From: Takuya Yoshikawa <yoshikawa.takuya@oss.ntt.co.jp>
Date: Wed, 26 Sep 2012 01:34:24 +0000 (+1000)
Subject: powerpc: bitops: introduce {clear,set}_bit_le()
X-Git-Tag: next-20120927~1^2~130
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=6f33e4c90354adf3e396f7bd6caab5e16a1509d3;p=karo-tx-linux.git

powerpc: bitops: introduce {clear,set}_bit_le()

Needed to replace test_and_set_bit_le() in virt/kvm/kvm_main.c which is
being used for this missing function.

Signed-off-by: Takuya Yoshikawa <yoshikawa.takuya@oss.ntt.co.jp>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Avi Kivity <avi@redhat.com>
Cc: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

diff --git a/arch/powerpc/include/asm/bitops.h b/arch/powerpc/include/asm/bitops.h
index efdc92618b38..dc2cf9c6d9e6 100644
--- a/arch/powerpc/include/asm/bitops.h
+++ b/arch/powerpc/include/asm/bitops.h
@@ -288,6 +288,16 @@ static __inline__ int test_bit_le(unsigned long nr,
 	return (tmp[nr >> 3] >> (nr & 7)) & 1;
 }
 
+static inline void set_bit_le(int nr, void *addr)
+{
+	set_bit(nr ^ BITOP_LE_SWIZZLE, addr);
+}
+
+static inline void clear_bit_le(int nr, void *addr)
+{
+	clear_bit(nr ^ BITOP_LE_SWIZZLE, addr);
+}
+
 static inline void __set_bit_le(int nr, void *addr)
 {
 	__set_bit(nr ^ BITOP_LE_SWIZZLE, addr);