[3/7] sysvipc: Remove the linux msq-pad.h file

Message ID 20200630192441.3299710-3-adhemerval.zanella@linaro.org
State New
Headers show
Series
  • [1/7] sysv: linux: Add 64-bit time_t variant for semctl
Related show

Commit Message

H.J. Lu via Libc-alpha June 30, 2020, 7:24 p.m.
Each architecture overrides the struct msqid_ds which its required
kernel ABI one.

Checked on x86_64-linux-gnu and some bases sysvipc tests on hppa,
mips, mipsle, mips64, mips64le, sparc64, sparcv9, powerpc64le,
powerpc64, and powerpc.
---
 sysdeps/unix/sysv/linux/Makefile              |  2 +-
 sysdeps/unix/sysv/linux/bits/msq-pad.h        | 31 ----------
 .../sysv/linux/bits/types/struct_msqid_ds.h   | 28 ++++------
 sysdeps/unix/sysv/linux/hppa/bits/msq-pad.h   | 26 ---------
 .../linux/hppa/bits/types/struct_msqid_ds.h   | 47 ++++++++++++++++
 sysdeps/unix/sysv/linux/mips/bits/msq-pad.h   | 31 ----------
 .../linux/mips/bits/types/struct_msqid_ds.h   | 56 +++++++++++++++++++
 .../unix/sysv/linux/powerpc/bits/msq-pad.h    | 26 ---------
 .../powerpc/bits/types/struct_msqid_ds.h      | 47 ++++++++++++++++
 sysdeps/unix/sysv/linux/sparc/bits/msq-pad.h  | 26 ---------
 .../linux/sparc/bits/types/struct_msqid_ds.h  | 47 ++++++++++++++++
 11 files changed, 210 insertions(+), 157 deletions(-)
 delete mode 100644 sysdeps/unix/sysv/linux/bits/msq-pad.h
 delete mode 100644 sysdeps/unix/sysv/linux/hppa/bits/msq-pad.h
 create mode 100644 sysdeps/unix/sysv/linux/hppa/bits/types/struct_msqid_ds.h
 delete mode 100644 sysdeps/unix/sysv/linux/mips/bits/msq-pad.h
 create mode 100644 sysdeps/unix/sysv/linux/mips/bits/types/struct_msqid_ds.h
 delete mode 100644 sysdeps/unix/sysv/linux/powerpc/bits/msq-pad.h
 create mode 100644 sysdeps/unix/sysv/linux/powerpc/bits/types/struct_msqid_ds.h
 delete mode 100644 sysdeps/unix/sysv/linux/sparc/bits/msq-pad.h
 create mode 100644 sysdeps/unix/sysv/linux/sparc/bits/types/struct_msqid_ds.h

-- 
2.25.1

Comments

H.J. Lu via Libc-alpha July 2, 2020, 9:26 p.m. | #1
On Tue, Jun 30, 2020 at 12:25 PM Adhemerval Zanella via Libc-alpha
<libc-alpha@sourceware.org> wrote:
>

> Each architecture overrides the struct msqid_ds which its required

> kernel ABI one.

>

> Checked on x86_64-linux-gnu and some bases sysvipc tests on hppa,

> mips, mipsle, mips64, mips64le, sparc64, sparcv9, powerpc64le,

> powerpc64, and powerpc.

> ---

>  sysdeps/unix/sysv/linux/Makefile              |  2 +-

>  sysdeps/unix/sysv/linux/bits/msq-pad.h        | 31 ----------

>  .../sysv/linux/bits/types/struct_msqid_ds.h   | 28 ++++------

>  sysdeps/unix/sysv/linux/hppa/bits/msq-pad.h   | 26 ---------

>  .../linux/hppa/bits/types/struct_msqid_ds.h   | 47 ++++++++++++++++

>  sysdeps/unix/sysv/linux/mips/bits/msq-pad.h   | 31 ----------

>  .../linux/mips/bits/types/struct_msqid_ds.h   | 56 +++++++++++++++++++

>  .../unix/sysv/linux/powerpc/bits/msq-pad.h    | 26 ---------

>  .../powerpc/bits/types/struct_msqid_ds.h      | 47 ++++++++++++++++

>  sysdeps/unix/sysv/linux/sparc/bits/msq-pad.h  | 26 ---------

>  .../linux/sparc/bits/types/struct_msqid_ds.h  | 47 ++++++++++++++++

>  11 files changed, 210 insertions(+), 157 deletions(-)

>  delete mode 100644 sysdeps/unix/sysv/linux/bits/msq-pad.h

>  delete mode 100644 sysdeps/unix/sysv/linux/hppa/bits/msq-pad.h

>  create mode 100644 sysdeps/unix/sysv/linux/hppa/bits/types/struct_msqid_ds.h

>  delete mode 100644 sysdeps/unix/sysv/linux/mips/bits/msq-pad.h

>  create mode 100644 sysdeps/unix/sysv/linux/mips/bits/types/struct_msqid_ds.h

>  delete mode 100644 sysdeps/unix/sysv/linux/powerpc/bits/msq-pad.h

>  create mode 100644 sysdeps/unix/sysv/linux/powerpc/bits/types/struct_msqid_ds.h

>  delete mode 100644 sysdeps/unix/sysv/linux/sparc/bits/msq-pad.h

>  create mode 100644 sysdeps/unix/sysv/linux/sparc/bits/types/struct_msqid_ds.h

>

> diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile

> index 70e2d9e044..505087e617 100644

> --- a/sysdeps/unix/sysv/linux/Makefile

> +++ b/sysdeps/unix/sysv/linux/Makefile

> @@ -85,7 +85,7 @@ sysdep_headers += sys/mount.h sys/acct.h \

>                   bits/siginfo-arch.h bits/siginfo-consts-arch.h \

>                   bits/procfs.h bits/procfs-id.h bits/procfs-extra.h \

>                   bits/procfs-prregset.h bits/mman-map-flags-generic.h \

> -                 bits/msq-pad.h bits/shmlba.h bits/shm-pad.h \

> +                 bits/shmlba.h bits/shm-pad.h \

>                   bits/termios-struct.h bits/termios-c_cc.h \

>                   bits/termios-c_iflag.h bits/termios-c_oflag.h \

>                   bits/termios-baud.h bits/termios-c_cflag.h \

> diff --git a/sysdeps/unix/sysv/linux/bits/msq-pad.h b/sysdeps/unix/sysv/linux/bits/msq-pad.h

> deleted file mode 100644

> index e4ffd39f27..0000000000

> --- a/sysdeps/unix/sysv/linux/bits/msq-pad.h

> +++ /dev/null

> @@ -1,31 +0,0 @@

> -/* Define where padding goes in struct msqid_ds.  Generic version.

> -   Copyright (C) 2018-2020 Free Software Foundation, Inc.

> -   This file is part of the GNU C Library.

> -

> -   The GNU C Library is free software; you can redistribute it and/or

> -   modify it under the terms of the GNU Lesser General Public

> -   License as published by the Free Software Foundation; either

> -   version 2.1 of the License, or (at your option) any later version.

> -

> -   The GNU C Library is distributed in the hope that it will be useful,

> -   but WITHOUT ANY WARRANTY; without even the implied warranty of

> -   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

> -   Lesser General Public License for more details.

> -

> -   You should have received a copy of the GNU Lesser General Public

> -   License along with the GNU C Library; if not, see

> -   <https://www.gnu.org/licenses/>.  */

> -

> -#ifndef _SYS_MSG_H

> -# error "Never use <bits/msq-pad.h> directly; include <sys/msg.h> instead."

> -#endif

> -

> -#include <bits/timesize.h>

> -

> -/* On most architectures, padding goes after time fields for 32-bit

> -   systems and is omitted for 64-bit systems.  Some architectures pad

> -   before time fields instead, or omit padding despite being

> -   32-bit.  */

> -

> -#define __MSQ_PAD_AFTER_TIME (__TIMESIZE == 32)

> -#define __MSQ_PAD_BEFORE_TIME 0

> diff --git a/sysdeps/unix/sysv/linux/bits/types/struct_msqid_ds.h b/sysdeps/unix/sysv/linux/bits/types/struct_msqid_ds.h

> index bfc56f6ac1..32173a7b60 100644

> --- a/sysdeps/unix/sysv/linux/bits/types/struct_msqid_ds.h

> +++ b/sysdeps/unix/sysv/linux/bits/types/struct_msqid_ds.h

> @@ -20,27 +20,23 @@

>  # error "Never use <bits/msq.h> directly; include <sys/msg.h> instead."

