From: Leon Romanovsky <leon@leon.nu>
To: "Woodruff, Robert J" <robert.j.woodruff@intel.com>
Cc: Christoph Hellwig <hch@infradead.org>,
"Weiny, Ira" <ira.weiny@intel.com>,
Jason Gunthorpe <jgunthorpe@obsidianresearch.com>,
"Dalessandro, Dennis" <dennis.dalessandro@intel.com>,
"dledford@redhat.com" <dledford@redhat.com>,
"linux-rdma@vger.kernel.org" <linux-rdma@vger.kernel.org>,
"linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>,
"torvalds@linux-foundation.org" <torvalds@linux-foundation.org>,
"viro@zeniv.linux.org.uk" <viro@zeniv.linux.org.uk>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 0/7] IB/hfi1: Remove write() and use ioctl() for user access
Date: Sat, 16 Apr 2016 00:03:33 +0300 [thread overview]
Message-ID: <20160415210333.GD10689@leon.nu> (raw)
In-Reply-To: <9C6B67F36DCAFC479B1CF6A967258A8C7DDAAE43@ORSMSX115.amr.corp.intel.com>
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On Fri, Apr 15, 2016 at 05:44:48PM +0000, Woodruff, Robert J wrote:
> > I fear it's kfabrics, which is an entirely crackpot idea and a total non-starter, but for some reason Intel and their buddies keep wasting time on it.
>
> What is being discussed her is not kfabrics. That is a totally different out of kernel pathfinding project at this point.
> What is being discussed here is how to best solve the write/writev issue with the PSM interface. The code submitted was to move
> to IOCTL instead, but people like Jason have suggested routing the IOCTLs through the verbs layer instead.
The discussion here is much broader than conversion of PSM interface.
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next prev parent reply other threads:[~2016-04-15 21:03 UTC|newest]
Thread overview: 67+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-14 15:41 [PATCH 0/7] IB/hfi1: Remove write() and use ioctl() for user access Dennis Dalessandro
[not found] ` <20160414153727.6387.96381.stgit-9QXIwq+3FY+1XWohqUldA0EOCMrvLtNR@public.gmane.org>
2016-04-14 15:41 ` [PATCH 1/7] IB/hfi1: Export drivers user sw version via sysfs Dennis Dalessandro
2016-04-18 13:05 ` Christoph Hellwig
2016-04-14 15:41 ` [PATCH 2/7] IB/hfi1: Remove unused user command Dennis Dalessandro
2016-04-18 13:05 ` Christoph Hellwig
2016-04-14 15:41 ` [PATCH 3/7] IB/hfi1: Add ioctl() interface for user commands Dennis Dalessandro
2016-04-14 15:41 ` [PATCH 4/7] IB/hfi1: Remove write(), use ioctl() for user cmds Dennis Dalessandro
2016-04-14 15:42 ` [PATCH 5/7] IB/hfi1: Add trace message in user IOCTL handling Dennis Dalessandro
2016-04-14 15:42 ` [PATCH 6/7] IB/hfi1: Consolidate IOCTL defines Dennis Dalessandro
2016-04-14 15:42 ` [PATCH 7/7] IB/hfi1: Move eprom to its own device Dennis Dalessandro
2016-04-14 16:45 ` [PATCH 0/7] IB/hfi1: Remove write() and use ioctl() for user access Jason Gunthorpe
2016-04-14 17:48 ` Ira Weiny
[not found] ` <20160414174830.GA11641-no5AT4YuGWKtqXYlAKuG4QC/G2K4zDHf@public.gmane.org>
2016-04-14 18:05 ` Jason Gunthorpe
[not found] ` <20160414180540.GA12554-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-04-14 18:42 ` Dennis Dalessandro
[not found] ` <20160414184200.GA10416-W4f6Xiosr+yv7QzWx2u06xL4W9x8LtSr@public.gmane.org>
2016-04-14 18:56 ` Jason Gunthorpe
[not found] ` <20160414185659.GB12997-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-04-14 20:01 ` Hefty, Sean
[not found] ` <1828884A29C6694DAF28B7E6B8A82373AB041C34-P5GAC/sN6hkd3b2yrw5b5LfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2016-04-14 20:35 ` Woodruff, Robert J
2016-04-14 21:27 ` Jason Gunthorpe
[not found] ` <20160414212702.GA14137-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-04-15 0:02 ` Ira Weiny
[not found] ` <20160415000242.GA18400-no5AT4YuGWKtqXYlAKuG4QC/G2K4zDHf@public.gmane.org>
2016-04-15 0:30 ` Hefty, Sean
2016-04-15 4:41 ` Jason Gunthorpe
[not found] ` <20160415044124.GA16805-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-04-15 17:30 ` Hefty, Sean
