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frv: 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>
Acked-by: David Howells <dhowells@redhat.com>
Link: http://lkml.kernel.org/r/20120503085034.546687215@linutronix.de
This commit is contained in:
Thomas Gleixner 2012-05-03 09:02:53 +00:00
parent c172ede404
commit cb0fcba283
4 changed files with 3 additions and 34 deletions
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1
arch/frv/Kconfig
View File

@ -9,6 +9,7 @@ config FRV
select GENERIC_IRQ_SHOW
select ARCH_HAVE_NMI_SAFE_CMPXCHG
select GENERIC_CPU_DEVICES
select HAVE_GENERIC_INIT_TASK
config ZONE_DMA
bool

2
arch/frv/Makefile
View File

@ -81,7 +81,7 @@ ifdef CONFIG_DEBUG_INFO
KBUILD_AFLAGS += -Wa,--gdwarf2
endif
head-y := arch/frv/kernel/head.o arch/frv/kernel/init_task.o
head-y := arch/frv/kernel/head.o
core-y += arch/frv/kernel/ arch/frv/mm/
libs-y += arch/frv/lib/

2
arch/frv/kernel/Makefile
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@ -5,7 +5,7 @@
heads-y := head-uc-fr401.o head-uc-fr451.o head-uc-fr555.o
heads-$(CONFIG_MMU) := head-mmu-fr451.o
extra-y:= head.o init_task.o vmlinux.lds
extra-y:= head.o vmlinux.lds
obj-y := $(heads-y) entry.o entry-table.o break.o switch_to.o kernel_thread.o \
kernel_execve.o process.o traps.o ptrace.o signal.o dma.o \

32
arch/frv/kernel/init_task.c
View File

@ -1,32 +0,0 @@
#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 THREAD_SIZE 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);