[patch 2/5] mm: deprecate vmalloc_to_pfn

[Nick Piggin <npiggin@suse.de>]

Deprecate vmalloc_to_pfn.

Signed-off-by: Nick Piggin <npiggin@suse.de>

Index: linux-2.6/Documentation/feature-removal-schedule.txt
===================================================================
--- linux-2.6.orig/Documentation/feature-removal-schedule.txt
+++ linux-2.6/Documentation/feature-removal-schedule.txt
@@ -238,3 +238,12 @@ Why:	The interface no longer has any cal
 Who:	Nick Piggin <npiggin@suse.de>
 
 ---------------------------
+
+What:	vmalloc_to_pfn
+When:	April 2007
+Why:	The interface no longer has any callers left in the kernel. It
+	was previously used so remap_pfn_range can be used on vmalloc memory,
+	but is deprecated with the introduction of remap_vmalloc_range.
+Who:	Nick Piggin <npiggin@suse.de>
+
+---------------------------
Index: linux-2.6/include/linux/mm.h
===================================================================
--- linux-2.6.orig/include/linux/mm.h
+++ linux-2.6/include/linux/mm.h
@@ -1002,7 +1002,7 @@ static inline unsigned long vma_pages(st
 
 struct vm_area_struct *find_extend_vma(struct mm_struct *, unsigned long addr);
 struct page *vmalloc_to_page(void *addr);
-unsigned long vmalloc_to_pfn(void *addr);
+__deprecated_for_modules unsigned long vmalloc_to_pfn(void *addr);
 int remap_pfn_range(struct vm_area_struct *, unsigned long addr,
 			unsigned long pfn, unsigned long size, pgprot_t);
 int vm_insert_page(struct vm_area_struct *, unsigned long addr, struct page *);