Messages in this thread Patch in this message | | | Date | Fri, 21 Apr 2006 08:55:18 +0200 | From | Nick Piggin <> | Subject | Re: [patch 2/5] mm: remove vmalloc_to_pfn |
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Sigh, missed nommu, sorry.
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vmalloc_to_pfn 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 It was previously used so remap_pfn_range can be used on vmalloc memory, but is obsolete with the introduction of remap_vmalloc_range.
Signed-off-by: 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 +1002,6 @@ 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); 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 *); Index: linux-2.6/mm/memory.c =================================================================== --- linux-2.6.orig/mm/memory.c +++ linux-2.6/mm/memory.c @@ -2394,16 +2394,6 @@ struct page * vmalloc_to_page(void * vma EXPORT_SYMBOL(vmalloc_to_page); -/* - * Map a vmalloc()-space virtual address to the physical page frame number. - */ -unsigned long vmalloc_to_pfn(void * vmalloc_addr) -{ - return page_to_pfn(vmalloc_to_page(vmalloc_addr)); -} - -EXPORT_SYMBOL(vmalloc_to_pfn); - #if !defined(__HAVE_ARCH_GATE_AREA) #if defined(AT_SYSINFO_EHDR) Index: linux-2.6/mm/nommu.c =================================================================== --- linux-2.6.orig/mm/nommu.c +++ linux-2.6/mm/nommu.c @@ -167,12 +167,6 @@ struct page * vmalloc_to_page(void *addr return virt_to_page(addr); } -unsigned long vmalloc_to_pfn(void *addr) -{ - return page_to_pfn(virt_to_page(addr)); -} - - long vread(char *buf, char *addr, unsigned long count) { memcpy(buf, addr, count); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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