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Message-ID: <CACqU3MWuZUG3XDxTRgBztyJa5rj-GQDcCDrLX1M-AThxtxfXRA@mail.gmail.com>
Date: Mon, 25 Jul 2011 11:50:43 -0400
From: Arnaud Lacombe <lacombar@...il.com>
To: Yoshinori Sato <ysato@...rs.sourceforge.jp>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
Greg KH <greg@...ah.com>
Subject: Re: Linux 3.0 release
Hi,
On Sun, Jul 24, 2011 at 10:21 PM, Yoshinori Sato
<ysato@...rs.sourceforge.jp> wrote:
> At Sun, 24 Jul 2011 18:04:59 -0400,
> Arnaud Lacombe wrote:
>>
>> Hi,
>>
>> On Thu, Jul 21, 2011 at 10:59 PM, Linus Torvalds
>> <torvalds@...ux-foundation.org> wrote:
>> >
>> > So there it is. Gone are the 2.6.<bignum> days, and 3.0 is out.
>> > [...]
>> For the record, if anybody cares, arch/h8300 no longer configure since 2.6.38:
>>
>> % make ARCH=h8300 menuconfig
>> make: h8300-elf-gcc: Command not found
>> HOSTCC scripts/basic/fixdep
>> HOSTCC scripts/kconfig/conf.o
>> HOSTCC scripts/kconfig/lxdialog/checklist.o
>> HOSTCC scripts/kconfig/lxdialog/inputbox.o
>> HOSTCC scripts/kconfig/lxdialog/menubox.o
>> HOSTCC scripts/kconfig/lxdialog/textbox.o
>> HOSTCC scripts/kconfig/lxdialog/util.o
>> HOSTCC scripts/kconfig/lxdialog/yesno.o
>> HOSTCC scripts/kconfig/mconf.o
>> SHIPPED scripts/kconfig/zconf.tab.c
>> SHIPPED scripts/kconfig/lex.zconf.c
>> SHIPPED scripts/kconfig/zconf.hash.c
>> HOSTCC scripts/kconfig/zconf.tab.o
>> HOSTLD scripts/kconfig/mconf
>> scripts/kconfig/mconf Kconfig
>> arch/h8300/Kconfig:198: can't open file "drivers/serial/Kconfig"
>> make[1]: *** [menuconfig] Error 1
>> make: *** [menuconfig] Error 2
>>
>> Yes, I know I have no h8300-elf-gcc, but it does not change the fact
>> that the arch tries to include a non-existent file. It's been broken
>> by:
>>
>> commit ab4382d27412e7e3e7c936e8d50d8888dfac3df8
>> Author: Greg Kroah-Hartman <gregkh@...e.de>
>> Date: Thu Jan 13 12:10:18 2011 -0800
>>
>> tty: move drivers/serial/ to drivers/tty/serial/
>>
>> The serial drivers are really just tty drivers, so move them to
>> drivers/tty/ to make things a bit neater overall.
>> This is part of the tty/serial driver movement proceedure as proposed by
>> Arnd Bergmann and approved by everyone involved a number of months ago.
>>
>> Cc: Arnd Bergmann <arnd@...db.de>
>> Cc: Alan Cox <alan@...rguk.ukuu.org.uk>
>> Cc: Geert Uytterhoeven <geert@...ux-m68k.org>
>> Cc: Rogier Wolff <R.E.Wolff@...wizard.nl>
>> Cc: Michael H. Warfield <mhw@...tsend.com>
>> Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>
>>
>> - Arnaud
>
> Please try this fix.
> Signed-off-by: Yoshinori Sato <ysato@...rs.sourceforge.jp>
>
> diff --git a/arch/h8300/Kconfig b/arch/h8300/Kconfig
> index 091ed61..910e5ad 100644
> --- a/arch/h8300/Kconfig
> +++ b/arch/h8300/Kconfig
> @@ -89,125 +89,7 @@ endmenu
>
> source "net/Kconfig"
>
> -source "drivers/base/Kconfig"
> -
> -source "drivers/mtd/Kconfig"
> -
> -source "drivers/block/Kconfig"
> -
> -source "drivers/ide/Kconfig"
> -
> -source "arch/h8300/Kconfig.ide"
> -
> -source "drivers/net/Kconfig"
> -
> -#
> -# input - input/joystick depends on it. As does USB.
