include/uapi/asm-generic/shmbuf.h

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

File Facts

System
Linux kernel
Corpus path
include/uapi/asm-generic/shmbuf.h
Extension
.h
Size
1878 bytes
Lines
62
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

struct shmid64_ds {
	struct ipc64_perm	shm_perm;	/* operation perms */
	__kernel_size_t		shm_segsz;	/* size of segment (bytes) */
#if __BITS_PER_LONG == 64
	long			shm_atime;	/* last attach time */
	long			shm_dtime;	/* last detach time */
	long			shm_ctime;	/* last change time */
#else
	unsigned long		shm_atime;	/* last attach time */
	unsigned long		shm_atime_high;
	unsigned long		shm_dtime;	/* last detach time */
	unsigned long		shm_dtime_high;
	unsigned long		shm_ctime;	/* last change time */
	unsigned long		shm_ctime_high;
#endif
	__kernel_pid_t		shm_cpid;	/* pid of creator */
	__kernel_pid_t		shm_lpid;	/* pid of last operator */
	unsigned long		shm_nattch;	/* no. of current attaches */
	unsigned long		__unused4;
	unsigned long		__unused5;
};

struct shminfo64 {
	unsigned long		shmmax;
	unsigned long		shmmin;
	unsigned long		shmmni;
	unsigned long		shmseg;
	unsigned long		shmall;
	unsigned long		__unused1;
	unsigned long		__unused2;
	unsigned long		__unused3;
	unsigned long		__unused4;
};

#endif /* __ASM_GENERIC_SHMBUF_H */

Annotation

Implementation Notes