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m32r: Use generic init_task

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Same code. Use the generic version. The special Makefile treatment is
pointless anyway as init_task.o contains only data which is handled by
the linker script. So no point on being treated like head text.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Hirokazu Takata <takata@linux-m32r.org>
Link: http://lkml.kernel.org/r/20120503085034.756332161@linutronix.de
This commit is contained in:
Thomas Gleixner 2012-05-03 09:02:54 +00:00
parent e336e05bca
commit 7433c5cf4f
4 changed files with 3 additions and 36 deletions
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1
arch/m32r/Kconfig
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@ -11,6 +11,7 @@ config M32R
select GENERIC_IRQ_PROBE
select GENERIC_IRQ_SHOW
select GENERIC_ATOMIC64
select HAVE_GENERIC_INIT_TASK
config SBUS
bool

2
arch/m32r/Makefile
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@ -31,7 +31,7 @@ KBUILD_AFLAGS += $(aflags-y)
CHECKFLAGS += -D__m32r__ -D__BIG_ENDIAN__=1
head-y := arch/m32r/kernel/head.o arch/m32r/kernel/init_task.o
head-y := arch/m32r/kernel/head.o
LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)

2
arch/m32r/kernel/Makefile
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@ -2,7 +2,7 @@
# Makefile for the Linux/M32R kernel.
#
extra-y := head.o init_task.o vmlinux.lds
extra-y := head.o vmlinux.lds
obj-y := process.o entry.o traps.o align.o irq.o setup.o time.o \
m32r_ksyms.o sys_m32r.o signal.o ptrace.o

34
arch/m32r/kernel/init_task.c
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@ -1,34 +0,0 @@
/* orig : i386 init_task.c */
#include <linux/mm.h>
#include <linux/module.h>
#include <linux/sched.h>
#include <linux/init.h>
#include <linux/init_task.h>
#include <linux/fs.h>
#include <linux/mqueue.h>
#include <asm/uaccess.h>
#include <asm/pgtable.h>
static struct signal_struct init_signals = INIT_SIGNALS(init_signals);
static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
/*
* Initial thread structure.
*
* We need to make sure that this is 8192-byte aligned due to the
* way process stacks are handled. This is done by having a special
* "init_task" linker map entry..
*/
union thread_union init_thread_union __init_task_data =
{ INIT_THREAD_INFO(init_task) };
/*
* Initial task structure.
*
* All other task structs will be allocated on slabs in fork.c
*/
struct task_struct init_task = INIT_TASK(init_task);
EXPORT_SYMBOL(init_task);