Skip to content

Commit

Permalink
include/asm-x86/bitops_32.h: checkpatch cleanups - formatting only
Browse files Browse the repository at this point in the history
Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
  • Loading branch information
Joe Perches authored and Ingo Molnar committed Apr 17, 2008
1 parent 7edb3cd commit fd591ac
Showing 1 changed file with 21 additions and 19 deletions.
40 changes: 21 additions & 19 deletions include/asm-x86/bitops_32.h
Original file line number Diff line number Diff line change
Expand Up @@ -20,20 +20,22 @@ static inline int find_first_zero_bit(const unsigned long *addr, unsigned size)

if (!size)
return 0;
/* This looks at memory. Mark it volatile to tell gcc not to move it around */
__asm__ __volatile__(
"movl $-1,%%eax\n\t"
"xorl %%edx,%%edx\n\t"
"repe; scasl\n\t"
"je 1f\n\t"
"xorl -4(%%edi),%%eax\n\t"
"subl $4,%%edi\n\t"
"bsfl %%eax,%%edx\n"
"1:\tsubl %%ebx,%%edi\n\t"
"shll $3,%%edi\n\t"
"addl %%edi,%%edx"
:"=d" (res), "=&c" (d0), "=&D" (d1), "=&a" (d2)
:"1" ((size + 31) >> 5), "2" (addr), "b" (addr) : "memory");
/* This looks at memory.
* Mark it volatile to tell gcc not to move it around
*/
asm volatile("movl $-1,%%eax\n\t"
"xorl %%edx,%%edx\n\t"
"repe; scasl\n\t"
"je 1f\n\t"
"xorl -4(%%edi),%%eax\n\t"
"subl $4,%%edi\n\t"
"bsfl %%eax,%%edx\n"
"1:\tsubl %%ebx,%%edi\n\t"
"shll $3,%%edi\n\t"
"addl %%edi,%%edx"
: "=d" (res), "=&c" (d0), "=&D" (d1), "=&a" (d2)
: "1" ((size + 31) >> 5), "2" (addr),
"b" (addr) : "memory");
return res;
}

Expand Down Expand Up @@ -75,7 +77,7 @@ static inline unsigned find_first_bit(const unsigned long *addr, unsigned size)
unsigned long val = *addr++;
if (val)
return __ffs(val) + x;
x += (sizeof(*addr)<<3);
x += sizeof(*addr) << 3;
}
return x;
}
Expand Down Expand Up @@ -152,10 +154,10 @@ static inline int fls(int x)

#include <asm-generic/bitops/ext2-non-atomic.h>

#define ext2_set_bit_atomic(lock, nr, addr) \
test_and_set_bit((nr), (unsigned long *)addr)
#define ext2_clear_bit_atomic(lock, nr, addr) \
test_and_clear_bit((nr), (unsigned long *)addr)
#define ext2_set_bit_atomic(lock, nr, addr) \
test_and_set_bit((nr), (unsigned long *)(addr))
#define ext2_clear_bit_atomic(lock, nr, addr) \
test_and_clear_bit((nr), (unsigned long *)(addr))

#include <asm-generic/bitops/minix.h>

Expand Down

0 comments on commit fd591ac

Please sign in to comment.