Commit 9858c60c authored by Arnd Bergmann's avatar Arnd Bergmann Committed by Arnd Bergmann
Browse files

asm-generic: make bitops.h usable 



bitops.h apparently suffered from some level of bitrot, it
was missing the smp_mb__{before,after}_clear_bit functions,
and included other headers in an invalid order.

This changes the file so that new architectures can use
it out of the box.

Signed-off-by: default avatarRemis Lima Baima <remis.developer@googlemail.com>
Signed-off-by: default avatarArnd Bergmann <arnd@arndb.de>
parent d7c4f1b7

include/asm-generic/bitops.h

+18 −6
Original line number Diff line number Diff line 
#ifndef _ASM_GENERIC_BITOPS_H_

#define _ASM_GENERIC_BITOPS_H_

#ifndef __ASM_GENERIC_BITOPS_H

#define __ASM_GENERIC_BITOPS_H



/*

 * For the benefit of those who are trying to port Linux to another
@@ -9,11 +9,21 @@ 
 * C language equivalents written by Theodore Ts'o, 9/26/92

 */



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

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

#include <linux/irqflags.h>

#include <linux/compiler.h>



/*

 * clear_bit may not imply a memory barrier

 */

#ifndef smp_mb__before_clear_bit

#define smp_mb__before_clear_bit()	smp_mb()

#define smp_mb__after_clear_bit()	smp_mb()

#endif



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

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

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

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

#include <asm-generic/bitops/fls64.h>

#include <asm-generic/bitops/find.h>
@@ -26,8 +36,10 @@ 
#include <asm-generic/bitops/hweight.h>

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



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

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

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

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

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



#endif /* _ASM_GENERIC_BITOPS_H */
 
#endif /* __ASM_GENERIC_BITOPS_H */

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