[not found] ` <1828884A29C6694DAF28B7E6B8A82373AB0422AE-P5GAC/sN6hkd3b2yrw5b5LfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2016-04-15 18:18 ` Jason Gunthorpe
[not found] ` <20160415181811.GA22322-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-04-15 21:04 ` Hefty, Sean
[not found] ` <1828884A29C6694DAF28B7E6B8A82373AB042530-P5GAC/sN6hkd3b2yrw5b5LfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2016-04-15 21:14 ` Leon Romanovsky
2016-04-15 22:03 ` Jason Gunthorpe
[not found] ` <20160415220340.GB24204-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-04-16 16:22 ` Ira Weiny
2016-04-18 17:55 ` Jason Gunthorpe
[not found] ` <20160418175559.GC13865-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-04-18 18:15 ` Dennis Dalessandro
[not found] ` <20160418181535.GB7596-W4f6Xiosr+yv7QzWx2u06xL4W9x8LtSr@public.gmane.org>
2016-04-18 18:24 ` Jason Gunthorpe
[not found] ` <20160418182453.GA14930-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-04-19 1:36 ` Dennis Dalessandro
[not found] ` <20160419013649.GA28612-W4f6Xiosr+yv7QzWx2u06xL4W9x8LtSr@public.gmane.org>
2016-04-19 17:35 ` Jason Gunthorpe
2016-04-14 21:08 ` Hefty, Sean
[not found] ` <1828884A29C6694DAF28B7E6B8A82373AB041C90-P5GAC/sN6hkd3b2yrw5b5LfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2016-04-14 21:40 ` Jason Gunthorpe
2016-04-15 4:01 ` Leon Romanovsky
2016-04-15 16:17 ` Ira Weiny
2016-04-15 17:30 ` Leon Romanovsky
2016-04-15 17:34 ` Christoph Hellwig
2016-04-15 17:44 ` Woodruff, Robert J
2016-04-15 21:03 ` Leon Romanovsky [this message]
[not found] ` <20160415173401.GA10868-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2016-04-15 17:46 ` Hefty, Sean
2016-04-15 21:23 ` Leon Romanovsky
[not found] ` <20160415212328.GF10689-2ukJVAZIZ/Y@public.gmane.org>
2016-04-15 23:28 ` Ira Weiny
2016-04-16 6:09 ` Leon Romanovsky
[not found] ` <20160416060940.GB6349-2ukJVAZIZ/Y@public.gmane.org>
2016-04-16 15:29 ` Dennis Dalessandro
2016-04-15 23:37 ` Jason Gunthorpe
2016-04-16 6:00 ` Leon Romanovsky
2016-04-16 19:19 ` Al Viro
[not found] ` <20160416191917.GY25498-3bDd1+5oDREiFSDQTTA3OLVCufUGDwFn@public.gmane.org>
2016-04-18 12:00 ` Dennis Dalessandro
2016-04-14 17:52 ` Dennis Dalessandro
[not found] ` <20160414175243.GA9310-W4f6Xiosr+yv7QzWx2u06xL4W9x8LtSr@public.gmane.org>
2016-04-14 18:46 ` Jason Gunthorpe
2016-04-20 20:36 ` Jason Gunthorpe
[not found] ` <20160420203616.GA28991-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-04-22 18:38 ` Dennis Dalessandro
[not found] ` <20160422183844.GB21996-W4f6Xiosr+yv7QzWx2u06xL4W9x8LtSr@public.gmane.org>
2016-04-26 15:23 ` Jason Gunthorpe
[not found] ` <20160414164550.GC6247-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-04-18 13:09 ` Christoph Hellwig
[not found] ` <20160418130909.GD11508-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2016-04-18 17:40 ` Jason Gunthorpe
[not found] ` <20160418174047.GB13865-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-04-18 18:24 ` Christoph Hellwig
2016-04-19 3:45 ` Ira Weiny
[not found] ` <20160419034548.GG27515-MvMViLc3Pe+yjJhlop0iC9h3ngVCH38I@public.gmane.org>
2016-04-19 18:40 ` Christoph Hellwig
[not found] ` <20160418182411.GA4904-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2016-04-19 17:38 ` Jason Gunthorpe
[not found] ` <20160419173817.GF20844-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-04-19 20:44 ` Hefty, Sean
[not found] ` <1828884A29C6694DAF28B7E6B8A82373AB0439B0-P5GAC/sN6hkd3b2yrw5b5LfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2016-04-19 21:38 ` Jason Gunthorpe
2016-04-20 20:46 ` Doug Ledford
[not found] ` <5717EAC1.6020602-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-04-26 13:05 ` Doug Ledford
[not found] ` <571F6795.8020808-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-04-26 15:21 ` Jason Gunthorpe
2016-04-27 5:21 ` Weiny, Ira
[not found] ` <2807E5FD2F6FDA4886F6618EAC48510E22EC6A98-8k97q/ur5Z2krb+BlOpmy7fspsVTdybXVpNB7YpNyf8@public.gmane.org>
2016-04-27 14:45 ` Doug Ledford
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