>  #endif

>

> -#include <bits/msq-pad.h>

> -

> -#if __MSQ_PAD_BEFORE_TIME

> -# define __MSQ_PAD_TIME(NAME, RES)                             \

> -  unsigned long int __glibc_reserved ## RES; __time_t NAME

> -#elif __MSQ_PAD_AFTER_TIME

> -# define __MSQ_PAD_TIME(NAME, RES)                             \

> -  __time_t NAME; unsigned long int __glibc_reserved ## RES

> -#else

> -# define __MSQ_PAD_TIME(NAME, RES)             \

> -  __time_t NAME

> -#endif

> -

>  /* Structure of record for one message inside the kernel.

>     The type `struct msg' is opaque.  */

>  struct msqid_ds

>  {

>    struct ipc_perm msg_perm;    /* structure describing operation permission */

> -  __MSQ_PAD_TIME (msg_stime, 1);       /* time of last msgsnd command */

> -  __MSQ_PAD_TIME (msg_rtime, 2);       /* time of last msgrcv command */

> -  __MSQ_PAD_TIME (msg_ctime, 3);       /* time of last change */

> +#if __TIMESIZE == 32

> +  __time_t msg_stime;          /* time of last msgsnd command */

> +  unsigned long int __glibc_reserved1;

> +  __time_t msg_rtime;          /* time of last msgsnd command */

> +  unsigned long int __glibc_reserved2;

> +  __time_t msg_ctime;          /* time of last change */

> +  unsigned long int __glibc_reserved3;

> +#else

> +  __time_t msg_stime;          /* time of last msgsnd command */

> +  __time_t msg_rtime;          /* time of last msgsnd command */

> +  __time_t msg_ctime;          /* time of last change */

> +#endif

>    __syscall_ulong_t __msg_cbytes; /* current number of bytes on queue */

>    msgqnum_t msg_qnum;          /* number of messages currently on queue */

>    msglen_t msg_qbytes;         /* max number of bytes allowed on queue */

> diff --git a/sysdeps/unix/sysv/linux/hppa/bits/msq-pad.h b/sysdeps/unix/sysv/linux/hppa/bits/msq-pad.h

> deleted file mode 100644

> index 6986585ae7..0000000000

> --- a/sysdeps/unix/sysv/linux/hppa/bits/msq-pad.h

> +++ /dev/null

> @@ -1,26 +0,0 @@

> -/* Define where padding goes in struct msqid_ds.  HPPA version.

> -   Copyright (C) 2018-2020 Free Software Foundation, Inc.

> -   This file is part of the GNU C Library.

> -

> -   The GNU C Library is free software; you can redistribute it and/or

> -   modify it under the terms of the GNU Lesser General Public

> -   License as published by the Free Software Foundation; either

> -   version 2.1 of the License, or (at your option) any later version.

> -

> -   The GNU C Library is distributed in the hope that it will be useful,

> -   but WITHOUT ANY WARRANTY; without even the implied warranty of

> -   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

> -   Lesser General Public License for more details.

> -

> -   You should have received a copy of the GNU Lesser General Public

> -   License along with the GNU C Library; if not, see

> -   <https://www.gnu.org/licenses/>.  */

> -

> -#ifndef _SYS_MSG_H

> -# error "Never use <bits/msq-pad.h> directly; include <sys/msg.h> instead."

> -#endif

> -

> -#include <bits/timesize.h>

> -

> -#define __MSQ_PAD_AFTER_TIME 0

> -#define __MSQ_PAD_BEFORE_TIME (__TIMESIZE == 32)

> diff --git a/sysdeps/unix/sysv/linux/hppa/bits/types/struct_msqid_ds.h b/sysdeps/unix/sysv/linux/hppa/bits/types/struct_msqid_ds.h

> new file mode 100644

> index 0000000000..3cf70e36c4

> --- /dev/null

> +++ b/sysdeps/unix/sysv/linux/hppa/bits/types/struct_msqid_ds.h

> @@ -0,0 +1,47 @@

> +/* Linux/HPPA implementation of the SysV message struct msqid_ds.

> +   Copyright (C) 2020 Free Software Foundation, Inc.

> +   This file is part of the GNU C Library.

> +

> +   The GNU C Library is free software; you can redistribute it and/or

> +   modify it under the terms of the GNU Lesser General Public

> +   License as published by the Free Software Foundation; either

> +   version 2.1 of the License, or (at your option) any later version.

> +

> +   The GNU C Library is distributed in the hope that it will be useful,

> +   but WITHOUT ANY WARRANTY; without even the implied warranty of

> +   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

> +   Lesser General Public License for more details.

> +

> +   You should have received a copy of the GNU Lesser General Public

> +   License along with the GNU C Library; if not, see

> +   <https://www.gnu.org/licenses/>.  */

> +

> +#ifndef _SYS_MSG_H

> +# error "Never use <bits/msq.h> directly; include <sys/msg.h> instead."

> +#endif

> +

> +/* Structure of record for one message inside the kernel.

> +   The type `struct msg' is opaque.  */

> +struct msqid_ds

> +{

> +  struct ipc_perm msg_perm;    /* structure describing operation permission */

> +#if __TIMESIZE == 32

> +  unsigned long int __glibc_reserved1;

> +  __time_t msg_stime;          /* time of last msgsnd command */

> +  unsigned long int __glibc_reserved2;

> +  __time_t msg_rtime;          /* time of last msgsnd command */

> +  unsigned long int __glibc_reserved3;

> +  __time_t msg_ctime;          /* time of last change */

> +#else

> +  __time_t msg_stime;          /* time of last msgsnd command */

> +  __time_t msg_rtime;          /* time of last msgsnd command */

> +  __time_t msg_ctime;          /* time of last change */

> +#endif

> +  __syscall_ulong_t __msg_cbytes; /* current number of bytes on queue */

> +  msgqnum_t msg_qnum;          /* number of messages currently on queue */

> +  msglen_t msg_qbytes;         /* max number of bytes allowed on queue */

> +  __pid_t msg_lspid;           /* pid of last msgsnd() */

> +  __pid_t msg_lrpid;           /* pid of last msgrcv() */

> +  __syscall_ulong_t __glibc_reserved4;

> +  __syscall_ulong_t __glibc_reserved5;

> +};


Looks good.

> diff --git a/sysdeps/unix/sysv/linux/mips/bits/msq-pad.h b/sysdeps/unix/sysv/linux/mips/bits/msq-pad.h

> deleted file mode 100644

> index 8e28c5abe1..0000000000

> --- a/sysdeps/unix/sysv/linux/mips/bits/msq-pad.h

> +++ /dev/null

> @@ -1,31 +0,0 @@

> -/* Define where padding goes in struct msqid_ds.  MIPS version.

> -   Copyright (C) 2018-2020 Free Software Foundation, Inc.

> -   This file is part of the GNU C Library.

> -

> -   The GNU C Library is free software; you can redistribute it and/or

> -   modify it under the terms of the GNU Lesser General Public

> -   License as published by the Free Software Foundation; either

> -   version 2.1 of the License, or (at your option) any later version.

> -

> -   The GNU C Library is distributed in the hope that it will be useful,

> -   but WITHOUT ANY WARRANTY; without even the implied warranty of

> -   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

> -   Lesser General Public License for more details.

> -

> -   You should have received a copy of the GNU Lesser General Public

> -   License along with the GNU C Library; if not, see

> -   <https://www.gnu.org/licenses/>.  */

> -

> -#ifndef _SYS_MSG_H

> -# error "Never use <bits/msq-pad.h> directly; include <sys/msg.h> instead."

> -#endif

> -

> -#include <bits/timesize.h>

> -

> -#ifdef __MIPSEL__

> -# define __MSQ_PAD_AFTER_TIME (__TIMESIZE == 32)

> -# define __MSQ_PAD_BEFORE_TIME 0

> -#else

> -# define __MSQ_PAD_AFTER_TIME 0

> -# define __MSQ_PAD_BEFORE_TIME (__TIMESIZE == 32)

> -#endif

> diff --git a/sysdeps/unix/sysv/linux/mips/bits/types/struct_msqid_ds.h b/sysdeps/unix/sysv/linux/mips/bits/types/struct_msqid_ds.h

> new file mode 100644

> index 0000000000..85fdeef274

> --- /dev/null

> +++ b/sysdeps/unix/sysv/linux/mips/bits/types/struct_msqid_ds.h

> @@ -0,0 +1,56 @@

> +/* Linux/PowerPC implementation of the SysV message struct msqid_ds.


This should be MIPS, not PowerPC.

> +   Copyright (C) 2020 Free Software Foundation, Inc.

> +   This file is part of the GNU C Library.

> +

> +   The GNU C Library is free software; you can redistribute it and/or

> +   modify it under the terms of the GNU Lesser General Public

> +   License as published by the Free Software Foundation; either

> +   version 2.1 of the License, or (at your option) any later version.

