include/asm-generic/bitops.h

Source file repositories/reference/linux-study-clean/include/asm-generic/bitops.h

File Facts

System
Linux kernel
Corpus path
include/asm-generic/bitops.h
Extension
.h
Size
1160 bytes
Lines
39
Domain
Repository Root And Misc
Bucket
include
Inferred role
Repository Root And Misc: implementation source
Status
source implementation candidate

Why This File Exists

Top-level or miscellaneous repository surface. Use this as map coverage unless a later manual pass promotes the file into a deeper subsystem dossier.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef __ASM_GENERIC_BITOPS_H
#define __ASM_GENERIC_BITOPS_H

/*
 * For the benefit of those who are trying to port Linux to another
 * architecture, here are some C-language equivalents.  They should
 * generate reasonable code, so take a look at what your compiler spits
 * out before rolling your own buggy implementation in assembly language.
 *
 * C language equivalents written by Theodore Ts'o, 9/26/92
 */

#include <linux/irqflags.h>
#include <linux/compiler.h>
#include <asm/barrier.h>

#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>

#ifndef _LINUX_BITOPS_H
#error only <linux/bitops.h> can be included directly
#endif

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

#endif /* __ASM_GENERIC_BITOPS_H */

Annotation

Implementation Notes