s390/bitops: remove unnecessary macro definitions in asm/bitops.h

Remove unused __BITOPS_ALIGN, and replace __BITOPS_WORDSIZE with
BITS_PER_LONG.

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

diff --git a/arch/s390/include/asm/bitops.h b/arch/s390/include/asm/bitops.h
index 15422933c60ba4b4d9ca12e2187d3154bff4656f..2bc357408f43d158da7899d3036e9541a9312f0a 100644 (file)
--- a/arch/s390/include/asm/bitops.h
+++ b/arch/s390/include/asm/bitops.h
@@ -61,8 +61,6 @@ extern const char _sb_findmap[];
 
 #ifndef CONFIG_64BIT
 
-#define __BITOPS_ALIGN         3
-#define __BITOPS_WORDSIZE      32
 #define __BITOPS_OR            "or"
 #define __BITOPS_AND           "nr"
 #define __BITOPS_XOR           "xr"
@@ -81,8 +79,6 @@ extern const char _sb_findmap[];
 
 #else /* CONFIG_64BIT */
 
-#define __BITOPS_ALIGN         7
-#define __BITOPS_WORDSIZE      64
 #define __BITOPS_OR            "ogr"
 #define __BITOPS_AND           "ngr"
 #define __BITOPS_XOR           "xgr"
@@ -101,7 +97,7 @@ extern const char _sb_findmap[];
 
 #endif /* CONFIG_64BIT */
 
-#define __BITOPS_WORDS(bits) (((bits)+__BITOPS_WORDSIZE-1)/__BITOPS_WORDSIZE)
+#define __BITOPS_WORDS(bits) (((bits) + BITS_PER_LONG - 1) / BITS_PER_LONG)
 #define __BITOPS_BARRIER() asm volatile("" : : : "memory")
 
 #ifdef CONFIG_SMP
@@ -114,9 +110,9 @@ static inline void set_bit_cs(unsigned long nr, volatile unsigned long *ptr)
 
        addr = (unsigned long) ptr;
        /* calculate address for CS */
-       addr += (nr ^ (nr & (__BITOPS_WORDSIZE - 1))) >> 3;
+       addr += (nr ^ (nr & (BITS_PER_LONG - 1))) >> 3;
        /* make OR mask */
-       mask = 1UL << (nr & (__BITOPS_WORDSIZE - 1));
+       mask = 1UL << (nr & (BITS_PER_LONG - 1));
        /* Do the atomic update. */
        __BITOPS_LOOP(old, new, addr, mask, __BITOPS_OR);
 }
@@ -130,9 +126,9 @@ static inline void clear_bit_cs(unsigned long nr, volatile unsigned long *ptr)
 
        addr = (unsigned long) ptr;
        /* calculate address for CS */
-       addr += (nr ^ (nr & (__BITOPS_WORDSIZE - 1))) >> 3;
+       addr += (nr ^ (nr & (BITS_PER_LONG - 1))) >> 3;
        /* make AND mask */
-       mask = ~(1UL << (nr & (__BITOPS_WORDSIZE - 1)));
+       mask = ~(1UL << (nr & (BITS_PER_LONG - 1)));
        /* Do the atomic update. */
        __BITOPS_LOOP(old, new, addr, mask, __BITOPS_AND);
 }
@@ -146,9 +142,9 @@ static inline void change_bit_cs(unsigned long nr, volatile unsigned long *ptr)
 
        addr = (unsigned long) ptr;
        /* calculate address for CS */
-       addr += (nr ^ (nr & (__BITOPS_WORDSIZE - 1))) >> 3;
+       addr += (nr ^ (nr & (BITS_PER_LONG - 1))) >> 3;
        /* make XOR mask */
-       mask = 1UL << (nr & (__BITOPS_WORDSIZE - 1));
+       mask = 1UL << (nr & (BITS_PER_LONG - 1));
        /* Do the atomic update. */
        __BITOPS_LOOP(old, new, addr, mask, __BITOPS_XOR);
 }
@@ -163,9 +159,9 @@ test_and_set_bit_cs(unsigned long nr, volatile unsigned long *ptr)
 