> +

> +   The GNU C Library is distributed in the hope that it will be useful,

> +   but WITHOUT ANY WARRANTY; without even the implied warranty of

> +   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

> +   Lesser General Public License for more details.

> +

> +   You should have received a copy of the GNU Lesser General Public

> +   License along with the GNU C Library; if not, see

> +   <https://www.gnu.org/licenses/>.  */

> +

> +#ifndef _SYS_MSG_H

> +# error "Never use <bits/msq.h> directly; include <sys/msg.h> instead."

> +#endif

> +

> +/* Structure of record for one message inside the kernel.

> +   The type `struct msg' is opaque.  */

> +struct msqid_ds

> +{

> +  struct ipc_perm msg_perm;    /* structure describing operation permission */

> +#if __TIMESIZE == 32

> +# ifdef __MIPSEL__

> +  __time_t msg_stime;          /* time of last msgsnd command */

> +  unsigned long int __glibc_reserved1;

> +  __time_t msg_rtime;          /* time of last msgsnd command */

> +  unsigned long int __glibc_reserved2;

> +  __time_t msg_ctime;          /* time of last change */

> +  unsigned long int __glibc_reserved3;

> +# else

> +  unsigned long int __glibc_reserved1;

> +  __time_t msg_stime;          /* time of last msgsnd command */

> +  unsigned long int __glibc_reserved2;

> +  __time_t msg_rtime;          /* time of last msgsnd command */

> +  unsigned long int __glibc_reserved3;

> +  __time_t msg_ctime;          /* time of last change */

> +# endif

> +#else

> +  __time_t msg_stime;          /* time of last msgsnd command */

> +  __time_t msg_rtime;          /* time of last msgsnd command */

> +  __time_t msg_ctime;          /* time of last change */

> +#endif

> +  __syscall_ulong_t __msg_cbytes; /* current number of bytes on queue */

> +  msgqnum_t msg_qnum;          /* number of messages currently on queue */

> +  msglen_t msg_qbytes;         /* max number of bytes allowed on queue */

> +  __pid_t msg_lspid;           /* pid of last msgsnd() */

> +  __pid_t msg_lrpid;           /* pid of last msgrcv() */

> +  __syscall_ulong_t __glibc_reserved4;

> +  __syscall_ulong_t __glibc_reserved5;

> +};


Implementation looks good.

> diff --git a/sysdeps/unix/sysv/linux/powerpc/bits/msq-pad.h b/sysdeps/unix/sysv/linux/powerpc/bits/msq-pad.h

> deleted file mode 100644

> index e2b9310800..0000000000

> --- a/sysdeps/unix/sysv/linux/powerpc/bits/msq-pad.h

> +++ /dev/null

> @@ -1,26 +0,0 @@

> -/* Define where padding goes in struct msqid_ds.  PowerPC version.

> -   Copyright (C) 2018-2020 Free Software Foundation, Inc.

> -   This file is part of the GNU C Library.

> -

> -   The GNU C Library is free software; you can redistribute it and/or

> -   modify it under the terms of the GNU Lesser General Public

> -   License as published by the Free Software Foundation; either

> -   version 2.1 of the License, or (at your option) any later version.

> -

> -   The GNU C Library is distributed in the hope that it will be useful,

> -   but WITHOUT ANY WARRANTY; without even the implied warranty of

> -   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

> -   Lesser General Public License for more details.

> -

> -   You should have received a copy of the GNU Lesser General Public

> -   License along with the GNU C Library; if not, see

> -   <https://www.gnu.org/licenses/>.  */

> -

> -#ifndef _SYS_MSG_H

> -# error "Never use <bits/msq-pad.h> directly; include <sys/msg.h> instead."

> -#endif

> -

> -#include <bits/timesize.h>

> -

> -#define __MSQ_PAD_AFTER_TIME 0

> -#define __MSQ_PAD_BEFORE_TIME (__TIMESIZE == 32)

> diff --git a/sysdeps/unix/sysv/linux/powerpc/bits/types/struct_msqid_ds.h b/sysdeps/unix/sysv/linux/powerpc/bits/types/struct_msqid_ds.h

> new file mode 100644

> index 0000000000..4ae2fbcbdc

> --- /dev/null

> +++ b/sysdeps/unix/sysv/linux/powerpc/bits/types/struct_msqid_ds.h

> @@ -0,0 +1,47 @@

> +/* Linux/PowerPC implementation of the SysV message struct msqid_ds.

> +   Copyright (C) 2020 Free Software Foundation, Inc.

> +   This file is part of the GNU C Library.

> +

> +   The GNU C Library is free software; you can redistribute it and/or

> +   modify it under the terms of the GNU Lesser General Public

> +   License as published by the Free Software Foundation; either

> +   version 2.1 of the License, or (at your option) any later version.

> +

> +   The GNU C Library is distributed in the hope that it will be useful,

> +   but WITHOUT ANY WARRANTY; without even the implied warranty of

> +   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

> +   Lesser General Public License for more details.

> +

> +   You should have received a copy of the GNU Lesser General Public

> +   License along with the GNU C Library; if not, see

> +   <https://www.gnu.org/licenses/>.  */

> +

> +#ifndef _SYS_MSG_H

> +# error "Never use <bits/msq.h> directly; include <sys/msg.h> instead."

> +#endif

> +

> +/* Structure of record for one message inside the kernel.

> +   The type `struct msg' is opaque.  */

> +struct msqid_ds

> +{

> +  struct ipc_perm msg_perm;    /* structure describing operation permission */

> +#if __TIMESIZE == 32

> +  unsigned long int __glibc_reserved1;

> +  __time_t msg_stime;          /* time of last msgsnd command */

> +  unsigned long int __glibc_reserved2;

> +  __time_t msg_rtime;          /* time of last msgsnd command */

> +  unsigned long int __glibc_reserved3;

> +  __time_t msg_ctime;          /* time of last change */

> +#else

> +  __time_t msg_stime;          /* time of last msgsnd command */

> +  __time_t msg_rtime;          /* time of last msgsnd command */

> +  __time_t msg_ctime;          /* time of last change */

> +#endif

> +  __syscall_ulong_t __msg_cbytes; /* current number of bytes on queue */

> +  msgqnum_t msg_qnum;          /* number of messages currently on queue */

> +  msglen_t msg_qbytes;         /* max number of bytes allowed on queue */

> +  __pid_t msg_lspid;           /* pid of last msgsnd() */

> +  __pid_t msg_lrpid;           /* pid of last msgrcv() */

> +  __syscall_ulong_t __glibc_reserved4;

> +  __syscall_ulong_t __glibc_reserved5;

> +};


Looks good.

> diff --git a/sysdeps/unix/sysv/linux/sparc/bits/msq-pad.h b/sysdeps/unix/sysv/linux/sparc/bits/msq-pad.h

> deleted file mode 100644

> index 99fdf8c8f0..0000000000

> --- a/sysdeps/unix/sysv/linux/sparc/bits/msq-pad.h

> +++ /dev/null

> @@ -1,26 +0,0 @@

> -/* Define where padding goes in struct msqid_ds.  SPARC version.

> -   Copyright (C) 2018-2020 Free Software Foundation, Inc.

> -   This file is part of the GNU C Library.

> -

> -   The GNU C Library is free software; you can redistribute it and/or

> -   modify it under the terms of the GNU Lesser General Public

> -   License as published by the Free Software Foundation; either

> -   version 2.1 of the License, or (at your option) any later version.

> -

> -   The GNU C Library is distributed in the hope that it will be useful,

> -   but WITHOUT ANY WARRANTY; without even the implied warranty of

> -   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

> -   Lesser General Public License for more details.

> -

> -   You should have received a copy of the GNU Lesser General Public

> -   License along with the GNU C Library; if not, see

> -   <https://www.gnu.org/licenses/>.  */

> -

> -#ifndef _SYS_MSG_H

> -# error "Never use <bits/msq-pad.h> directly; include <sys/msg.h> instead."

> -#endif

> -

> -#include <bits/timesize.h>

> -

> -#define __MSQ_PAD_AFTER_TIME 0

> -#define __MSQ_PAD_BEFORE_TIME (__TIMESIZE == 32)

> diff --git a/sysdeps/unix/sysv/linux/sparc/bits/types/struct_msqid_ds.h b/sysdeps/unix/sysv/linux/sparc/bits/types/struct_msqid_ds.h

> new file mode 100644

> index 0000000000..71980839c7

> --- /dev/null

> +++ b/sysdeps/unix/sysv/linux/sparc/bits/types/struct_msqid_ds.h

> @@ -0,0 +1,47 @@

> +/* Linux/SPARC implementation of the SysV message struct msqid_ds.

> +   Copyright (C) 2020 Free Software Foundation, Inc.

> +   This file is part of the GNU C Library.