> -#
> -source "drivers/input/Kconfig"
> -
> -menu "Character devices"
> -
> -config VT
> - bool "Virtual terminal"
> - ---help---
> - If you say Y here, you will get support for terminal devices with
> - display and keyboard devices. These are called "virtual" because you
> - can run several virtual terminals (also called virtual consoles) on
> - one physical terminal. This is rather useful, for example one
> - virtual terminal can collect system messages and warnings, another
> - one can be used for a text-mode user session, and a third could run
> - an X session, all in parallel. Switching between virtual terminals
> - is done with certain key combinations, usually Alt-<function key>.
> -
> - The setterm command ("man setterm") can be used to change the
> - properties (such as colors or beeping) of a virtual terminal. The
> - man page console_codes(4) ("man console_codes") contains the special
> - character sequences that can be used to change those properties
> - directly. The fonts used on virtual terminals can be changed with
> - the setfont ("man setfont") command and the key bindings are defined
> - with the loadkeys ("man loadkeys") command.
> -
> - You need at least one virtual terminal device in order to make use
> - of your keyboard and monitor. Therefore, only people configuring an
> - embedded system would want to say N here in order to save some
> - memory; the only way to log into such a system is then via a serial
> - or network connection.
> -
> - If unsure, say Y, or else you won't be able to do much with your new
> - shiny Linux system :-)
> -
> -config VT_CONSOLE
> - bool "Support for console on virtual terminal"
> - depends on VT
> - ---help---
> - The system console is the device which receives all kernel messages
> - and warnings and which allows logins in single user mode. If you
> - answer Y here, a virtual terminal (the device used to interact with
> - a physical terminal) can be used as system console. This is the most
> - common mode of operations, so you should say Y here unless you want
> - the kernel messages be output only to a serial port (in which case
> - you should say Y to "Console on serial port", below).
> -
> - If you do say Y here, by default the currently visible virtual
> - terminal (/dev/tty0) will be used as system console. You can change
> - that with a kernel command line option such as "console=tty3" which
> - would use the third virtual terminal as system console. (Try "man
> - bootparam" or see the documentation of your boot loader (lilo or
> - loadlin) about how to pass options to the kernel at boot time.)
> -
> - If unsure, say Y.
> -
> -config HW_CONSOLE
> - bool
> - depends on VT && !S390 && !UM
> - default y
> -
> -comment "Unix98 PTY support"
> -
> -config UNIX98_PTYS
> - bool "Unix98 PTY support"
> - ---help---
> - A pseudo terminal (PTY) is a software device consisting of two
> - halves: a master and a slave. The slave device behaves identical to
> - a physical terminal; the master device is used by a process to
> - read data from and write data to the slave, thereby emulating a
> - terminal. Typical programs for the master side are telnet servers
> - and xterms.
> -
> - Linux has traditionally used the BSD-like names /dev/ptyxx for
> - masters and /dev/ttyxx for slaves of pseudo terminals. This scheme
> - has a number of problems. The GNU C library glibc 2.1 and later,
> - however, supports the Unix98 naming standard: in order to acquire a
> - pseudo terminal, a process opens /dev/ptmx; the number of the pseudo
> - terminal is then made available to the process and the pseudo
> - terminal slave can be accessed as /dev/pts/<number>. What was
> - traditionally /dev/ttyp2 will then be /dev/pts/2, for example.
> -
> - The entries in /dev/pts/ are created on the fly by a virtual
> - file system; therefore, if you say Y here you should say Y to
> - "/dev/pts file system for Unix98 PTYs" as well.
