Looking closer the two structures only differed on the
size of __kernel_umode_t.
Add a sparc32 specific padding to cover this difference.
The other types had same size on sparc32 and sparc64.
Signed-off-by: Sam Ravnborg <sam@xxxxxxxxxxxx>
---
arch/sparc/include/asm/Kbuild | 2 --
arch/sparc/include/asm/ipcbuf.h | 36 ++++++++++++++++++++++++++++++------
arch/sparc/include/asm/ipcbuf_32.h | 31 -------------------------------
arch/sparc/include/asm/ipcbuf_64.h | 28 ----------------------------
4 files changed, 30 insertions(+), 67 deletions(-)
delete mode 100644 arch/sparc/include/asm/ipcbuf_32.h
delete mode 100644 arch/sparc/include/asm/ipcbuf_64.h
diff --git a/arch/sparc/include/asm/Kbuild b/arch/sparc/include/asm/Kbuild
index 89c260a..b938232 100644
--- a/arch/sparc/include/asm/Kbuild
+++ b/arch/sparc/include/asm/Kbuild
@@ -1,8 +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 += posix_types_32.h
header-y += posix_types_64.h
header-y += ptrace_32.h
diff --git a/arch/sparc/include/asm/ipcbuf.h b/arch/sparc/include/asm/ipcbuf.h
index 17d6ef7..1e8d84f 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
+#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 (only sparc32, it is 32 bit on sparc64)
+ * - 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;
#if defined(__sparc__) && defined(__arch64__)
-#include <asm/ipcbuf_64.h>
-#else
-#include <asm/ipcbuf_32.h>
-#endif
+ unsigned short __pad0;
#endif
+ __kernel_mode_t mode;
+ unsigned short __pad1;
+ unsigned short seq;
+ unsigned long __unused1;
+ unsigned 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 */
--
1.6.0.2.GIT
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