> +

> +   The GNU C Library is free software; you can redistribute it and/or

> +   modify it under the terms of the GNU Lesser General Public

> +   License as published by the Free Software Foundation; either

> +   version 2.1 of the License, or (at your option) any later version.

> +

> +   The GNU C Library is distributed in the hope that it will be useful,

> +   but WITHOUT ANY WARRANTY; without even the implied warranty of

> +   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

> +   Lesser General Public License for more details.

> +

> +   You should have received a copy of the GNU Lesser General Public

> +   License along with the GNU C Library; if not, see

> +   <https://www.gnu.org/licenses/>.  */

> +

> +#ifndef _SYS_MSG_H

> +# error "Never use <bits/msq.h> directly; include <sys/msg.h> instead."

> +#endif

> +

> +/* Structure of record for one message inside the kernel.

> +   The type `struct msg' is opaque.  */

> +struct msqid_ds

> +{

> +  struct ipc_perm msg_perm;    /* structure describing operation permission */

> +#if __TIMESIZE == 32

> +  unsigned long int __glibc_reserved1;

> +  __time_t msg_stime;          /* time of last msgsnd command */

> +  unsigned long int __glibc_reserved2;

> +  __time_t msg_rtime;          /* time of last msgsnd command */

> +  unsigned long int __glibc_reserved3;

> +  __time_t msg_ctime;          /* time of last change */

> +#else

> +  __time_t msg_stime;          /* time of last msgsnd command */

> +  __time_t msg_rtime;          /* time of last msgsnd command */

> +  __time_t msg_ctime;          /* time of last change */

> +#endif

> +  __syscall_ulong_t __msg_cbytes; /* current number of bytes on queue */

> +  msgqnum_t msg_qnum;          /* number of messages currently on queue */

> +  msglen_t msg_qbytes;         /* max number of bytes allowed on queue */

> +  __pid_t msg_lspid;           /* pid of last msgsnd() */

> +  __pid_t msg_lrpid;           /* pid of last msgrcv() */

> +  __syscall_ulong_t __glibc_reserved4;

> +  __syscall_ulong_t __glibc_reserved5;

> +};


Looks good.

Alistair

> --

> 2.25.1

>
H.J. Lu via Libc-alpha July 7, 2020, 7:05 p.m. | #2
On 6/30/20 3:24 PM, Adhemerval Zanella via Libc-alpha wrote:
> Each architecture overrides the struct msqid_ds which its required

> kernel ABI one.

> 

> Checked on x86_64-linux-gnu and some bases sysvipc tests on hppa,

> mips, mipsle, mips64, mips64le, sparc64, sparcv9, powerpc64le,

> powerpc64, and powerpc.


OK for master with one comment fix.

No regressions on x86_64 and i686.

Tested-by: Carlos O'Donell <carlos@redhat.com>

Reviewed-by: Carlos O'Donell <carlos@redhat.com>


> ---

>  sysdeps/unix/sysv/linux/Makefile              |  2 +-

>  sysdeps/unix/sysv/linux/bits/msq-pad.h        | 31 ----------

>  .../sysv/linux/bits/types/struct_msqid_ds.h   | 28 ++++------

>  sysdeps/unix/sysv/linux/hppa/bits/msq-pad.h   | 26 ---------

>  .../linux/hppa/bits/types/struct_msqid_ds.h   | 47 ++++++++++++++++

>  sysdeps/unix/sysv/linux/mips/bits/msq-pad.h   | 31 ----------

>  .../linux/mips/bits/types/struct_msqid_ds.h   | 56 +++++++++++++++++++

>  .../unix/sysv/linux/powerpc/bits/msq-pad.h    | 26 ---------

>  .../powerpc/bits/types/struct_msqid_ds.h      | 47 ++++++++++++++++

>  sysdeps/unix/sysv/linux/sparc/bits/msq-pad.h  | 26 ---------

>  .../linux/sparc/bits/types/struct_msqid_ds.h  | 47 ++++++++++++++++

>  11 files changed, 210 insertions(+), 157 deletions(-)

>  delete mode 100644 sysdeps/unix/sysv/linux/bits/msq-pad.h

>  delete mode 100644 sysdeps/unix/sysv/linux/hppa/bits/msq-pad.h

>  create mode 100644 sysdeps/unix/sysv/linux/hppa/bits/types/struct_msqid_ds.h

>  delete mode 100644 sysdeps/unix/sysv/linux/mips/bits/msq-pad.h

>  create mode 100644 sysdeps/unix/sysv/linux/mips/bits/types/struct_msqid_ds.h

>  delete mode 100644 sysdeps/unix/sysv/linux/powerpc/bits/msq-pad.h

>  create mode 100644 sysdeps/unix/sysv/linux/powerpc/bits/types/struct_msqid_ds.h

>  delete mode 100644 sysdeps/unix/sysv/linux/sparc/bits/msq-pad.h

>  create mode 100644 sysdeps/unix/sysv/linux/sparc/bits/types/struct_msqid_ds.h

> 

> diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile

> index 70e2d9e044..505087e617 100644

> --- a/sysdeps/unix/sysv/linux/Makefile

> +++ b/sysdeps/unix/sysv/linux/Makefile

> @@ -85,7 +85,7 @@ sysdep_headers += sys/mount.h sys/acct.h \

>  		  bits/siginfo-arch.h bits/siginfo-consts-arch.h \

>  		  bits/procfs.h bits/procfs-id.h bits/procfs-extra.h \

>  		  bits/procfs-prregset.h bits/mman-map-flags-generic.h \

> -		  bits/msq-pad.h bits/shmlba.h bits/shm-pad.h \

> +		  bits/shmlba.h bits/shm-pad.h \


OK. Remove msq-pad.h.

>  		  bits/termios-struct.h bits/termios-c_cc.h \

>  		  bits/termios-c_iflag.h bits/termios-c_oflag.h \

>  		  bits/termios-baud.h bits/termios-c_cflag.h \

> diff --git a/sysdeps/unix/sysv/linux/bits/msq-pad.h b/sysdeps/unix/sysv/linux/bits/msq-pad.h

> deleted file mode 100644

> index e4ffd39f27..0000000000

> --- a/sysdeps/unix/sysv/linux/bits/msq-pad.h

> +++ /dev/null

> @@ -1,31 +0,0 @@

> -/* Define where padding goes in struct msqid_ds.  Generic version.

> -   Copyright (C) 2018-2020 Free Software Foundation, Inc.

> -   This file is part of the GNU C Library.

> -

> -   The GNU C Library is free software; you can redistribute it and/or

> -   modify it under the terms of the GNU Lesser General Public

> -   License as published by the Free Software Foundation; either

> -   version 2.1 of the License, or (at your option) any later version.

> -

> -   The GNU C Library is distributed in the hope that it will be useful,

> -   but WITHOUT ANY WARRANTY; without even the implied warranty of

> -   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

> -   Lesser General Public License for more details.

> -

> -   You should have received a copy of the GNU Lesser General Public

> -   License along with the GNU C Library; if not, see

> -   <https://www.gnu.org/licenses/>.  */

> -

> -#ifndef _SYS_MSG_H

> -# error "Never use <bits/msq-pad.h> directly; include <sys/msg.h> instead."

> -#endif

> -

> -#include <bits/timesize.h>

> -

> -/* On most architectures, padding goes after time fields for 32-bit

> -   systems and is omitted for 64-bit systems.  Some architectures pad

> -   before time fields instead, or omit padding despite being

> -   32-bit.  */

> -

> -#define __MSQ_PAD_AFTER_TIME (__TIMESIZE == 32)

> -#define __MSQ_PAD_BEFORE_TIME 0


OK. No generic version required.

> diff --git a/sysdeps/unix/sysv/linux/bits/types/struct_msqid_ds.h b/sysdeps/unix/sysv/linux/bits/types/struct_msqid_ds.h

> index bfc56f6ac1..32173a7b60 100644

> --- a/sysdeps/unix/sysv/linux/bits/types/struct_msqid_ds.h

> +++ b/sysdeps/unix/sysv/linux/bits/types/struct_msqid_ds.h

> @@ -20,27 +20,23 @@

>  # error "Never use <bits/msq.h> directly; include <sys/msg.h> instead."

>  #endif

>  

> -#include <bits/msq-pad.h>

> -

> -#if __MSQ_PAD_BEFORE_TIME

> -# define __MSQ_PAD_TIME(NAME, RES)				\

> -  unsigned long int __glibc_reserved ## RES; __time_t NAME

> -#elif __MSQ_PAD_AFTER_TIME

> -# define __MSQ_PAD_TIME(NAME, RES)				\

> -  __time_t NAME; unsigned long int __glibc_reserved ## RES

> -#else

> -# define __MSQ_PAD_TIME(NAME, RES)		\

> -  __time_t NAME

> -#endif

> -

>  /* Structure of record for one message inside the kernel.

