From: Sam Ravnborg <sam@ravnborg.org>
Date: Thu, 5 Jun 2008 21:39:32 +0000 (+0200)
Subject: sparc: Merge asm-sparc{,64}/sembuf.h
X-Git-Tag: v2.6.27-rc1~959^2~25
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fcb07081f209d3d9c7662ba6a097b254e76f71ee;p=linux-2.6

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

Padding in the sembuf structure made conditional
as only 32 bit sparc did so.

:$ diff -u include/asm-sparc/sembuf.h include/asm-sparc64/sembuf.h
:-- include/asm-sparc/sembuf.h	2008-06-13 06:42:07.000000000 +0200
:++ include/asm-sparc64/sembuf.h	2008-06-13 06:42:07.000000000 +0200
:@@ -1,21 +1,18 @@
:-#ifndef _SPARC_SEMBUF_H
:-#define _SPARC_SEMBUF_H
:+#ifndef _SPARC64_SEMBUF_H
:+#define _SPARC64_SEMBUF_H
:
: /*
:- * The semid64_ds structure for sparc architecture.
:+ * The semid64_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
:+ * - 2 miscellaneous 64-bit values
:  */
:
: struct semid64_ds {
: 	struct ipc64_perm sem_perm;		/* permissions .. see ipc.h */
:-	unsigned int	__pad1;
: 	__kernel_time_t	sem_otime;		/* last semop time */
:-	unsigned int	__pad2;
: 	__kernel_time_t	sem_ctime;		/* last change time */
: 	unsigned long	sem_nsems;		/* no. of semaphores in array */
: 	unsigned long	__unused1;

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
---

diff --git a/include/asm-sparc/sembuf.h b/include/asm-sparc/sembuf.h
index a79c4bb3c0..faee1be08d 100644
--- a/include/asm-sparc/sembuf.h
+++ b/include/asm-sparc/sembuf.h
@@ -1,7 +1,7 @@
 #ifndef _SPARC_SEMBUF_H
 #define _SPARC_SEMBUF_H
 
-/* 
+/*
  * The semid64_ds structure for sparc architecture.
  * Note extra padding because this structure is passed back and forth
  * between kernel and user space.
@@ -10,16 +10,22 @@
  * - 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 semid64_ds {
 	struct ipc64_perm sem_perm;		/* permissions .. see ipc.h */
-	unsigned int	__pad1;
+	PADDING(__pad1)
 	__kernel_time_t	sem_otime;		/* last semop time */
-	unsigned int	__pad2;
+	PADDING(__pad2)
 	__kernel_time_t	sem_ctime;		/* last change time */
 	unsigned long	sem_nsems;		/* no. of semaphores in array */
 	unsigned long	__unused1;
 	unsigned long	__unused2;
 };
+#undef PADDING
 
 #endif /* _SPARC64_SEMBUF_H */
diff --git a/include/asm-sparc64/sembuf.h b/include/asm-sparc64/sembuf.h
index 99f04e4e28..c55b952141 100644
--- a/include/asm-sparc64/sembuf.h
+++ b/include/asm-sparc64/sembuf.h
@@ -1,22 +1 @@
-#ifndef _SPARC64_SEMBUF_H
-#define _SPARC64_SEMBUF_H
-
-/* 
- * The semid64_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 semid64_ds {
-	struct ipc64_perm sem_perm;		/* permissions .. see ipc.h */
-	__kernel_time_t	sem_otime;		/* last semop time */
-	__kernel_time_t	sem_ctime;		/* last change time */
-	unsigned long	sem_nsems;		/* no. of semaphores in array */
-	unsigned long	__unused1;
-	unsigned long	__unused2;
-};
-
-#endif /* _SPARC64_SEMBUF_H */
+#include <asm-sparc/sembuf.h>