diff options
author | Ingo Molnar <mingo@kernel.org> | 2015-03-05 20:52:18 +0100 |
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committer | Ingo Molnar <mingo@kernel.org> | 2015-03-05 20:52:18 +0100 |
commit | 33ca8a53f262b4af40611bea331b8c87d133af72 (patch) | |
tree | d6468c820a556c4915bcb5b761204a0fb19e8225 /lib/bitrev.c | |
parent | db2dcb4f91d5fec5c346a82c309187ee821e2495 (diff) | |
parent | 13a7a6ac0a11197edcd0f756a035f472b42cdf8b (diff) |
Merge tag 'v4.0-rc2' into irq/core, to refresh the tree before applying new changes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'lib/bitrev.c')
-rw-r--r-- | lib/bitrev.c | 17 |
1 files changed, 2 insertions, 15 deletions
diff --git a/lib/bitrev.c b/lib/bitrev.c index 3956203456d4..40ffda94cc5d 100644 --- a/lib/bitrev.c +++ b/lib/bitrev.c @@ -1,3 +1,4 @@ +#ifndef CONFIG_HAVE_ARCH_BITREVERSE #include <linux/types.h> #include <linux/module.h> #include <linux/bitrev.h> @@ -42,18 +43,4 @@ const u8 byte_rev_table[256] = { }; EXPORT_SYMBOL_GPL(byte_rev_table); -u16 bitrev16(u16 x) -{ - return (bitrev8(x & 0xff) << 8) | bitrev8(x >> 8); -} -EXPORT_SYMBOL(bitrev16); - -/** - * bitrev32 - reverse the order of bits in a u32 value - * @x: value to be bit-reversed - */ -u32 bitrev32(u32 x) -{ - return (bitrev16(x & 0xffff) << 16) | bitrev16(x >> 16); -} -EXPORT_SYMBOL(bitrev32); +#endif /* CONFIG_HAVE_ARCH_BITREVERSE */ |