>     The type `struct msg' is opaque.  */

>  struct msqid_ds

>  {

>    struct ipc_perm msg_perm;	/* structure describing operation permission */

> -  __MSQ_PAD_TIME (msg_stime, 1);	/* time of last msgsnd command */

> -  __MSQ_PAD_TIME (msg_rtime, 2);	/* time of last msgrcv command */

> -  __MSQ_PAD_TIME (msg_ctime, 3);	/* time of last change */

> +#if __TIMESIZE == 32

> +  __time_t msg_stime;		/* time of last msgsnd command */

> +  unsigned long int __glibc_reserved1;

> +  __time_t msg_rtime;		/* time of last msgsnd command */

> +  unsigned long int __glibc_reserved2;

> +  __time_t msg_ctime;		/* time of last change */

> +  unsigned long int __glibc_reserved3;

> +#else

> +  __time_t msg_stime;		/* time of last msgsnd command */

> +  __time_t msg_rtime;		/* time of last msgsnd command */

> +  __time_t msg_ctime;		/* time of last change */

> +#endif


OK. Generic linux version.

>    __syscall_ulong_t __msg_cbytes; /* current number of bytes on queue */

>    msgqnum_t msg_qnum;		/* number of messages currently on queue */

>    msglen_t msg_qbytes;		/* max number of bytes allowed on queue */

> diff --git a/sysdeps/unix/sysv/linux/hppa/bits/msq-pad.h b/sysdeps/unix/sysv/linux/hppa/bits/msq-pad.h

> deleted file mode 100644

> index 6986585ae7..0000000000

> --- a/sysdeps/unix/sysv/linux/hppa/bits/msq-pad.h

> +++ /dev/null

> @@ -1,26 +0,0 @@

> -/* Define where padding goes in struct msqid_ds.  HPPA version.

> -   Copyright (C) 2018-2020 Free Software Foundation, Inc.

> -   This file is part of the GNU C Library.

> -

> -   The GNU C Library is free software; you can redistribute it and/or

> -   modify it under the terms of the GNU Lesser General Public

> -   License as published by the Free Software Foundation; either

> -   version 2.1 of the License, or (at your option) any later version.

> -

> -   The GNU C Library is distributed in the hope that it will be useful,

> -   but WITHOUT ANY WARRANTY; without even the implied warranty of

> -   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

> -   Lesser General Public License for more details.

> -

> -   You should have received a copy of the GNU Lesser General Public

> -   License along with the GNU C Library; if not, see

> -   <https://www.gnu.org/licenses/>.  */

> -

> -#ifndef _SYS_MSG_H

> -# error "Never use <bits/msq-pad.h> directly; include <sys/msg.h> instead."

> -#endif

> -

> -#include <bits/timesize.h>

> -

> -#define __MSQ_PAD_AFTER_TIME 0

> -#define __MSQ_PAD_BEFORE_TIME (__TIMESIZE == 32)


OK.

> diff --git a/sysdeps/unix/sysv/linux/hppa/bits/types/struct_msqid_ds.h b/sysdeps/unix/sysv/linux/hppa/bits/types/struct_msqid_ds.h

> new file mode 100644

> index 0000000000..3cf70e36c4

> --- /dev/null

> +++ b/sysdeps/unix/sysv/linux/hppa/bits/types/struct_msqid_ds.h

> @@ -0,0 +1,47 @@

> +/* Linux/HPPA implementation of the SysV message struct msqid_ds.

> +   Copyright (C) 2020 Free Software Foundation, Inc.

> +   This file is part of the GNU C Library.

> +

> +   The GNU C Library is free software; you can redistribute it and/or

> +   modify it under the terms of the GNU Lesser General Public

> +   License as published by the Free Software Foundation; either

> +   version 2.1 of the License, or (at your option) any later version.

> +

> +   The GNU C Library is distributed in the hope that it will be useful,

> +   but WITHOUT ANY WARRANTY; without even the implied warranty of

> +   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

> +   Lesser General Public License for more details.

> +

> +   You should have received a copy of the GNU Lesser General Public

> +   License along with the GNU C Library; if not, see

> +   <https://www.gnu.org/licenses/>.  */

> +

> +#ifndef _SYS_MSG_H

> +# error "Never use <bits/msq.h> directly; include <sys/msg.h> instead."

> +#endif

> +

> +/* Structure of record for one message inside the kernel.

> +   The type `struct msg' is opaque.  */

> +struct msqid_ds

> +{

> +  struct ipc_perm msg_perm;	/* structure describing operation permission */

> +#if __TIMESIZE == 32

> +  unsigned long int __glibc_reserved1;

> +  __time_t msg_stime;		/* time of last msgsnd command */

> +  unsigned long int __glibc_reserved2;

> +  __time_t msg_rtime;		/* time of last msgsnd command */

> +  unsigned long int __glibc_reserved3;

> +  __time_t msg_ctime;		/* time of last change */

> +#else

> +  __time_t msg_stime;		/* time of last msgsnd command */

> +  __time_t msg_rtime;		/* time of last msgsnd command */

> +  __time_t msg_ctime;		/* time of last change */

> +#endif

> +  __syscall_ulong_t __msg_cbytes; /* current number of bytes on queue */

> +  msgqnum_t msg_qnum;		/* number of messages currently on queue */

> +  msglen_t msg_qbytes;		/* max number of bytes allowed on queue */

> +  __pid_t msg_lspid;		/* pid of last msgsnd() */

> +  __pid_t msg_lrpid;		/* pid of last msgrcv() */

> +  __syscall_ulong_t __glibc_reserved4;

> +  __syscall_ulong_t __glibc_reserved5;

> +};


OK. Specific definition for hppa.

> diff --git a/sysdeps/unix/sysv/linux/mips/bits/msq-pad.h b/sysdeps/unix/sysv/linux/mips/bits/msq-pad.h

> deleted file mode 100644

> index 8e28c5abe1..0000000000

> --- a/sysdeps/unix/sysv/linux/mips/bits/msq-pad.h

> +++ /dev/null

> @@ -1,31 +0,0 @@

> -/* Define where padding goes in struct msqid_ds.  MIPS version.

> -   Copyright (C) 2018-2020 Free Software Foundation, Inc.

> -   This file is part of the GNU C Library.

> -

> -   The GNU C Library is free software; you can redistribute it and/or

> -   modify it under the terms of the GNU Lesser General Public

> -   License as published by the Free Software Foundation; either

> -   version 2.1 of the License, or (at your option) any later version.

> -

> -   The GNU C Library is distributed in the hope that it will be useful,

> -   but WITHOUT ANY WARRANTY; without even the implied warranty of

> -   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

> -   Lesser General Public License for more details.

> -

> -   You should have received a copy of the GNU Lesser General Public

> -   License along with the GNU C Library; if not, see

> -   <https://www.gnu.org/licenses/>.  */

> -

> -#ifndef _SYS_MSG_H

> -# error "Never use <bits/msq-pad.h> directly; include <sys/msg.h> instead."

> -#endif

> -

> -#include <bits/timesize.h>

> -

> -#ifdef __MIPSEL__

> -# define __MSQ_PAD_AFTER_TIME (__TIMESIZE == 32)

> -# define __MSQ_PAD_BEFORE_TIME 0

> -#else

> -# define __MSQ_PAD_AFTER_TIME 0

> -# define __MSQ_PAD_BEFORE_TIME (__TIMESIZE == 32)

> -#endif


OK.

> diff --git a/sysdeps/unix/sysv/linux/mips/bits/types/struct_msqid_ds.h b/sysdeps/unix/sysv/linux/mips/bits/types/struct_msqid_ds.h

> new file mode 100644

> index 0000000000..85fdeef274

> --- /dev/null

> +++ b/sysdeps/unix/sysv/linux/mips/bits/types/struct_msqid_ds.h

> @@ -0,0 +1,56 @@

> +/* Linux/PowerPC implementation of the SysV message struct msqid_ds.


s/PowerPC/MIPS/g

> +   Copyright (C) 2020 Free Software Foundation, Inc.

> +   This file is part of the GNU C Library.

> +

> +   The GNU C Library is free software; you can redistribute it and/or

> +   modify it under the terms of the GNU Lesser General Public

> +   License as published by the Free Software Foundation; either

> +   version 2.1 of the License, or (at your option) any later version.

> +

> +   The GNU C Library is distributed in the hope that it will be useful,

> +   but WITHOUT ANY WARRANTY; without even the implied warranty of

> +   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

> +   Lesser General Public License for more details.

> +

> +   You should have received a copy of the GNU Lesser General Public

> +   License along with the GNU C Library; if not, see

> +   <https://www.gnu.org/licenses/>.  */

> +

> +#ifndef _SYS_MSG_H

> +# error "Never use <bits/msq.h> directly; include <sys/msg.h> instead."

