Messages in this thread | | | Date | Fri, 19 Nov 2004 18:03:22 -0800 | From | William Lee Irwin III <> | Subject | Re: [4/7] Xen VMM patch set : /dev/mem io_remap_page_range for CONFIG_XEN |
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On Fri, Nov 19, 2004 at 11:22:51PM +0000, Ian Pratt wrote: > This patch modifies /dev/mem to call io_remap_page_range rather than > remap_pfn_range under CONFIG_XEN. This is required because in arch > xen we need to use a different function for mapping MMIO space vs > mapping psueudo-physical memory. This allows the X server and other > programs that use /dev/mem for MMIO to work under Xen. > Signed-off-by: ian.pratt@cl.cam.ac.uk
This is safe from the io_remap_page_range() calling convention skew. All good.
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