diff options
| author | David Howells <dhowells@redhat.com> | 2006-12-08 13:37:53 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.osdl.org> | 2006-12-08 19:28:51 +0300 |
| commit | ef55d53caa055aedee13e77da82740987dd64f2d (patch) | |
| tree | 243bbfca98e504401ea563d6c799ed23c12c08b8 /include/asm-powerpc/page_32.h | |
| parent | 39d61db0edb34d60b83c5e0d62d0e906578cc707 (diff) | |
| download | linux-ef55d53caa055aedee13e77da82740987dd64f2d.tar.xz | |
[PATCH] LOG2: Provide ilog2() fallbacks for powerpc
Provide ilog2() fallbacks for powerpc for 32-bit numbers and 64-bit numbers on
ppc64.
Signed-off-by: David Howells <dhowells@redhat.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/asm-powerpc/page_32.h')
| -rw-r--r-- | include/asm-powerpc/page_32.h | 10 |
1 files changed, 1 insertions, 9 deletions
diff --git a/include/asm-powerpc/page_32.h b/include/asm-powerpc/page_32.h index 2677bad70f40..07f6d3cf5e5a 100644 --- a/include/asm-powerpc/page_32.h +++ b/include/asm-powerpc/page_32.h @@ -26,15 +26,7 @@ extern void clear_pages(void *page, int order); static inline void clear_page(void *page) { clear_pages(page, 0); } extern void copy_page(void *to, void *from); -/* Pure 2^n version of get_order */ -extern __inline__ int get_order(unsigned long size) -{ - int lz; - - size = (size-1) >> PAGE_SHIFT; - asm ("cntlzw %0,%1" : "=r" (lz) : "r" (size)); - return 32 - lz; -} +#include <asm-generic/page.h> #endif /* __ASSEMBLY__ */ |