> +#endif

> +

> +/* Structure of record for one message inside the kernel.

> +   The type `struct msg' is opaque.  */

> +struct msqid_ds

> +{

> +  struct ipc_perm msg_perm;	/* structure describing operation permission */

> +#if __TIMESIZE == 32

> +# ifdef __MIPSEL__

> +  __time_t msg_stime;		/* time of last msgsnd command */

> +  unsigned long int __glibc_reserved1;

> +  __time_t msg_rtime;		/* time of last msgsnd command */

> +  unsigned long int __glibc_reserved2;

> +  __time_t msg_ctime;		/* time of last change */

> +  unsigned long int __glibc_reserved3;

> +# else

> +  unsigned long int __glibc_reserved1;

> +  __time_t msg_stime;		/* time of last msgsnd command */

> +  unsigned long int __glibc_reserved2;

> +  __time_t msg_rtime;		/* time of last msgsnd command */

> +  unsigned long int __glibc_reserved3;

> +  __time_t msg_ctime;		/* time of last change */

> +# endif

> +#else

> +  __time_t msg_stime;		/* time of last msgsnd command */

> +  __time_t msg_rtime;		/* time of last msgsnd command */

> +  __time_t msg_ctime;		/* time of last change */

> +#endif

> +  __syscall_ulong_t __msg_cbytes; /* current number of bytes on queue */

> +  msgqnum_t msg_qnum;		/* number of messages currently on queue */

> +  msglen_t msg_qbytes;		/* max number of bytes allowed on queue */

> +  __pid_t msg_lspid;		/* pid of last msgsnd() */

> +  __pid_t msg_lrpid;		/* pid of last msgrcv() */

> +  __syscall_ulong_t __glibc_reserved4;

> +  __syscall_ulong_t __glibc_reserved5;

> +};

> diff --git a/sysdeps/unix/sysv/linux/powerpc/bits/msq-pad.h b/sysdeps/unix/sysv/linux/powerpc/bits/msq-pad.h

> deleted file mode 100644

> index e2b9310800..0000000000

> --- a/sysdeps/unix/sysv/linux/powerpc/bits/msq-pad.h

> +++ /dev/null

> @@ -1,26 +0,0 @@

> -/* Define where padding goes in struct msqid_ds.  PowerPC version.

> -   Copyright (C) 2018-2020 Free Software Foundation, Inc.

> -   This file is part of the GNU C Library.

> -

> -   The GNU C Library is free software; you can redistribute it and/or

> -   modify it under the terms of the GNU Lesser General Public

> -   License as published by the Free Software Foundation; either

> -   version 2.1 of the License, or (at your option) any later version.

> -

> -   The GNU C Library is distributed in the hope that it will be useful,

> -   but WITHOUT ANY WARRANTY; without even the implied warranty of

> -   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

> -   Lesser General Public License for more details.

> -

> -   You should have received a copy of the GNU Lesser General Public

> -   License along with the GNU C Library; if not, see

> -   <https://www.gnu.org/licenses/>.  */

> -

> -#ifndef _SYS_MSG_H

> -# error "Never use <bits/msq-pad.h> directly; include <sys/msg.h> instead."

> -#endif

> -

> -#include <bits/timesize.h>

> -

> -#define __MSQ_PAD_AFTER_TIME 0

> -#define __MSQ_PAD_BEFORE_TIME (__TIMESIZE == 32)


OK.

> diff --git a/sysdeps/unix/sysv/linux/powerpc/bits/types/struct_msqid_ds.h b/sysdeps/unix/sysv/linux/powerpc/bits/types/struct_msqid_ds.h

> new file mode 100644

> index 0000000000..4ae2fbcbdc

> --- /dev/null

> +++ b/sysdeps/unix/sysv/linux/powerpc/bits/types/struct_msqid_ds.h

> @@ -0,0 +1,47 @@

> +/* Linux/PowerPC implementation of the SysV message struct msqid_ds.


OK.

> +   Copyright (C) 2020 Free Software Foundation, Inc.

> +   This file is part of the GNU C Library.

> +

> +   The GNU C Library is free software; you can redistribute it and/or

> +   modify it under the terms of the GNU Lesser General Public

> +   License as published by the Free Software Foundation; either

> +   version 2.1 of the License, or (at your option) any later version.

> +

> +   The GNU C Library is distributed in the hope that it will be useful,

> +   but WITHOUT ANY WARRANTY; without even the implied warranty of

> +   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

> +   Lesser General Public License for more details.

> +

> +   You should have received a copy of the GNU Lesser General Public

> +   License along with the GNU C Library; if not, see

> +   <https://www.gnu.org/licenses/>.  */

> +

> +#ifndef _SYS_MSG_H

> +# error "Never use <bits/msq.h> directly; include <sys/msg.h> instead."

> +#endif

> +

> +/* Structure of record for one message inside the kernel.

> +   The type `struct msg' is opaque.  */

> +struct msqid_ds

> +{

> +  struct ipc_perm msg_perm;	/* structure describing operation permission */

> +#if __TIMESIZE == 32

> +  unsigned long int __glibc_reserved1;

> +  __time_t msg_stime;		/* time of last msgsnd command */

> +  unsigned long int __glibc_reserved2;

> +  __time_t msg_rtime;		/* time of last msgsnd command */

> +  unsigned long int __glibc_reserved3;

> +  __time_t msg_ctime;		/* time of last change */

> +#else

> +  __time_t msg_stime;		/* time of last msgsnd command */

> +  __time_t msg_rtime;		/* time of last msgsnd command */

> +  __time_t msg_ctime;		/* time of last change */

> +#endif

> +  __syscall_ulong_t __msg_cbytes; /* current number of bytes on queue */

> +  msgqnum_t msg_qnum;		/* number of messages currently on queue */

> +  msglen_t msg_qbytes;		/* max number of bytes allowed on queue */

> +  __pid_t msg_lspid;		/* pid of last msgsnd() */

> +  __pid_t msg_lrpid;		/* pid of last msgrcv() */

> +  __syscall_ulong_t __glibc_reserved4;

> +  __syscall_ulong_t __glibc_reserved5;

> +};

> diff --git a/sysdeps/unix/sysv/linux/sparc/bits/msq-pad.h b/sysdeps/unix/sysv/linux/sparc/bits/msq-pad.h

> deleted file mode 100644

> index 99fdf8c8f0..0000000000

> --- a/sysdeps/unix/sysv/linux/sparc/bits/msq-pad.h

> +++ /dev/null

> @@ -1,26 +0,0 @@

> -/* Define where padding goes in struct msqid_ds.  SPARC version.

> -   Copyright (C) 2018-2020 Free Software Foundation, Inc.

> -   This file is part of the GNU C Library.

> -

> -   The GNU C Library is free software; you can redistribute it and/or

> -   modify it under the terms of the GNU Lesser General Public

> -   License as published by the Free Software Foundation; either

> -   version 2.1 of the License, or (at your option) any later version.

> -

> -   The GNU C Library is distributed in the hope that it will be useful,

> -   but WITHOUT ANY WARRANTY; without even the implied warranty of

> -   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

> -   Lesser General Public License for more details.

> -

> -   You should have received a copy of the GNU Lesser General Public

> -   License along with the GNU C Library; if not, see

> -   <https://www.gnu.org/licenses/>.  */

> -

> -#ifndef _SYS_MSG_H

> -# error "Never use <bits/msq-pad.h> directly; include <sys/msg.h> instead."

> -#endif

> -

> -#include <bits/timesize.h>

> -

> -#define __MSQ_PAD_AFTER_TIME 0

> -#define __MSQ_PAD_BEFORE_TIME (__TIMESIZE == 32)


OK.

> diff --git a/sysdeps/unix/sysv/linux/sparc/bits/types/struct_msqid_ds.h b/sysdeps/unix/sysv/linux/sparc/bits/types/struct_msqid_ds.h

> new file mode 100644

> index 0000000000..71980839c7

> --- /dev/null

> +++ b/sysdeps/unix/sysv/linux/sparc/bits/types/struct_msqid_ds.h

> @@ -0,0 +1,47 @@

> +/* Linux/SPARC implementation of the SysV message struct msqid_ds.


OK.

> +   Copyright (C) 2020 Free Software Foundation, Inc.

> +   This file is part of the GNU C Library.

> +

> +   The GNU C Library is free software; you can redistribute it and/or

> +   modify it under the terms of the GNU Lesser General Public

> +   License as published by the Free Software Foundation; either

> +   version 2.1 of the License, or (at your option) any later version.

> +

> +   The GNU C Library is distributed in the hope that it will be useful,

> +   but WITHOUT ANY WARRANTY; without even the implied warranty of

> +   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

> +   Lesser General Public License for more details.

