Commit edd813bb authored by Thomas Gleixner's avatar Thomas Gleixner

s390: Use generic init_task

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: default avatarThomas Gleixner <tglx@linutronix.de>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Acked-by: default avatarHeiko Carstens <heiko.carstens@de.ibm.com>
Link: http://lkml.kernel.org/r/20120503085035.271439530@linutronix.de
parent b0ce50aa
......@@ -123,6 +123,7 @@ config S390
select ARCH_INLINE_WRITE_UNLOCK_IRQ
select ARCH_INLINE_WRITE_UNLOCK_IRQRESTORE
select GENERIC_SMP_IDLE_THREAD
select HAVE_GENERIC_INIT_TASK
config SCHED_OMIT_FRAME_POINTER
def_bool y
......
......@@ -91,7 +91,6 @@ OBJCOPYFLAGS := -O binary
head-y := arch/s390/kernel/head.o
head-y += arch/s390/kernel/$(if $(CONFIG_64BIT),head64.o,head31.o)
head-y += arch/s390/kernel/init_task.o
# See arch/s390/Kbuild for content of core part of the kernel
core-y += arch/s390/
......
......@@ -28,7 +28,7 @@ obj-y := bitmap.o traps.o time.o process.o base.o early.o setup.o vtime.o \
obj-y += $(if $(CONFIG_64BIT),entry64.o,entry.o)
obj-y += $(if $(CONFIG_64BIT),reipl64.o,reipl.o)
extra-y += head.o init_task.o vmlinux.lds
extra-y += head.o vmlinux.lds
extra-y += $(if $(CONFIG_64BIT),head64.o,head31.o)
obj-$(CONFIG_MODULES) += s390_ksyms.o module.o
......
/*
* arch/s390/kernel/init_task.c
*
* S390 version
*
* Derived from "arch/i386/kernel/init_task.c"
*/
#include <linux/mm.h>
#include <linux/fs.h>
#include <linux/module.h>
#include <linux/sched.h>
#include <linux/init_task.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);
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