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sparc: Merge asm-sparc{,64}/msgbuf.h

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Padding from 32 bit sparc kept using preprocessor magic

:$ diff -u include/asm-sparc/msgbuf.h include/asm-sparc64/msgbuf.h
:-- include/asm-sparc/msgbuf.h	2008-06-13 06:42:07.000000000 +0200
:++ include/asm-sparc64/msgbuf.h	2008-06-13 06:42:07.000000000 +0200
:@@ -7,17 +7,13 @@
:  * between kernel and user space.
:  *
:  * Pad space is left for:
:- * - 64-bit time_t to solve y2038 problem
:- * - 2 miscellaneous 32-bit values
:+ * - 2 miscellaneous 64-bit values
:  */
:
: struct msqid64_ds {
: 	struct ipc64_perm msg_perm;
:-	unsigned int   __pad1;
: 	__kernel_time_t msg_stime;	/* last msgsnd time */
:-	unsigned int   __pad2;
: 	__kernel_time_t msg_rtime;	/* last msgrcv time */
:-	unsigned int   __pad3;
: 	__kernel_time_t msg_ctime;	/* last change time */
: 	unsigned long  msg_cbytes;	/* current number of bytes on queue */

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
This commit is contained in:
Sam Ravnborg 2008-06-05 23:04:06 +02:00 committed by David S. Miller
parent 6d1f4b88ee
commit 100b10d752
2 changed files with 16 additions and 35 deletions
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21
include/asm-sparc/msgbuf.h
View file

@ -1,5 +1,5 @@
#ifndef _SPARC64_MSGBUF_H
#define _SPARC64_MSGBUF_H
#ifndef _SPARC_MSGBUF_H
#define _SPARC_MSGBUF_H
/*
* The msqid64_ds structure for sparc64 architecture.
@ -11,13 +11,20 @@
* - 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;
unsigned int __pad1;
PADDING(__pad1)
__kernel_time_t msg_stime; /* last msgsnd time */
unsigned int __pad2;
PADDING(__pad2)
__kernel_time_t msg_rtime; /* last msgrcv time */
unsigned int __pad3;
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 */
@ -27,5 +34,5 @@ struct msqid64_ds {
unsigned long __unused1;
unsigned long __unused2;
};
#endif /* _SPARC64_MSGBUF_H */
#undef PADDING
#endif /* _SPARC_MSGBUF_H */

28
include/asm-sparc64/msgbuf.h
View file

@ -1,27 +1 @@
#ifndef _SPARC64_MSGBUF_H
#define _SPARC64_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:
* - 2 miscellaneous 64-bit values
*/
struct msqid64_ds {
struct ipc64_perm msg_perm;
__kernel_time_t msg_stime; /* last msgsnd time */
__kernel_time_t msg_rtime; /* last msgrcv time */
__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;
};
#endif /* _SPARC64_MSGBUF_H */
#include <asm-sparc/msgbuf.h>