arch: msgbuf.h: make uapi asm/msgbuf.h self-contained

Userspace cannot compile <asm/msgbuf.h> due to some missing type
definitions.  For example, building it for x86 fails as follows:

    CC      usr/include/asm/msgbuf.h.s
  In file included from usr/include/asm/msgbuf.h:6:0,
                   from <command-line>:32:
  usr/include/asm-generic/msgbuf.h:25:20: error: field `msg_perm' has incomplete type
    struct ipc64_perm msg_perm;
                      ^~~~~~~~
  usr/include/asm-generic/msgbuf.h:27:2: error: unknown type name `__kernel_time_t'
    __kernel_time_t msg_stime; /* last msgsnd time */
    ^~~~~~~~~~~~~~~
  usr/include/asm-generic/msgbuf.h:28:2: error: unknown type name `__kernel_time_t'
    __kernel_time_t msg_rtime; /* last msgrcv time */
    ^~~~~~~~~~~~~~~
  usr/include/asm-generic/msgbuf.h:29:2: error: unknown type name `__kernel_time_t'
    __kernel_time_t msg_ctime; /* last change time */
    ^~~~~~~~~~~~~~~
  usr/include/asm-generic/msgbuf.h:41:2: error: unknown type name `__kernel_pid_t'
    __kernel_pid_t msg_lspid; /* pid of last msgsnd */
    ^~~~~~~~~~~~~~
  usr/include/asm-generic/msgbuf.h:42:2: error: unknown type name `__kernel_pid_t'
    __kernel_pid_t msg_lrpid; /* last receive pid */
    ^~~~~~~~~~~~~~

It is just a matter of missing include directive.

Include <asm/ipcbuf.h> to make it self-contained, and add it to
the compile-test coverage.

Link: http://lkml.kernel.org/r/20191030063855.9989-2-yamada.masahiro@socionext.com
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Masahiro Yamada 2019-12-04 16:53:00 -08:00 committed by Linus Torvalds
parent 5b00967359
commit 9ef0e00418
8 changed files with 13 additions and 1 deletions

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@ -2,6 +2,7 @@
#ifndef _ASM_MSGBUF_H
#define _ASM_MSGBUF_H
#include <asm/ipcbuf.h>
/*
* The msqid64_ds structure for the MIPS architecture.

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@ -3,6 +3,7 @@
#define _PARISC_MSGBUF_H
#include <asm/bitsperlong.h>
#include <asm/ipcbuf.h>
/*
* The msqid64_ds structure for parisc architecture, copied from sparc.

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@ -2,6 +2,8 @@
#ifndef _ASM_POWERPC_MSGBUF_H
#define _ASM_POWERPC_MSGBUF_H
#include <asm/ipcbuf.h>
/*
* The msqid64_ds structure for the PowerPC architecture.
* Note extra padding because this structure is passed back and forth

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@ -2,6 +2,8 @@
#ifndef _SPARC_MSGBUF_H
#define _SPARC_MSGBUF_H
#include <asm/ipcbuf.h>
/*
* The msqid64_ds structure for sparc64 architecture.
* Note extra padding because this structure is passed back and forth

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@ -5,6 +5,9 @@
#if !defined(__x86_64__) || !defined(__ILP32__)
#include <asm-generic/msgbuf.h>
#else
#include <asm/ipcbuf.h>
/*
* The msqid64_ds structure for x86 architecture with x32 ABI.
*

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@ -17,6 +17,8 @@
#ifndef _XTENSA_MSGBUF_H
#define _XTENSA_MSGBUF_H
#include <asm/ipcbuf.h>
struct msqid64_ds {
struct ipc64_perm msg_perm;
#ifdef __XTENSA_EB__

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@ -3,6 +3,8 @@
#define __ASM_GENERIC_MSGBUF_H
#include <asm/bitsperlong.h>
#include <asm/ipcbuf.h>
/*
* generic msqid64_ds structure.
*

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@ -16,7 +16,6 @@ override c_flags = $(UAPI_CFLAGS) -Wp,-MD,$(depfile) -I$(objtree)/usr/include
# Please consider to fix the header first.
#
# Sorted alphabetically.
header-test- += asm/msgbuf.h
header-test- += asm/sembuf.h
header-test- += asm/shmbuf.h
header-test- += asm/signal.h