diff options
| author |   David Howells <dhowells@redhat.com> | 2006-12-08 02:37:53 -0800 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@woody.osdl.org> | 2006-12-08 08:28:51 -0800 |
| commit | ef55d53caa055aedee13e77da82740987dd64f2d (patch) | |
| tree | 243bbfca98e504401ea563d6c799ed23c12c08b8 /arch | |
| parent | [PATCH] LOG2: Alter get_order() so that it can make use of ilog2() on a constant (diff) | |
| download | linux-dev-ef55d53caa055aedee13e77da82740987dd64f2d.tar.xz linux-dev-ef55d53caa055aedee13e77da82740987dd64f2d.zip | |
[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 'arch')
| -rw-r--r-- | arch/powerpc/Kconfig | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 97c7a212cdda..56c3c4065eb0 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -43,11 +43,11 @@ config RWSEM_XCHGADD_ALGORITHM config ARCH_HAS_ILOG2_U32 bool - default n + default y config ARCH_HAS_ILOG2_U64 bool - default n + default y if 64BIT config GENERIC_HWEIGHT bool |