linux-kernel - [PATCH] uapi: fix asm/ipcbuf.h userspace compilation errors

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Message-ID: <20170226182927.GA6998@altlinux.org>
Date:   Sun, 26 Feb 2017 21:29:27 +0300
From:   "Dmitry V. Levin" <ldv@...linux.org>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     Martin Schwidefsky <schwidefsky@...ibm.com>,
        Heiko Carstens <heiko.carstens@...ibm.com>,
        "David S. Miller" <davem@...emloft.net>,
        Chris Zankel <chris@...kel.net>,
        Max Filippov <jcmvbkbc@...il.com>, linux-arch@...r.kernel.org,
        linux-s390@...r.kernel.org, sparclinux@...r.kernel.org,
        linux-xtensa@...ux-xtensa.org, linux-kernel@...r.kernel.org
Subject: [PATCH] uapi: fix asm/ipcbuf.h userspace compilation errors

Include <linux/posix_types.h> to fix asm/ipcbuf.h userspace compilation
errors like this:

/usr/include/asm-generic/ipcbuf.h:20:2: error: unknown type name '__kernel_key_t'
  __kernel_key_t  key;
/usr/include/asm-generic/ipcbuf.h:21:2: error: unknown type name '__kernel_uid32_t'
  __kernel_uid32_t uid;
/usr/include/asm-generic/ipcbuf.h:22:2: error: unknown type name '__kernel_gid32_t'
  __kernel_gid32_t gid;
/usr/include/asm-generic/ipcbuf.h:23:2: error: unknown type name '__kernel_uid32_t'
  __kernel_uid32_t cuid;
/usr/include/asm-generic/ipcbuf.h:24:2: error: unknown type name '__kernel_gid32_t'
  __kernel_gid32_t cgid;
/usr/include/asm-generic/ipcbuf.h:25:2: error: unknown type name '__kernel_mode_t'
  __kernel_mode_t  mode;
/usr/include/asm-generic/ipcbuf.h:27:35: error: '__kernel_mode_t' undeclared here (not in a function)
  unsigned char  __pad1[4 - sizeof(__kernel_mode_t)];
/usr/include/asm-generic/ipcbuf.h:30:2: error: unknown type name '__kernel_ulong_t'
  __kernel_ulong_t __unused1;
/usr/include/asm-generic/ipcbuf.h:31:2: error: unknown type name '__kernel_ulong_t'
  __kernel_ulong_t __unused2;

Signed-off-by: Dmitry V. Levin <ldv@...linux.org>
---
 include/uapi/asm-generic/ipcbuf.h     | 2 ++
 arch/s390/include/uapi/asm/ipcbuf.h   | 2 ++
 arch/sparc/include/uapi/asm/ipcbuf.h  | 2 ++
 arch/xtensa/include/uapi/asm/ipcbuf.h | 2 ++
 4 files changed, 8 insertions(+)

diff --git a/include/uapi/asm-generic/ipcbuf.h b/include/uapi/asm-generic/ipcbuf.h
index 3dbcc1e..909f825 100644
--- a/include/uapi/asm-generic/ipcbuf.h
+++ b/include/uapi/asm-generic/ipcbuf.h
@@ -1,6 +1,8 @@
 #ifndef __ASM_GENERIC_IPCBUF_H
 #define __ASM_GENERIC_IPCBUF_H
 
+#include <linux/posix_types.h>
+
 /*
  * The generic ipc64_perm structure:
  * Note extra padding because this structure is passed back and forth
diff --git a/arch/s390/include/uapi/asm/ipcbuf.h b/arch/s390/include/uapi/asm/ipcbuf.h
index 37f293d..9f1185c 100644
--- a/arch/s390/include/uapi/asm/ipcbuf.h
+++ b/arch/s390/include/uapi/asm/ipcbuf.h
@@ -1,6 +1,8 @@
 #ifndef __S390_IPCBUF_H__
 #define __S390_IPCBUF_H__
 
+#include <linux/posix_types.h>
+
 /*
  * The user_ipc_perm structure for S/390 architecture.
  * Note extra padding because this structure is passed back and forth
diff --git a/arch/sparc/include/uapi/asm/ipcbuf.h b/arch/sparc/include/uapi/asm/ipcbuf.h
index 66013b4..b7b1bcb 100644
--- a/arch/sparc/include/uapi/asm/ipcbuf.h
+++ b/arch/sparc/include/uapi/asm/ipcbuf.h
@@ -1,6 +1,8 @@
 #ifndef __SPARC_IPCBUF_H
 #define __SPARC_IPCBUF_H
 
+#include <linux/posix_types.h>
+
 /*
  * The ipc64_perm structure for sparc/sparc64 architecture.
  * Note extra padding because this structure is passed back and forth
diff --git a/arch/xtensa/include/uapi/asm/ipcbuf.h b/arch/xtensa/include/uapi/asm/ipcbuf.h
index c33aa6a..7442e48 100644
--- a/arch/xtensa/include/uapi/asm/ipcbuf.h
+++ b/arch/xtensa/include/uapi/asm/ipcbuf.h
@@ -11,6 +11,8 @@
 #ifndef _XTENSA_IPCBUF_H
 #define _XTENSA_IPCBUF_H
 
+#include <linux/posix_types.h>
+
 /*
  * Pad space is left for:
  * - 32-bit mode_t and seq
-- 
ldv