[net-next-2.6.git] / arch / sparc / include / asm / msgbuf.h

#ifndef _SPARC_MSGBUF_H
#define _SPARC_MSGBUF_H

/*
 * The msqid64_ds structure for sparc64 architecture.
 * Note extra padding because this structure is passed back and forth
 * between kernel and user space.
 *
 * Pad space is left for:
 * - 64-bit time_t to solve y2038 problem
 * - 2 miscellaneous 32-bit values
 */

#if defined(__sparc__) && defined(__arch64__)
# define PADDING(x)
#else
# define PADDING(x) unsigned int x;
#endif


struct msqid64_ds {
	struct ipc64_perm msg_perm;
	PADDING(__pad1)
	__kernel_time_t msg_stime;	/* last msgsnd time */
	PADDING(__pad2)
	__kernel_time_t msg_rtime;	/* last msgrcv time */
	PADDING(__pad3)
	__kernel_time_t 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  __unused1;
	unsigned long  __unused2;
};
#undef PADDING
#endif /* _SPARC_MSGBUF_H */
Commit	Line	Data
100b10d7 SR	1	#ifndef _SPARC_MSGBUF_H
100b10d7 SR	2	#define _SPARC_MSGBUF_H
1da177e4	3
100b10d7	4	/*
1da177e4 LT	5	* The msqid64_ds structure for sparc64 architecture.
	6	* Note extra padding because this structure is passed back and forth
	7	* between kernel and user space.
	8	*
	9	* Pad space is left for:
	10	* - 64-bit time_t to solve y2038 problem
	11	* - 2 miscellaneous 32-bit values
	12	*/
	13
100b10d7 SR	14	#if defined(__sparc__) && defined(__arch64__)
	15	# define PADDING(x)
	16	#else
	17	# define PADDING(x) unsigned int x;
	18	#endif
	19
	20
1da177e4 LT	21	struct msqid64_ds {
1da177e4 LT	22	struct ipc64_perm msg_perm;
100b10d7	23	PADDING(__pad1)
1da177e4	24	__kernel_time_t msg_stime; /* last msgsnd time */
100b10d7	25	PADDING(__pad2)
1da177e4	26	__kernel_time_t msg_rtime; /* last msgrcv time */
100b10d7	27	PADDING(__pad3)
1da177e4 LT	28	__kernel_time_t msg_ctime; /* last change time */
	29	unsigned long msg_cbytes; /* current number of bytes on queue */
	30	unsigned long msg_qnum; /* number of messages in queue */
	31	unsigned long msg_qbytes; /* max number of bytes on queue */
	32	__kernel_pid_t msg_lspid; /* pid of last msgsnd */
	33	__kernel_pid_t msg_lrpid; /* last receive pid */
	34	unsigned long __unused1;
	35	unsigned long __unused2;
	36	};
100b10d7 SR	37	#undef PADDING
100b10d7 SR	38	#endif /* _SPARC_MSGBUF_H */