        addr = (unsigned long) ptr;
        /* calculate address for CS */
-       addr += (nr ^ (nr & (__BITOPS_WORDSIZE - 1))) >> 3;
+       addr += (nr ^ (nr & (BITS_PER_LONG - 1))) >> 3;
        /* make OR/test mask */
-       mask = 1UL << (nr & (__BITOPS_WORDSIZE - 1));
+       mask = 1UL << (nr & (BITS_PER_LONG - 1));
        /* Do the atomic update. */
        __BITOPS_LOOP(old, new, addr, mask, __BITOPS_OR);
        __BITOPS_BARRIER();
@@ -182,9 +178,9 @@ test_and_clear_bit_cs(unsigned long nr, volatile unsigned long *ptr)
 
        addr = (unsigned long) ptr;
        /* calculate address for CS */
-       addr += (nr ^ (nr & (__BITOPS_WORDSIZE - 1))) >> 3;
+       addr += (nr ^ (nr & (BITS_PER_LONG - 1))) >> 3;
        /* make AND/test mask */
-       mask = ~(1UL << (nr & (__BITOPS_WORDSIZE - 1)));
+       mask = ~(1UL << (nr & (BITS_PER_LONG - 1)));
        /* Do the atomic update. */
        __BITOPS_LOOP(old, new, addr, mask, __BITOPS_AND);
        __BITOPS_BARRIER();
@@ -201,9 +197,9 @@ test_and_change_bit_cs(unsigned long nr, volatile unsigned long *ptr)
 
        addr = (unsigned long) ptr;
        /* calculate address for CS */
-       addr += (nr ^ (nr & (__BITOPS_WORDSIZE - 1))) >> 3;
+       addr += (nr ^ (nr & (BITS_PER_LONG - 1))) >> 3;
        /* make XOR/test mask */
-       mask = 1UL << (nr & (__BITOPS_WORDSIZE - 1));
+       mask = 1UL << (nr & (BITS_PER_LONG - 1));
        /* Do the atomic update. */
        __BITOPS_LOOP(old, new, addr, mask, __BITOPS_XOR);
        __BITOPS_BARRIER();
@@ -218,7 +214,7 @@ static inline void __set_bit(unsigned long nr, volatile unsigned long *ptr)
 {
        unsigned long addr;
 
-       addr = (unsigned long) ptr + ((nr ^ (__BITOPS_WORDSIZE - 8)) >> 3);
+       addr = (unsigned long) ptr + ((nr ^ (BITS_PER_LONG - 8)) >> 3);
        asm volatile(
                "       oc      %O0(1,%R0),%1"
                : "=Q" (*(char *) addr) : "Q" (_oi_bitmap[nr & 7]) : "cc" );
@@ -229,7 +225,7 @@ __constant_set_bit(const unsigned long nr, volatile unsigned long *ptr)
 {
        unsigned long addr;
 
-       addr = ((unsigned long) ptr) + ((nr ^ (__BITOPS_WORDSIZE - 8)) >> 3);
+       addr = ((unsigned long) ptr) + ((nr ^ (BITS_PER_LONG - 8)) >> 3);
        *(unsigned char *) addr |= 1 << (nr & 7);
 }
 
@@ -246,7 +242,7 @@ __clear_bit(unsigned long nr, volatile unsigned long *ptr)
 {
        unsigned long addr;
 
-       addr = (unsigned long) ptr + ((nr ^ (__BITOPS_WORDSIZE - 8)) >> 3);
+       addr = (unsigned long) ptr + ((nr ^ (BITS_PER_LONG - 8)) >> 3);
        asm volatile(
                "       nc      %O0(1,%R0),%1"
                : "=Q" (*(char *) addr) : "Q" (_ni_bitmap[nr & 7]) : "cc" );
@@ -257,7 +253,7 @@ __constant_clear_bit(const unsigned long nr, volatile unsigned long *ptr)
 {
        unsigned long addr;
 
-       addr = ((unsigned long) ptr) + ((nr ^ (__BITOPS_WORDSIZE - 8)) >> 3);
+       addr = ((unsigned long) ptr) + ((nr ^ (BITS_PER_LONG - 8)) >> 3);
        *(unsigned char *) addr &= ~(1 << (nr & 7));
 }
 
@@ -273,7 +269,7 @@ static inline void __change_bit(unsigned long nr, volatile unsigned long *ptr)
 {
        unsigned long addr;
 
-       addr = (unsigned long) ptr + ((nr ^ (__BITOPS_WORDSIZE - 8)) >> 3);
+       addr = (unsigned long) ptr + ((nr ^ (BITS_PER_LONG - 8)) >> 3);
        asm volatile(
                "       xc      %O0(1,%R0),%1"
                : "=Q" (*(char *) addr) : "Q" (_oi_bitmap[nr & 7]) : "cc" );
@@ -284,7 +280,7 @@ __constant_change_bit(const unsigned long nr, volatile unsigned long *ptr)
 {
        unsigned long addr;
 