> +

> +   You should have received a copy of the GNU Lesser General Public

> +   License along with the GNU C Library; if not, see

> +   <https://www.gnu.org/licenses/>.  */

> +

> +#ifndef _SYS_MSG_H

> +# error "Never use <bits/msq.h> directly; include <sys/msg.h> instead."

> +#endif

> +

> +/* Structure of record for one message inside the kernel.

> +   The type `struct msg' is opaque.  */

> +struct msqid_ds

> +{

> +  struct ipc_perm msg_perm;	/* structure describing operation permission */

> +#if __TIMESIZE == 32

> +  unsigned long int __glibc_reserved1;

> +  __time_t msg_stime;		/* time of last msgsnd command */

> +  unsigned long int __glibc_reserved2;

> +  __time_t msg_rtime;		/* time of last msgsnd command */

> +  unsigned long int __glibc_reserved3;

> +  __time_t msg_ctime;		/* time of last change */

> +#else

> +  __time_t msg_stime;		/* time of last msgsnd command */

> +  __time_t msg_rtime;		/* time of last msgsnd command */

> +  __time_t msg_ctime;		/* time of last change */

> +#endif

> +  __syscall_ulong_t __msg_cbytes; /* current number of bytes on queue */

> +  msgqnum_t msg_qnum;		/* number of messages currently on queue */

> +  msglen_t msg_qbytes;		/* max number of bytes allowed on queue */

> +  __pid_t msg_lspid;		/* pid of last msgsnd() */

> +  __pid_t msg_lrpid;		/* pid of last msgrcv() */

> +  __syscall_ulong_t __glibc_reserved4;

> +  __syscall_ulong_t __glibc_reserved5;

> +};

> 


OK.

-- 
Cheers,
Carlos.

Patch

diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile
index 70e2d9e044..505087e617 100644
--- a/sysdeps/unix/sysv/linux/Makefile
+++ b/sysdeps/unix/sysv/linux/Makefile
@@ -85,7 +85,7 @@  sysdep_headers += sys/mount.h sys/acct.h \
 		  bits/siginfo-arch.h bits/siginfo-consts-arch.h \
 		  bits/procfs.h bits/procfs-id.h bits/procfs-extra.h \
 		  bits/procfs-prregset.h bits/mman-map-flags-generic.h \
-		  bits/msq-pad.h bits/shmlba.h bits/shm-pad.h \
+		  bits/shmlba.h bits/shm-pad.h \
 		  bits/termios-struct.h bits/termios-c_cc.h \
 		  bits/termios-c_iflag.h bits/termios-c_oflag.h \
 		  bits/termios-baud.h bits/termios-c_cflag.h \
diff --git a/sysdeps/unix/sysv/linux/bits/msq-pad.h b/sysdeps/unix/sysv/linux/bits/msq-pad.h
deleted file mode 100644
index e4ffd39f27..0000000000
--- a/sysdeps/unix/sysv/linux/bits/msq-pad.h
+++ /dev/null
@@ -1,31 +0,0 @@ 
-/* Define where padding goes in struct msqid_ds.  Generic version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
-   <https://www.gnu.org/licenses/>.  */
-
-#ifndef _SYS_MSG_H
-# error "Never use <bits/msq-pad.h> directly; include <sys/msg.h> instead."
-#endif
-
-#include <bits/timesize.h>
-
-/* On most architectures, padding goes after time fields for 32-bit
-   systems and is omitted for 64-bit systems.  Some architectures pad
-   before time fields instead, or omit padding despite being
-   32-bit.  */
-
-#define __MSQ_PAD_AFTER_TIME (__TIMESIZE == 32)
-#define __MSQ_PAD_BEFORE_TIME 0
diff --git a/sysdeps/unix/sysv/linux/bits/types/struct_msqid_ds.h b/sysdeps/unix/sysv/linux/bits/types/struct_msqid_ds.h
index bfc56f6ac1..32173a7b60 100644
--- a/sysdeps/unix/sysv/linux/bits/types/struct_msqid_ds.h
+++ b/sysdeps/unix/sysv/linux/bits/types/struct_msqid_ds.h
@@ -20,27 +20,23 @@ 
 # error "Never use <bits/msq.h> directly; include <sys/msg.h> instead."
 #endif
 
