:37   ` [PATCH 3/3] IB: remove xrc_remote_srq_num from struct ib_send_wr Christoph Hellwig
     [not found]     ` <1440002254-795-4-git-send-email-hch-jcswGhMUV9g@public.gmane.org>
2015-08-19 17:48       ` Jason Gunthorpe
2015-08-20  8:57       ` Sagi Grimberg
2015-08-20  9:01   ` shrink " Sagi Grimberg
2015-08-26  9:00 shrink struct ib_send_wr V3 Christoph Hellwig
2015-08-26  9:00 ` [PATCH 1/3] IB/uverbs: reject invalid or unknown opcodes Christoph Hellwig

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