Re: [Xen-devel] [PATCH v6 07/15] xen/arm: compile and initialize vmap

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Fri, 2013-05-03 at 12:43 +0100, Jan Beulich wrote:
> >>> On 03.05.13 at 13:29, Ian Campbell <Ian.Campbell@xxxxxxxxxx> wrote:
> > On Fri, 2013-05-03 at 11:51 +0100, Stefano Stabellini wrote:
> >>  xen/include/asm-x86/page.h   |    8 ---
> >>  xen/include/xen/mm.h         |    7 +++
> > 
> > These last two are just the movement of the map_pages_to_xen and
> > destroy_xen_mappings prototypes. Unless there are objections from Jan or
> > Keir I won't let this stop me applying the series.
> 
> That's fine with me of course. What puzzles me in this patch is
> 
> >--- a/xen/include/asm-arm/page.h
> >+++ b/xen/include/asm-arm/page.h
> >@@ -58,6 +58,9 @@
> > #define DEV_WC        BUFFERABLE
> > #define DEV_CACHED    WRITEBACK
> > 
> >+#define PAGE_HYPERVISOR         (MATTR_MEM)
> >+#define MAP_SMALL_PAGES         PAGE_HYPERVISOR
> >+
> 
> the non-distinct value for MAP_SMALL_PAGES. Do you not
> support large pages for any use of map_pages_to_xen()?

Not yet. In fact there are no existing users on the ARM side at all.

Ian.



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