-       addr = ((unsigned long) ptr) + ((nr ^ (__BITOPS_WORDSIZE - 8)) >> 3);
+       addr = ((unsigned long) ptr) + ((nr ^ (BITS_PER_LONG - 8)) >> 3);
        *(unsigned char *) addr ^= 1 << (nr & 7);
 }
 
@@ -302,7 +298,7 @@ test_and_set_bit_simple(unsigned long nr, volatile unsigned long *ptr)
        unsigned long addr;
        unsigned char ch;
 
-       addr = (unsigned long) ptr + ((nr ^ (__BITOPS_WORDSIZE - 8)) >> 3);
+       addr = (unsigned long) ptr + ((nr ^ (BITS_PER_LONG - 8)) >> 3);
        ch = *(unsigned char *) addr;
        asm volatile(
                "       oc      %O0(1,%R0),%1"
@@ -321,7 +317,7 @@ test_and_clear_bit_simple(unsigned long nr, volatile unsigned long *ptr)
        unsigned long addr;
        unsigned char ch;
 
-       addr = (unsigned long) ptr + ((nr ^ (__BITOPS_WORDSIZE - 8)) >> 3);
+       addr = (unsigned long) ptr + ((nr ^ (BITS_PER_LONG - 8)) >> 3);
        ch = *(unsigned char *) addr;
        asm volatile(
                "       nc      %O0(1,%R0),%1"
@@ -340,7 +336,7 @@ test_and_change_bit_simple(unsigned long nr, volatile unsigned long *ptr)
        unsigned long addr;
        unsigned char ch;
 
-       addr = (unsigned long) ptr + ((nr ^ (__BITOPS_WORDSIZE - 8)) >> 3);
+       addr = (unsigned long) ptr + ((nr ^ (BITS_PER_LONG - 8)) >> 3);
        ch = *(unsigned char *) addr;
        asm volatile(
                "       xc      %O0(1,%R0),%1"
@@ -376,7 +372,7 @@ static inline int __test_bit(unsigned long nr, const volatile unsigned long *ptr
        unsigned long addr;
        unsigned char ch;
 
-       addr = (unsigned long) ptr + ((nr ^ (__BITOPS_WORDSIZE - 8)) >> 3);
+       addr = (unsigned long) ptr + ((nr ^ (BITS_PER_LONG - 8)) >> 3);
        ch = *(volatile unsigned char *) addr;
        return (ch >> (nr & 7)) & 1;
 }
@@ -384,7 +380,7 @@ static inline int __test_bit(unsigned long nr, const volatile unsigned long *ptr
 static inline int 
 __constant_test_bit(unsigned long nr, const volatile unsigned long *addr) {
     return (((volatile char *) addr)
-           [(nr^(__BITOPS_WORDSIZE-8))>>3] & (1<<(nr&7))) != 0;
+           [(nr^(BITS_PER_LONG-8))>>3] & (1<<(nr&7))) != 0;
 }
 
 #define test_bit(nr,addr) \
@@ -693,18 +689,18 @@ static inline int find_next_bit_left(const unsigned long *addr,
 
        if (offset >= size)
                return size;
-       bit = offset & (__BITOPS_WORDSIZE - 1);
+       bit = offset & (BITS_PER_LONG - 1);
        offset -= bit;
        size -= offset;
-       p = addr + offset / __BITOPS_WORDSIZE;
+       p = addr + offset / BITS_PER_LONG;
        if (bit) {
                set = __flo_word(0, *p & (~0UL << bit));
                if (set >= size)
                        return size + offset;
-               if (set < __BITOPS_WORDSIZE)
+               if (set < BITS_PER_LONG)
                        return set + offset;
-               offset += __BITOPS_WORDSIZE;
-               size -= __BITOPS_WORDSIZE;
+               offset += BITS_PER_LONG;
+               size -= BITS_PER_LONG;
                p++;
        }
        return offset + find_first_bit_left(p, size);
@@ -736,22 +732,22 @@ static inline int find_next_zero_bit (const unsigned long * addr,
 
