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From: Christoph Hellwig <hch-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
To: Ira Weiny <ira.weiny-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Cc: Christoph Hellwig <hch-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>,
	Jason Gunthorpe
	<jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>,
	Dennis Dalessandro
	<dennis.dalessandro-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
	dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org,
	linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-fsdevel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	torvalds-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org,
	viro-RmSDqhL/yNMiFSDQTTA3OLVCufUGDwFn@public.gmane.org,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH 0/7] IB/hfi1: Remove write() and use ioctl() for user access
Date: Tue, 19 Apr 2016 11:40:21 -0700	[thread overview]
Message-ID: <20160419184021.GA26448@infradead.org> (raw)
In-Reply-To: <20160419034548.GG27515-MvMViLc3Pe+yjJhlop0iC9h3ngVCH38I@public.gmane.org>

On Mon, Apr 18, 2016 at 11:45:49PM -0400, Ira Weiny wrote:
> I'm a bit confused by what you are suggesting that "people will have to patch
> the driver with some vendor version if they really need it."?
> 
> Could you elaborate?

There are lots of drivers where we simply did not accept these vendor
specific extensions at all.  Especially for networking drivers it's
pretty common.  I'm not proposing this here, just saying that we have
lots of examples for it.
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WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@infradead.org>
To: Ira Weiny <ira.weiny@intel.com>
Cc: Christoph Hellwig <hch@infradead.org>,
	Jason Gunthorpe <jgunthorpe@obsidianresearch.com>,
	Dennis Dalessandro <dennis.dalessandro@intel.com>,
	dledford@redhat.com, linux-rdma@vger.kernel.org,
	linux-fsdevel@vger.kernel.org, torvalds@linux-foundation.org,
	viro@zeniv.linux.org.uk, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/7] IB/hfi1: Remove write() and use ioctl() for user access
Date: Tue, 19 Apr 2016 11:40:21 -0700	[thread overview]
Message-ID: <20160419184021.GA26448@infradead.org> (raw)
In-Reply-To: <20160419034548.GG27515@rhel.amr.corp.intel.com>

On Mon, Apr 18, 2016 at 11:45:49PM -0400, Ira Weiny wrote:
> I'm a bit confused by what you are suggesting that "people will have to patch
> the driver with some vendor version if they really need it."?
> 
> Could you elaborate?

There are lots of drivers where we simply did not accept these vendor
specific extensions at all.  Especially for networking drivers it's
pretty common.  I'm not proposing this here, just saying that we have
lots of examples for it.

  parent reply	other threads:[~2016-04-19 18:40 UTC|newest]

Thread overview: 85+ 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
2016-04-14 15:41     ` 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
2016-04-14 18:05         ` Jason Gunthorpe
     [not found]         ` <20160414180540.GA12554-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-04-14 18:42           ` Dennis Dalessandro
2016-04-14 18:42             ` Dennis Dalessandro
     [not found]             ` <20160414184200.GA10416-W4f6Xiosr+yv7QzWx2u06xL4W9x8LtSr@public.gmane.org>
2016-04-14 18:56               ` Jason Gunthorpe
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 17:30           ` Leon Romanovsky
2016-04-15 17:34           ` Christoph Hellwig
2016-04-15 17:44             ` Woodruff, Robert J
2016-04-15 21:03               ` Leon Romanovsky
     [not found]             ` <20160415173401.GA10868-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2016-04-15 17:46               ` Hefty, Sean
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
2016-04-15 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
2016-04-16 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
2016-04-18 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
2016-04-14 18:46         ` Jason Gunthorpe
2016-04-20 20:36       ` 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
2016-04-22 18:38             ` Dennis Dalessandro
     [not found]             ` <20160422183844.GB21996-W4f6Xiosr+yv7QzWx2u06xL4W9x8LtSr@public.gmane.org>
2016-04-26 15:23               ` Jason Gunthorpe
2016-04-26 15:23                 ` Jason Gunthorpe
     [not found]   ` <20160414164550.GC6247-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-04-18 13:09     ` Christoph Hellwig
2016-04-18 13:09       ` Christoph Hellwig
     [not found]       ` <20160418130909.GD11508-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2016-04-18 17:40         ` Jason Gunthorpe
2016-04-18 17:40           ` Jason Gunthorpe
     [not found]           ` <20160418174047.GB13865-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-04-18 18:24             ` Christoph Hellwig
2016-04-18 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 [this message]
2016-04-19 18:40                     ` Christoph Hellwig
     [not found]               ` <20160418182411.GA4904-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2016-04-19 17:38                 ` Jason Gunthorpe
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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