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Diffstat (limited to 'arch/s390/include/asm/ipcbuf.h')
-rw-r--r--arch/s390/include/asm/ipcbuf.h31
1 files changed, 31 insertions, 0 deletions
diff --git a/arch/s390/include/asm/ipcbuf.h b/arch/s390/include/asm/ipcbuf.h
new file mode 100644
index 000000000000..37f293d12c8f
--- /dev/null
+++ b/arch/s390/include/asm/ipcbuf.h
@@ -0,0 +1,31 @@
+#ifndef __S390_IPCBUF_H__
+#define __S390_IPCBUF_H__
+
+/*
+ * The user_ipc_perm structure for S/390 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_t and seq
+ * - 2 miscellaneous 32-bit values
+ */
+
+struct ipc64_perm
+{
+ __kernel_key_t key;
+ __kernel_uid32_t uid;
+ __kernel_gid32_t gid;
+ __kernel_uid32_t cuid;
+ __kernel_gid32_t cgid;
+ __kernel_mode_t mode;
+ unsigned short __pad1;
+ unsigned short seq;
+#ifndef __s390x__
+ unsigned short __pad2;
+#endif /* ! __s390x__ */
+ unsigned long __unused1;
+ unsigned long __unused2;
+};
+
+#endif /* __S390_IPCBUF_H__ */