        if (offset >= size)
                return size;
-       bit = offset & (__BITOPS_WORDSIZE - 1);
+       bit = offset & (BITS_PER_LONG - 1);
        offset -= bit;
        size -= offset;
-       p = addr + offset / __BITOPS_WORDSIZE;
+       p = addr + offset / BITS_PER_LONG;
        if (bit) {
                /*
-                * __ffz_word returns __BITOPS_WORDSIZE
+                * __ffz_word returns BITS_PER_LONG
                 * if no zero bit is present in the word.
                 */
                set = __ffz_word(bit, *p >> bit);
                if (set >= size)
                        return size + offset;
-               if (set < __BITOPS_WORDSIZE)
+               if (set < BITS_PER_LONG)
                        return set + offset;
-               offset += __BITOPS_WORDSIZE;
-               size -= __BITOPS_WORDSIZE;
+               offset += BITS_PER_LONG;
+               size -= BITS_PER_LONG;
                p++;
        }
        return offset + find_first_zero_bit(p, size);
@@ -773,22 +769,22 @@ static inline int find_next_bit (const unsigned long * addr,
 
        if (offset >= size)
                return size;
-       bit = offset & (__BITOPS_WORDSIZE - 1);
+       bit = offset & (BITS_PER_LONG - 1);
        offset -= bit;
        size -= offset;
-       p = addr + offset / __BITOPS_WORDSIZE;
+       p = addr + offset / BITS_PER_LONG;
        if (bit) {
                /*
-                * __ffs_word returns __BITOPS_WORDSIZE
+                * __ffs_word returns BITS_PER_LONG
                 * if no one bit is present in the word.
                 */
                set = __ffs_word(0, *p & (~0UL << bit));
                if (set >= size)
                        return size + offset;
-               if (set < __BITOPS_WORDSIZE)
+               if (set < BITS_PER_LONG)
                        return set + offset;
-               offset += __BITOPS_WORDSIZE;
-               size -= __BITOPS_WORDSIZE;
+               offset += BITS_PER_LONG;
+               size -= BITS_PER_LONG;
                p++;
        }
        return offset + find_first_bit(p, size);
@@ -843,22 +839,22 @@ static inline int find_next_zero_bit_le(void *vaddr, unsigned long size,
 
         if (offset >= size)
                 return size;
-       bit = offset & (__BITOPS_WORDSIZE - 1);
+       bit = offset & (BITS_PER_LONG - 1);
        offset -= bit;
        size -= offset;
-       p = addr + offset / __BITOPS_WORDSIZE;
+       p = addr + offset / BITS_PER_LONG;
         if (bit) {
                /*
-                * s390 version of ffz returns __BITOPS_WORDSIZE
+                * s390 version of ffz returns BITS_PER_LONG
                 * if no zero bit is present in the word.
                 */
                set = __ffz_word(bit, __load_ulong_le(p, 0) >> bit);
                if (set >= size)
                        return size + offset;
-               if (set < __BITOPS_WORDSIZE)
+               if (set < BITS_PER_LONG)
                        return set + offset;
-               offset += __BITOPS_WORDSIZE;
-               size -= __BITOPS_WORDSIZE;
+               offset += BITS_PER_LONG;
+               size -= BITS_PER_LONG;
                p++;
         }
        return offset + find_first_zero_bit_le(p, size);
@@ -885,22 +881,22 @@ static inline int find_next_bit_le(void *vaddr, unsigned long size,
 
        if (offset >= size)
                return size;
-       bit = offset & (__BITOPS_WORDSIZE - 1);
+       bit = offset & (BITS_PER_LONG - 1);
        offset -= bit;
        size -= offset;
-       p = addr + offset / __BITOPS_WORDSIZE;
+       p = addr + offset / BITS_PER_LONG;
        if (bit) {
                /*
-                * s390 version of ffz returns __BITOPS_WORDSIZE
+                * s390 version of ffz returns BITS_PER_LONG
                 * if no zero bit is present in the word.
                 */
                set = __ffs_word(0, __load_ulong_le(p, 0) & (~0UL << bit));
                if (set >= size)
                        return size + offset;
-               if (set < __BITOPS_WORDSIZE)
+               if (set < BITS_PER_LONG)
                        return set + offset;
-               offset += __BITOPS_WORDSIZE;
-               size -= __BITOPS_WORDSIZE;
+               offset += BITS_PER_LONG;
+               size -= BITS_PER_LONG;
                p++;
        }
        return offset + find_first_bit_le(p, size);