-#include <bits/msq-pad.h>
-
-#if __MSQ_PAD_BEFORE_TIME
-# define __MSQ_PAD_TIME(NAME, RES)				\
-  unsigned long int __glibc_reserved ## RES; __time_t NAME
-#elif __MSQ_PAD_AFTER_TIME
-# define __MSQ_PAD_TIME(NAME, RES)				\
-  __time_t NAME; unsigned long int __glibc_reserved ## RES
-#else
-# define __MSQ_PAD_TIME(NAME, RES)		\
-  __time_t NAME
-#endif
-
 /* Structure of record for one message inside the kernel.
    The type `struct msg' is opaque.  */
 struct msqid_ds
 {
   struct ipc_perm msg_perm;	/* structure describing operation permission */
-  __MSQ_PAD_TIME (msg_stime, 1);	/* time of last msgsnd command */
-  __MSQ_PAD_TIME (msg_rtime, 2);	/* time of last msgrcv command */
-  __MSQ_PAD_TIME (msg_ctime, 3);	/* time of last change */
+#if __TIMESIZE == 32
+  __time_t msg_stime;		/* time of last msgsnd command */
+  unsigned long int __glibc_reserved1;
+  __time_t msg_rtime;		/* time of last msgsnd command */
+  unsigned long int __glibc_reserved2;
+  __time_t msg_ctime;		/* time of last change */
+  unsigned long int __glibc_reserved3;
+#else
+  __time_t msg_stime;		/* time of last msgsnd command */
+  __time_t msg_rtime;		/* time of last msgsnd command */
+  __time_t msg_ctime;		/* time of last change */
+#endif
   __syscall_ulong_t __msg_cbytes; /* current number of bytes on queue */
   msgqnum_t msg_qnum;		/* number of messages currently on queue */
   msglen_t msg_qbytes;		/* max number of bytes allowed on queue */
diff --git a/sysdeps/unix/sysv/linux/hppa/bits/msq-pad.h b/sysdeps/unix/sysv/linux/hppa/bits/msq-pad.h
deleted file mode 100644
index 6986585ae7..0000000000
--- a/sysdeps/unix/sysv/linux/hppa/bits/msq-pad.h
+++ /dev/null
@@ -1,26 +0,0 @@ 
-/* Define where padding goes in struct msqid_ds.  HPPA version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
-   <https://www.gnu.org/licenses/>.  */
-
-#ifndef _SYS_MSG_H
-# error "Never use <bits/msq-pad.h> directly; include <sys/msg.h> instead."
-#endif
-
-#include <bits/timesize.h>
-
-#define __MSQ_PAD_AFTER_TIME 0
-#define __MSQ_PAD_BEFORE_TIME (__TIMESIZE == 32)
diff --git a/sysdeps/unix/sysv/linux/hppa/bits/types/struct_msqid_ds.h b/sysdeps/unix/sysv/linux/hppa/bits/types/struct_msqid_ds.h
new file mode 100644
index 0000000000..3cf70e36c4
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/hppa/bits/types/struct_msqid_ds.h
@@ -0,0 +1,47 @@ 
+/* Linux/HPPA implementation of the SysV message struct msqid_ds.
+   Copyright (C) 2020 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _SYS_MSG_H
+# error "Never use <bits/msq.h> directly; include <sys/msg.h> instead."
+#endif
+
+/* Structure of record for one message inside the kernel.
+   The type `struct msg' is opaque.  */
+struct msqid_ds
+{
+  struct ipc_perm msg_perm;	/* structure describing operation permission */
+#if __TIMESIZE == 32
+  unsigned long int __glibc_reserved1;
+  __time_t msg_stime;		/* time of last msgsnd command */
+  unsigned long int __glibc_reserved2;
+  __time_t msg_rtime;		/* time of last msgsnd command */
+  unsigned long int __glibc_reserved3;
+  __time_t msg_ctime;		/* time of last change */
+#else
+  __time_t msg_stime;		/* time of last msgsnd command */
+  __time_t msg_rtime;		/* time of last msgsnd command */
+  __time_t msg_ctime;		/* time of last change */
+#endif
+  __syscall_ulong_t __msg_cbytes; /* current number of bytes on queue */
+  msgqnum_t msg_qnum;		/* number of messages currently on queue */
+  msglen_t msg_qbytes;		/* max number of bytes allowed on queue */
+  __pid_t msg_lspid;		/* pid of last msgsnd() */
+  __pid_t msg_lrpid;		/* pid of last msgrcv() */
+  __syscall_ulong_t __glibc_reserved4;
+  __syscall_ulong_t __glibc_reserved5;
+};
diff --git a/sysdeps/unix/sysv/linux/mips/bits/msq-pad.h b/sysdeps/unix/sysv/linux/mips/bits/msq-pad.h
deleted file mode 100644
index 8e28c5abe1..0000000000
--- a/sysdeps/unix/sysv/linux/mips/bits/msq-pad.h
+++ /dev/null
@@ -1,31 +0,0 @@ 
-/* Define where padding goes in struct msqid_ds.  MIPS version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
-   <https://www.gnu.org/licenses/>.  */
-
-#ifndef _SYS_MSG_H
-# error "Never use <bits/msq-pad.h> directly; include <sys/msg.h> instead."
-#endif
-
-#include <bits/timesize.h>
-
-#ifdef __MIPSEL__
-# define __MSQ_PAD_AFTER_TIME (__TIMESIZE == 32)
-# define __MSQ_PAD_BEFORE_TIME 0
-#else
-# define __MSQ_PAD_AFTER_TIME 0
-# define __MSQ_PAD_BEFORE_TIME (__TIMESIZE == 32)
-#endif
diff --git a/sysdeps/unix/sysv/linux/mips/bits/types/struct_msqid_ds.h b/sysdeps/unix/sysv/linux/mips/bits/types/struct_msqid_ds.h
new file mode 100644
index 0000000000..85fdeef274
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/mips/bits/types/struct_msqid_ds.h
@@ -0,0 +1,56 @@ 
+/* Linux/PowerPC implementation of the SysV message struct msqid_ds.
+   Copyright (C) 2020 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _SYS_MSG_H
+# error "Never use <bits/msq.h> directly; include <sys/msg.h> instead."
+#endif
+
+/* Structure of record for one message inside the kernel.
+   The type `struct msg' is opaque.  */
+struct msqid_ds
+{
+  struct ipc_perm msg_perm;	/* structure describing operation permission */
+#if __TIMESIZE == 32
+# ifdef __MIPSEL__
+  __time_t msg_stime;		/* time of last msgsnd command */
+  unsigned long int __glibc_reserved1;
+  __time_t msg_rtime;		/* time of last msgsnd command */
+  unsigned long int __glibc_reserved2;
+  __time_t msg_ctime;		/* time of last change */
+  unsigned long int __glibc_reserved3;
+# else
+  unsigned long int __glibc_reserved1;
+  __time_t msg_stime;		/* time of last msgsnd command */
+  unsigned long int __glibc_reserved2;
+  __time_t msg_rtime;		/* time of last msgsnd command */
+  unsigned long int __glibc_reserved3;
+  __time_t msg_ctime;		/* time of last change */
+# endif
+#else
+  __time_t msg_stime;		/* time of last msgsnd command */
+  __time_t msg_rtime;		/* time of last msgsnd command */
+  __time_t msg_ctime;		/* time of last change */
+#endif
+  __syscall_ulong_t __msg_cbytes; /* current number of bytes on queue */
+  msgqnum_t msg_qnum;		/* number of messages currently on queue */
+  msglen_t msg_qbytes;		/* max number of bytes allowed on queue */
+  __pid_t msg_lspid;		/* pid of last msgsnd() */
+  __pid_t msg_lrpid;		/* pid of last msgrcv() */
+  __syscall_ulong_t __glibc_reserved4;
+  __syscall_ulong_t __glibc_reserved5;
+};
diff --git a/sysdeps/unix/sysv/linux/powerpc/bits/msq-pad.h b/sysdeps/unix/sysv/linux/powerpc/bits/msq-pad.h
deleted file mode 100644
index e2b9310800..0000000000
--- a/sysdeps/unix/sysv/linux/powerpc/bits/msq-pad.h
+++ /dev/null
@@ -1,26 +0,0 @@ 
-/* Define where padding goes in struct msqid_ds.  PowerPC version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
-   <https://www.gnu.org/licenses/>.  */
-
-#ifndef _SYS_MSG_H
-# error "Never use <bits/msq-pad.h> directly; include <sys/msg.h> instead."
-#endif
-
-#include <bits/timesize.h>
-
-#define __MSQ_PAD_AFTER_TIME 0
-#define __MSQ_PAD_BEFORE_TIME (__TIMESIZE == 32)
diff --git a/sysdeps/unix/sysv/linux/powerpc/bits/types/struct_msqid_ds.h b/sysdeps/unix/sysv/linux/powerpc/bits/types/struct_msqid_ds.h
new file mode 100644
index 0000000000..4ae2fbcbdc
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/powerpc/bits/types/struct_msqid_ds.h
@@ -0,0 +1,47 @@ 
+/* Linux/PowerPC implementation of the SysV message struct msqid_ds.
+   Copyright (C) 2020 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _SYS_MSG_H
+# error "Never use <bits/msq.h> directly; include <sys/msg.h> instead."
+#endif
+
+/* Structure of record for one message inside the kernel.
+   The type `struct msg' is opaque.  */
+struct msqid_ds
+{
+  struct ipc_perm msg_perm;	/* structure describing operation permission */
+#if __TIMESIZE == 32
+  unsigned long int __glibc_reserved1;
+  __time_t msg_stime;		/* time of last msgsnd command */
+  unsigned long int __glibc_reserved2;
+  __time_t msg_rtime;		/* time of last msgsnd command */
+  unsigned long int __glibc_reserved3;
+  __time_t msg_ctime;		/* time of last change */
+#else
+  __time_t msg_stime;		/* time of last msgsnd command */
+  __time_t msg_rtime;		/* time of last msgsnd command */
+  __time_t msg_ctime;		/* time of last change */
+#endif
+  __syscall_ulong_t __msg_cbytes; /* current number of bytes on queue */
+  msgqnum_t msg_qnum;		/* number of messages currently on queue */
+  msglen_t msg_qbytes;		/* max number of bytes allowed on queue */
+  __pid_t msg_lspid;		/* pid of last msgsnd() */
+  __pid_t msg_lrpid;		/* pid of last msgrcv() */
+  __syscall_ulong_t __glibc_reserved4;
+  __syscall_ulong_t __glibc_reserved5;
+};
diff --git a/sysdeps/unix/sysv/linux/sparc/bits/msq-pad.h b/sysdeps/unix/sysv/linux/sparc/bits/msq-pad.h
deleted file mode 100644
index 99fdf8c8f0..0000000000
--- a/sysdeps/unix/sysv/linux/sparc/bits/msq-pad.h
+++ /dev/null
@@ -1,26 +0,0 @@ 
-/* Define where padding goes in struct msqid_ds.  SPARC version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
-   <https://www.gnu.org/licenses/>.  */
-
-#ifndef _SYS_MSG_H
-# error "Never use <bits/msq-pad.h> directly; include <sys/msg.h> instead."
-#endif
-
-#include <bits/timesize.h>
-
-#define __MSQ_PAD_AFTER_TIME 0
-#define __MSQ_PAD_BEFORE_TIME (__TIMESIZE == 32)
diff --git a/sysdeps/unix/sysv/linux/sparc/bits/types/struct_msqid_ds.h b/sysdeps/unix/sysv/linux/sparc/bits/types/struct_msqid_ds.h
new file mode 100644
index 0000000000..71980839c7
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sparc/bits/types/struct_msqid_ds.h
@@ -0,0 +1,47 @@ 
+/* Linux/SPARC implementation of the SysV message struct msqid_ds.
+   Copyright (C) 2020 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _SYS_MSG_H
+# error "Never use <bits/msq.h> directly; include <sys/msg.h> instead."
+#endif
+
+/* Structure of record for one message inside the kernel.
+   The type `struct msg' is opaque.  */
+struct msqid_ds
+{
+  struct ipc_perm msg_perm;	/* structure describing operation permission */
+#if __TIMESIZE == 32
+  unsigned long int __glibc_reserved1;
+  __time_t msg_stime;		/* time of last msgsnd command */
+  unsigned long int __glibc_reserved2;
+  __time_t msg_rtime;		/* time of last msgsnd command */
+  unsigned long int __glibc_reserved3;
+  __time_t msg_ctime;		/* time of last change */
+#else
+  __time_t msg_stime;		/* time of last msgsnd command */
+  __time_t msg_rtime;		/* time of last msgsnd command */
+  __time_t msg_ctime;		/* time of last change */
+#endif
+  __syscall_ulong_t __msg_cbytes; /* current number of bytes on queue */
+  msgqnum_t msg_qnum;		/* number of messages currently on queue */
+  msglen_t msg_qbytes;		/* max number of bytes allowed on queue */
+  __pid_t msg_lspid;		/* pid of last msgsnd() */
+  __pid_t msg_lrpid;		/* pid of last msgrcv() */
+  __syscall_ulong_t __glibc_reserved4;
+  __syscall_ulong_t __glibc_reserved5;
+};