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-rw-r--r--arch/m68k/include/asm/bitops.h39
1 files changed, 21 insertions, 18 deletions
diff --git a/arch/m68k/include/asm/bitops.h b/arch/m68k/include/asm/bitops.h
index 14c64a6f1217..e9639e48c6c3 100644
--- a/arch/m68k/include/asm/bitops.h
+++ b/arch/m68k/include/asm/bitops.h
@@ -350,12 +350,12 @@ static inline bool xor_unlock_is_negative_byte(unsigned long mask,
#include <asm-generic/bitops/ffz.h>
#else
-static inline int find_first_zero_bit(const unsigned long *vaddr,
- unsigned size)
+static inline unsigned long find_first_zero_bit(const unsigned long *vaddr,
+ unsigned long size)
{
const unsigned long *p = vaddr;
- int res = 32;
- unsigned int words;
+ unsigned long res = 32;
+ unsigned long words;
unsigned long num;
if (!size)
@@ -376,8 +376,9 @@ out:
}
#define find_first_zero_bit find_first_zero_bit
-static inline int find_next_zero_bit(const unsigned long *vaddr, int size,
- int offset)
+static inline unsigned long find_next_zero_bit(const unsigned long *vaddr,
+ unsigned long size,
+ unsigned long offset)
{
const unsigned long *p = vaddr + (offset >> 5);
int bit = offset & 31UL, res;
@@ -406,11 +407,12 @@ static inline int find_next_zero_bit(const unsigned long *vaddr, int size,
}
#define find_next_zero_bit find_next_zero_bit
-static inline int find_first_bit(const unsigned long *vaddr, unsigned size)
+static inline unsigned long find_first_bit(const unsigned long *vaddr,
+ unsigned long size)
{
const unsigned long *p = vaddr;
- int res = 32;
- unsigned int words;
+ unsigned long res = 32;
+ unsigned long words;
unsigned long num;
if (!size)
@@ -431,8 +433,9 @@ out:
}
#define find_first_bit find_first_bit
-static inline int find_next_bit(const unsigned long *vaddr, int size,
- int offset)
+static inline unsigned long find_next_bit(const unsigned long *vaddr,
+ unsigned long size,
+ unsigned long offset)
{
const unsigned long *p = vaddr + (offset >> 5);
int bit = offset & 31UL, res;
@@ -465,7 +468,7 @@ static inline int find_next_bit(const unsigned long *vaddr, int size,
* ffz = Find First Zero in word. Undefined if no zero exists,
* so code should check against ~0UL first..
*/
-static inline unsigned long ffz(unsigned long word)
+static inline unsigned long __attribute_const__ ffz(unsigned long word)
{
int res;
@@ -488,7 +491,7 @@ static inline unsigned long ffz(unsigned long word)
*/
#if (defined(__mcfisaaplus__) || defined(__mcfisac__)) && \
!defined(CONFIG_M68000)
-static inline unsigned long __ffs(unsigned long x)
+static inline __attribute_const__ unsigned long __ffs(unsigned long x)
{
__asm__ __volatile__ ("bitrev %0; ff1 %0"
: "=d" (x)
@@ -496,7 +499,7 @@ static inline unsigned long __ffs(unsigned long x)
return x;
}
-static inline int ffs(int x)
+static inline __attribute_const__ int ffs(int x)
{
if (!x)
return 0;
@@ -518,7 +521,7 @@ static inline int ffs(int x)
* the libc and compiler builtin ffs routines, therefore
* differs in spirit from the above ffz (man ffs).
*/
-static inline int ffs(int x)
+static inline __attribute_const__ int ffs(int x)
{
int cnt;
@@ -528,7 +531,7 @@ static inline int ffs(int x)
return 32 - cnt;
}
-static inline unsigned long __ffs(unsigned long x)
+static inline __attribute_const__ unsigned long __ffs(unsigned long x)
{
return ffs(x) - 1;
}
@@ -536,7 +539,7 @@ static inline unsigned long __ffs(unsigned long x)
/*
* fls: find last bit set.
*/
-static inline int fls(unsigned int x)
+static inline __attribute_const__ int fls(unsigned int x)
{
int cnt;
@@ -546,7 +549,7 @@ static inline int fls(unsigned int x)
return 32 - cnt;
}
-static inline unsigned long __fls(unsigned long x)
+static inline __attribute_const__ unsigned long __fls(unsigned long x)
{
return fls(x) - 1;
}