arch/mips/include/uapi/asm/msgbuf.h

Source file repositories/reference/linux-study-clean/arch/mips/include/uapi/asm/msgbuf.h

File Facts

System
Linux kernel
Corpus path
arch/mips/include/uapi/asm/msgbuf.h
Extension
.h
Size
2327 bytes
Lines
69
Domain
Architecture Layer
Bucket
arch/mips
Inferred role
Architecture Layer: implementation source
Status
source implementation candidate

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

struct msqid64_ds {
	struct ipc64_perm msg_perm;
	long msg_stime;			/* last msgsnd time */
	long msg_rtime;			/* last msgrcv time */
	long msg_ctime;			/* last change time */
	unsigned long  msg_cbytes;	/* current number of bytes on queue */
	unsigned long  msg_qnum;	/* number of messages in queue */
	unsigned long  msg_qbytes;	/* max number of bytes on queue */
	__kernel_pid_t msg_lspid;	/* pid of last msgsnd */
	__kernel_pid_t msg_lrpid;	/* last receive pid */
	unsigned long  __unused4;
	unsigned long  __unused5;
};
#elif defined (__MIPSEB__)
struct msqid64_ds {
	struct ipc64_perm msg_perm;
	unsigned long  msg_stime_high;
	unsigned long  msg_stime;	/* last msgsnd time */
	unsigned long  msg_rtime_high;
	unsigned long  msg_rtime;	/* last msgrcv time */
	unsigned long  msg_ctime_high;
	unsigned long  msg_ctime;	/* last change time */
	unsigned long  msg_cbytes;	/* current number of bytes on queue */
	unsigned long  msg_qnum;	/* number of messages in queue */
	unsigned long  msg_qbytes;	/* max number of bytes on queue */
	__kernel_pid_t msg_lspid;	/* pid of last msgsnd */
	__kernel_pid_t msg_lrpid;	/* last receive pid */
	unsigned long  __unused4;
	unsigned long  __unused5;
};
#elif defined (__MIPSEL__)
struct msqid64_ds {
	struct ipc64_perm msg_perm;
	unsigned long  msg_stime;	/* last msgsnd time */
	unsigned long  msg_stime_high;
	unsigned long  msg_rtime;	/* last msgrcv time */
	unsigned long  msg_rtime_high;
	unsigned long  msg_ctime;	/* last change time */
	unsigned long  msg_ctime_high;
	unsigned long  msg_cbytes;	/* current number of bytes on queue */
	unsigned long  msg_qnum;	/* number of messages in queue */
	unsigned long  msg_qbytes;	/* max number of bytes on queue */
	__kernel_pid_t msg_lspid;	/* pid of last msgsnd */
	__kernel_pid_t msg_lrpid;	/* last receive pid */
	unsigned long  __unused4;
	unsigned long  __unused5;
};
#else
#warning no endianness set
#endif

#endif /* _ASM_MSGBUF_H */

Annotation

Implementation Notes