> -
> - If you want to say Y here, you need to have the C library glibc 2.1
> - or later (equal to libc-6.1, check with "ls -l /lib/libc.so.*").
> - Read the instructions in <file:Documentation/Changes> pertaining to
> - pseudo terminals. It's safe to say N.
> -
> -source "drivers/char/pcmcia/Kconfig"
> -
> -source "drivers/serial/Kconfig"
> -
> -source "drivers/i2c/Kconfig"
> -
> -source "drivers/hwmon/Kconfig"
> -
> -source "drivers/usb/Kconfig"
> -
> -source "drivers/uwb/Kconfig"
> -
> -endmenu
> -
> -source "drivers/staging/Kconfig"
> +source "drivers/Kconfig"
>
> source "fs/Kconfig"
>
> diff --git a/arch/h8300/include/asm/types.h b/arch/h8300/include/asm/types.h
> index bb2c91a..b9e79bc 100644
> --- a/arch/h8300/include/asm/types.h
> +++ b/arch/h8300/include/asm/types.h
> @@ -1,29 +1 @@
> -#ifndef _H8300_TYPES_H
> -#define _H8300_TYPES_H
> -
> -#include <asm-generic/int-ll64.h>
> -
> -#if !defined(__ASSEMBLY__)
> -
> -/*
> - * This file is never included by application software unless
> - * explicitly requested (e.g., via linux/types.h) in which case the
> - * application is Linux specific so (user-) name space pollution is
> - * not a major issue. However, for interoperability, libraries still
> - * need to be careful to avoid a name clashes.
> - */
> -
> -typedef unsigned short umode_t;
> -
> -/*
> - * These aren't exported outside the kernel to avoid name space clashes
> - */
> -#ifdef __KERNEL__
> -
> -#define BITS_PER_LONG 32
> -
> -#endif /* __KERNEL__ */
> -
> -#endif /* __ASSEMBLY__ */
> -
> -#endif /* _H8300_TYPES_H */
> +#include <asm-generic/types.h>
> diff --git a/arch/h8300/include/asm/unistd.h b/arch/h8300/include/asm/unistd.h
> index 2c3f8e6..7cdb4ea 100644
> --- a/arch/h8300/include/asm/unistd.h
> +++ b/arch/h8300/include/asm/unistd.h
> @@ -325,11 +325,37 @@
> #define __NR_move_pages 317
> #define __NR_getcpu 318
> #define __NR_epoll_pwait 319
> -#define __NR_setns 320
> +#define __NR_utimensat 320
> +#define __NR_signalfd 321
> +#define __NR_timerfd_create 322
> +#define __NR_eventfd 323
> +#define __NR_fallocate 324
> +#define __NR_timerfd_settime 325
> +#define __NR_timerfd_gettime 326
> +#define __NR_signalfd4 327
> +#define __NR_eventfd2 328
> +#define __NR_epoll_create1 329
> +#define __NR_dup3 330
> +#define __NR_pipe2 331
> +#define __NR_inotify_init1 332
> +#define __NR_preadv 333
> +#define __NR_pwritev 334
> +#define __NR_rt_tgsigqueueinfo 335
> +#define __NR_perf_event_open 336
> +#define __NR_recvmmsg 337
> +#define __NR_fanotify_init 338
> +#define __NR_fanotify_mark 339
> +#define __NR_prlimit64 340
> +#define __NR_name_to_handle_at 341
> +#define __NR_open_by_handle_at 342
> +#define __NR_clock_adjtime 343
> +#define __NR_syncfs 344
> +#define __NR_sendmmsg 345
> +#define __NR_setns 346
>
> #ifdef __KERNEL__
>
> -#define NR_syscalls 321
> +#define NR_syscalls 347
