sparc: unify ipcbuf.h

The ony difference is the size of the mode.
sparc has extra padding to compensate for this.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

4 files changed, 31 insertions, 69 deletions

diff --git a/arch/sparc/include/asm/Kbuild b/arch/sparc/include/asm/Kbuild
index 58f9b3a..aeaec45 100644
--- a/arch/sparc/include/asm/Kbuild
+++ b/arch/sparc/include/asm/Kbuild
@@ -1,9 +1,6 @@
 # User exported sparc header files
 include include/asm-generic/Kbuild.asm
 
-header-y += ipcbuf_32.h
-header-y += ipcbuf_64.h
-
 header-y += apc.h
 header-y += asi.h
 header-y += display7seg.h
diff --git a/arch/sparc/include/asm/ipcbuf.h b/arch/sparc/include/asm/ipcbuf.h
index 17d6ef7..66013b4 100644
--- a/arch/sparc/include/asm/ipcbuf.h
+++ b/arch/sparc/include/asm/ipcbuf.h
@@ -1,8 +1,32 @@
-#ifndef ___ASM_SPARC_IPCBUF_H
-#define ___ASM_SPARC_IPCBUF_H
-#if defined(__sparc__) && defined(__arch64__)
-#include <asm/ipcbuf_64.h>
-#else
-#include <asm/ipcbuf_32.h>
-#endif
+#ifndef __SPARC_IPCBUF_H
+#define __SPARC_IPCBUF_H
+
+/*
+ * The ipc64_perm structure for sparc/sparc64 architecture.
+ * Note extra padding because this structure is passed back and forth
+ * between kernel and user space.
+ *
+ * Pad space is left for:
+ * - 32-bit seq
+ * - on sparc for 32 bit mode (it is 32 bit on sparc64)
+ * - 2 miscellaneous 64-bit values
+ */
+
+struct ipc64_perm
+{
+	__kernel_key_t	key;
+	__kernel_uid_t	uid;
+	__kernel_gid_t	gid;
+	__kernel_uid_t	cuid;
+	__kernel_gid_t	cgid;
+#ifndef __arch64__
+	unsigned short	__pad0;
 #endif
+	__kernel_mode_t	mode;
+	unsigned short	__pad1;
+	unsigned short	seq;
+	unsigned long long __unused1;
+	unsigned long long __unused2;
+};
+
+#endif /* __SPARC_IPCBUF_H */
diff --git a/arch/sparc/include/asm/ipcbuf_32.h b/arch/sparc/include/asm/ipcbuf_32.h
deleted file mode 100644
index 6387209..0000000
--- a/arch/sparc/include/asm/ipcbuf_32.h
+++ /dev/null
@@ -1,31 +0,0 @@
-#ifndef _SPARC_IPCBUF_H
-#define _SPARC_IPCBUF_H
-
-/*
- * The ipc64_perm structure for sparc architecture.
- * Note extra padding because this structure is passed back and forth
- * between kernel and user space.
- *
- * Pad space is left for:
- * - 32-bit mode
- * - 32-bit seq
- * - 2 miscellaneous 64-bit values (so that this structure matches
- *				    sparc64 ipc64_perm)
- */
-
-struct ipc64_perm
-{
-	__kernel_key_t		key;
-	__kernel_uid32_t	uid;
-	__kernel_gid32_t	gid;
-	__kernel_uid32_t	cuid;
-	__kernel_gid32_t	cgid;
-	unsigned short		__pad1;
-	__kernel_mode_t		mode;
-	unsigned short		__pad2;
-	unsigned short		seq;
-	unsigned long long	__unused1;
-	unsigned long long	__unused2;
-};
-
-#endif /* _SPARC_IPCBUF_H */
diff --git a/arch/sparc/include/asm/ipcbuf_64.h b/arch/sparc/include/asm/ipcbuf_64.h
deleted file mode 100644
index a44b855..0000000
--- a/arch/sparc/include/asm/ipcbuf_64.h
+++ /dev/null
@@ -1,28 +0,0 @@
-#ifndef _SPARC64_IPCBUF_H
-#define _SPARC64_IPCBUF_H
-
-/*
- * The ipc64_perm 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:
- * - 32-bit seq
- * - 2 miscellaneous 64-bit values
- */
-
-struct ipc64_perm
-{
-	__kernel_key_t	key;
-	__kernel_uid_t	uid;
-	__kernel_gid_t	gid;
-	__kernel_uid_t	cuid;
-	__kernel_gid_t	cgid;
-	__kernel_mode_t	mode;
-	unsigned short	__pad1;
-	unsigned short	seq;
-	unsigned long	__unused1;
-	unsigned long	__unused2;
-};
-
-#endif /* _SPARC64_IPCBUF_H */