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From: jerin.jacob@caviumnetworks.com (Jerin Jacob)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2] arm64: pci: add support for pci_mmap_page_range
Date: Mon, 18 Apr 2016 20:23:49 +0530	[thread overview]
Message-ID: <20160418145348.GA2342@localhost.localdomain> (raw)
In-Reply-To: <10832709.SG7ma9Lsjb@wuerfel>

On Mon, Apr 18, 2016 at 04:15:28PM +0200, Arnd Bergmann wrote:
> On Monday 18 April 2016 19:31:20 Jerin Jacob wrote:
> > Regarding existing user space applications,
> > AFAIK, DPDK has the feature to support both /sysfs and vifo scheme.
> > X11 uses only /sysfs scheme.
> > 
> > IMO, Nothing wrong in providing this feature in arm64 kernel.
> > Except arm64, almost all the major architecture has this support.
> 
> My understanding was that it's considered deprecated and only
> supported for backwards compatibility, but now I can't find any
> indication of that in the source code and I don't know if that
> is actually the case.
> 
> I agree with Will that we should not expose the procfs interface,
> it's just far too ugly.

Me too agree with Will and I don't like it either.
My point was, Irrespective of this change, the /proc/bus/pci/*/* entries
will be created. i.e disabling /proc/bus/pci should be a seprate patch
and it does not depend on this patch.

> 
> 	Arnd

  reply	other threads:[~2016-04-18 14:53 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-04-13 21:10 [PATCH v2] arm64: pci: add support for pci_mmap_page_range Jerin Jacob
2016-04-15 13:09 ` Will Deacon
2016-04-15 18:45   ` Arnd Bergmann
2016-04-18 14:01     ` Jerin Jacob
2016-04-18 14:15       ` Arnd Bergmann
2016-04-18 14:53         ` Jerin Jacob [this message]
2016-04-18 15:00           ` Arnd Bergmann
2016-04-18 15:21             ` Jerin Jacob
2016-04-18 15:31               ` Arnd Bergmann
2016-04-18 15:40                 ` Will Deacon
2016-04-18 17:45                   ` Jerin Jacob
2016-04-18 17:46                     ` Arnd Bergmann
2017-03-15 21:01                 ` David Woodhouse
2017-03-20 13:18                   ` Will Deacon
2017-03-20 14:07                     ` David Woodhouse
2017-03-20 14:07                       ` David Woodhouse
2016-04-18 13:43   ` Jerin Jacob
2017-03-16 12:17   ` David Woodhouse
2017-03-16 12:17     ` David Woodhouse
2017-03-20 13:21     ` Will Deacon
2017-03-20 13:21       ` Will Deacon

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