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-rw-r--r--include/asm-generic/compat.h24
1 files changed, 23 insertions, 1 deletions
diff --git a/include/asm-generic/compat.h b/include/asm-generic/compat.h
index 28819451b6d1..a86f65bffab8 100644
--- a/include/asm-generic/compat.h
+++ b/include/asm-generic/compat.h
@@ -1,3 +1,25 @@
/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __ASM_GENERIC_COMPAT_H
+#define __ASM_GENERIC_COMPAT_H
-/* This is an empty stub for 32-bit-only architectures */
+/* These types are common across all compat ABIs */
+typedef u32 compat_size_t;
+typedef s32 compat_ssize_t;
+typedef s32 compat_clock_t;
+typedef s32 compat_pid_t;
+typedef u32 compat_ino_t;
+typedef s32 compat_off_t;
+typedef s64 compat_loff_t;
+typedef s32 compat_daddr_t;
+typedef s32 compat_timer_t;
+typedef s32 compat_key_t;
+typedef s16 compat_short_t;
+typedef s32 compat_int_t;
+typedef s32 compat_long_t;
+typedef u16 compat_ushort_t;
+typedef u32 compat_uint_t;
+typedef u32 compat_ulong_t;
+typedef u32 compat_uptr_t;
+typedef u32 compat_aio_context_t;
+
+#endif