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Re: [Xen-devel] [PATCH v7 5/9] PCI: Add pci_iomap_wc() variants
- To: "Luis R. Rodriguez" <mcgrof@xxxxxxxx>
- From: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
- Date: Thu, 25 Jun 2015 11:12:44 +1000
- Cc: linux-fbdev <linux-fbdev@xxxxxxxxxxxxxxx>, "Michael S. Tsirkin" <mst@xxxxxxxxxx>, "linux-pci@xxxxxxxxxxxxxxx" <linux-pci@xxxxxxxxxxxxxxx>, Ville Syrjälä <syrjala@xxxxxx>, Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>, Jan Beulich <jbeulich@xxxxxxxx>, Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Arnd Bergmann <arnd@xxxxxxxx>, Davidlohr Bueso <dbueso@xxxxxxx>, Tomi Valkeinen <tomi.valkeinen@xxxxxx>, Mel Gorman <mgorman@xxxxxxx>, Suresh Siddha <sbsiddha@xxxxxxxxx>, Dave Airlie <airlied@xxxxxxxxxx>, Ingo Molnar <mingo@xxxxxxx>, Borislav Petkov <bp@xxxxxxx>, Jean-Christophe Plagniol-Villard <plagnioj@xxxxxxxxxxxx>, Antonino Daplas <adaplas@xxxxxxxxx>, Stefan Bader <stefan.bader@xxxxxxxxxxxxx>, Daniel Vetter <daniel.vetter@xxxxxxxx>, Bjorn Helgaas <bhelgaas@xxxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, Vlastimil Babka <vbabka@xxxxxxx>, Juergen Gross <jgross@xxxxxxxx>, Toshi Kani <toshi.kani@xxxxxx>, "linux-kernel@xxxxxxxxxxxxxxx" <linux-kernel@xxxxxxxxxxxxxxx>, Andy Lutomirski <luto@xxxxxxxxxxxxxx>, David Vrabel <david.vrabel@xxxxxxxxxx>, venkatesh.pallipadi@xxxxxxxxx, Roger Pau Monné <roger.pau@xxxxxxxxxx>
- Delivery-date: Thu, 25 Jun 2015 01:13:41 +0000
- List-id: Xen developer discussion <xen-devel.lists.xen.org>
On Wed, 2015-06-24 at 17:58 -0700, Luis R. Rodriguez wrote:
> On Wed, Jun 24, 2015 at 5:52 PM, Benjamin Herrenschmidt
> <benh@xxxxxxxxxxxxxxxxxxx> 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 ? :)
Nope. I was just thinking out loud. Today I have yet to see a problem
with what we do so ...
Cheers,
Ben.
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