PERFORCE change 136483 for review

[Kip Macy]

http://perforce.freebsd.org/chv.cgi?CH=136483

Change 136483 by kmacy at pandemonium:kmacy:xen31 on 2008/02/29 07:43:08

	make sure that busdma uses machine addresses on xen

Affected files ...

.. //depot/projects/xen31/sys/i386/i386/busdma_machdep.c#4 edit

Differences ...

==== //depot/projects/xen31/sys/i386/i386/busdma_machdep.c#4 (text+ko) ====

@@ -144,6 +144,11 @@
 int _bus_dmamap_count_pages(bus_dma_tag_t dmat, bus_dmamap_t map, void *buf,
 			    bus_size_t buflen, int flags);
 
+#ifdef XEN
+#undef pmap_kextract
+#define pmap_kextract pmap_kextract_ma
+#endif
+
 /*
  * Return true if a match is made.
  *