>
> #define __ARCH_WANT_IPC_PARSE_VERSION
> #define __ARCH_WANT_OLD_READDIR
> diff --git a/arch/h8300/kernel/syscalls.S b/arch/h8300/kernel/syscalls.S
> index f4b2e67..4cfe56c 100644
> --- a/arch/h8300/kernel/syscalls.S
> +++ b/arch/h8300/kernel/syscalls.S
> @@ -333,8 +333,34 @@ SYMBOL_NAME_LABEL(sys_call_table)
> .long SYMBOL_NAME(sys_ni_syscall) /* sys_move_pages */
> .long SYMBOL_NAME(sys_getcpu)
> .long SYMBOL_NAME(sys_ni_syscall) /* sys_epoll_pwait */
> - .long SYMBOL_NAME(sys_setns) /* 320 */
> -
> + .long SYMBOL_NAME(sys_utimensat) /* 320 */
> + .long SYMBOL_NAME(sys_signalfd)
> + .long SYMBOL_NAME(sys_timerfd_create)
> + .long SYMBOL_NAME(sys_eventfd)
> + .long SYMBOL_NAME(sys_fallocate)
> + .long SYMBOL_NAME(sys_timerfd_settime) /* 325 */
> + .long SYMBOL_NAME(sys_timerfd_gettime)
> + .long SYMBOL_NAME(sys_signalfd4)
> + .long SYMBOL_NAME(sys_eventfd2)
> + .long SYMBOL_NAME(sys_epoll_create1)
> + .long SYMBOL_NAME(sys_dup3) /* 330 */
> + .long SYMBOL_NAME(sys_pipe2)
> + .long SYMBOL_NAME(sys_inotify_init1)
> + .long SYMBOL_NAME(sys_preadv)
> + .long SYMBOL_NAME(sys_pwritev)
> + .long SYMBOL_NAME(sys_rt_tgsigqueueinfo) /* 335 */
> + .long SYMBOL_NAME(sys_perf_event_open)
> + .long SYMBOL_NAME(sys_recvmmsg)
> + .long SYMBOL_NAME(sys_fanotify_init)
> + .long SYMBOL_NAME(sys_fanotify_mark)
> + .long SYMBOL_NAME(sys_prlimit64) /* 340 */
> + .long SYMBOL_NAME(sys_name_to_handle_at)
> + .long SYMBOL_NAME(sys_open_by_handle_at)
> + .long SYMBOL_NAME(sys_clock_adjtime)
> + .long SYMBOL_NAME(sys_syncfs)
> + .long SYMBOL_NAME(sys_sendmmsg)
> + .long SYMBOL_NAME(sys_setns)
> +
> .macro call_sp addr
> mov.l #SYMBOL_NAME(\addr),er6
> bra SYMBOL_NAME(syscall_trampoline):8
>
With this patch, it configures, at least, but build fails with:
In file included from /src/linux/linux/include/linux/mempolicy.h:70:0,
from /src/linux/linux/init/main.c:49:
/src/linux/linux/include/linux/pagemap.h: In function 'fault_in_pages_readable':
/src/linux/linux/include/linux/pagemap.h:444:2: error: assignment of
read-only variable '__gu_val'
/src/linux/linux/include/linux/pagemap.h:450:5: error: assignment of
read-only variable '__gu_val'
make[2]: *** [init/main.o] Error 1
make[1]: *** [init] Error 2
make: *** [sub-make] Error 2
Cross-toolchain is baremetal binutils and gcc for their respective trunk:
$ /src/h8300/obj/destdir/bin/h8300-elf-gcc -v
Using built-in specs.
COLLECT_GCC=/src/h8300/obj/destdir/bin/h8300-elf-gcc
COLLECT_LTO_WRAPPER=/src/h8300/obj/destdir/libexec/gcc/h8300-elf/4.7.0/lto-wrapper
Target: h8300-elf
Configured with: ../gcc/configure --prefix=/src/h8300/obj/destdir
--target=h8300-elf --enable-languages=c
Thread model: single
gcc version 4.7.0 20110609 (experimental) (GCC)
- Arnaud
> --
> Yoshinori Sato
> <ysato@...rs.sourceforge.jp>
>
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