From: Jesse Barnes <jbarnes@virtuousgeek.org>
To: Alex Williamson <alex.williamson@redhat.com>
Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
chrisw@redhat.com, ddutile@redhat.com, bjorn.helgaas@hp.com,
eike-kernel@sf-tec.de
Subject: Re: [PATCH v2] pci: Allow read/write access to sysfs I/O port resources
Date: Fri, 30 Jul 2010 09:36:16 -0700 [thread overview]
Message-ID: <20100730093616.6903e62b@virtuousgeek.org> (raw)
In-Reply-To: <20100719154321.11535.39055.stgit@localhost6.localdomain6>
On Mon, 19 Jul 2010 09:45:34 -0600
Alex Williamson <alex.williamson@redhat.com> wrote:
> PCI sysfs resource files currently only allow mmap'ing. On x86 this
> works fine for memory backed BARs, but doesn't work at all for I/O
> port backed BARs. Add read/write to I/O port PCI sysfs resource
> files to allow userspace access to these device regions.
>
> Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Applied to linux-next, thanks.
--
Jesse Barnes, Intel Open Source Technology Center
prev parent reply other threads:[~2010-07-30 16:36 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-19 3:15 [PATCH] pci: Allow read/write access to I/O port resources Alex Williamson
2010-07-19 5:56 ` Rolf Eike Beer
2010-07-19 15:45 ` [PATCH v2] pci: Allow read/write access to sysfs " Alex Williamson
2010-07-23 15:10 ` Alex Williamson
2010-07-23 16:28 ` Jesse Barnes
2010-07-23 17:42 ` Chris Wright
2010-07-30 16:36 ` Jesse Barnes [this message]
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