[vm 2/76] convert atyfb.c to use remap_pfn_range()

From: William Lee Irwin III
Date: Sat Sep 25 2004 - 02:01:46 EST


On Fri, Sep 24, 2004 at 11:58:16PM -0700, William Lee Irwin III wrote:
> This patch introduces remap_pfn_range(), destined to replace
> remap_page_range(). In the sequel, the callers of remap_page_range()
> will be converted one at a time.

Convert atyfb.c to use remap_pfn_range(). Here (as in numerous other
cases) shifting the argument right by PAGE_SHIFT suffices.


Index: mm3-2.6.9-rc2/drivers/video/aty/atyfb_base.c
===================================================================
--- mm3-2.6.9-rc2.orig/drivers/video/aty/atyfb_base.c 2004-09-24 17:37:14.000000000 -0700
+++ mm3-2.6.9-rc2/drivers/video/aty/atyfb_base.c 2004-09-24 22:07:40.573015928 -0700
@@ -1174,8 +1174,8 @@
~(par->mmap_map[i].prot_mask);
pgprot_val(vma->vm_page_prot) |= par->mmap_map[i].prot_flag;

- if (remap_page_range(vma, vma->vm_start + page, map_offset,
- map_size, vma->vm_page_prot))
+ if (remap_pfn_range(vma, vma->vm_start + page,
+ map_offset >> PAGE_SHIFT, map_size, vma->vm_page_prot))
return -EAGAIN;

page += map_size;
-
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