linux-kernel - Re: [Xen-devel] [PATCH v7 5/9] PCI: Add pci_iomap

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Message-ID: <CAB=NE6VTHL1pGVMAkThx07wHNEPAGToJg5Ns_YEd6U1edb8__g@mail.gmail.com>
Date:	Wed, 24 Jun 2015 17:58:17 -0700
From:	"Luis R. Rodriguez" <mcgrof@...e.com>
To:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc:	linux-fbdev <linux-fbdev@...r.kernel.org>,
	"Michael S. Tsirkin" <mst@...hat.com>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
	Ville Syrjälä <syrjala@....fi>,
	Dave Hansen <dave.hansen@...ux.intel.com>,
	Jan Beulich <jbeulich@...e.com>,
	Ville Syrjälä <ville.syrjala@...ux.intel.com>,
	"xen-devel@...ts.xensource.com" <xen-devel@...ts.xensource.com>,
	Arnd Bergmann <arnd@...db.de>,
	Davidlohr Bueso <dbueso@...e.de>,
	Tomi Valkeinen <tomi.valkeinen@...com>,
	Mel Gorman <mgorman@...e.de>,
	Daniel Vetter <daniel.vetter@...ll.ch>,
	Dave Airlie <airlied@...hat.com>, Ingo Molnar <mingo@...e.hu>,
	Borislav Petkov <bp@...e.de>,
	Jean-Christophe Plagniol-Villard <plagnioj@...osoft.com>,
	Antonino Daplas <adaplas@...il.com>,
	Suresh Siddha <sbsiddha@...il.com>,
	Stefan Bader <stefan.bader@...onical.com>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Vlastimil Babka <vbabka@...e.cz>,
	Juergen Gross <jgross@...e.com>,
	Toshi Kani <toshi.kani@...com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Andy Lutomirski <luto@...capital.net>,
	David Vrabel <david.vrabel@...rix.com>,
	venkatesh.pallipadi@...el.com,
	Roger Pau Monné <roger.pau@...rix.com>
Subject: Re: [Xen-devel] [PATCH v7 5/9] PCI: Add pci_iomap_wc() variants

On Wed, Jun 24, 2015 at 5:52 PM, Benjamin Herrenschmidt
<benh@...nel.crashing.org> wrote:
> On Thu, 2015-06-25 at 02:08 +0200, Luis R. Rodriguez wrote:
>>
>> OK thanks I'll proceed with these patches then.
>>
>> > As for user mappings,
>>
>> Which APIs were you considering in this regard BTW?
>
> mmap of the generic /sys/bus/pci/.../resource*

Like? Got a demo patch in mind ? :)

 Luis
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