X32 IPC system call is the same as x86-64 IPC system call, which uses
64-bit integer for unsigned long in struct ipc64_perm.  But x32 long is
32 bit.  This patch replaces unsigned long in uapi struct ipc64_perm with
__kernel_ulong_t if __BITS_PER_LONG == 64.

Signed-off-by: H.J. Lu <hjl.to...@gmail.com>
---
 include/uapi/asm-generic/ipcbuf.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/include/uapi/asm-generic/ipcbuf.h 
b/include/uapi/asm-generic/ipcbuf.h
index 76982b2..4635fa5 100644
--- a/include/uapi/asm-generic/ipcbuf.h
+++ b/include/uapi/asm-generic/ipcbuf.h
@@ -27,8 +27,13 @@ struct ipc64_perm {
        unsigned char           __pad1[4 - sizeof(__kernel_mode_t)];
        unsigned short          seq;
        unsigned short          __pad2;
+#if __BITS_PER_LONG == 64
+       __kernel_ulong_t        __unused1;
+       __kernel_ulong_t        __unused2;
+#else
        unsigned long           __unused1;
        unsigned long           __unused2;
+#endif
 };
 
 #endif /* __ASM_GENERIC_IPCBUF_H */
-- 
1.8.4.2

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