Commit d0b691df authored by Thomas Gleixner's avatar Thomas Gleixner
Browse files

unicore32: 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: Guan Xuetao <gxt@mprc.pku.edu.cn>
Link: http://lkml.kernel.org/r/20120503085035.669622065@linutronix.de
parent 293ef7b8

arch/unicore32/Kconfig

+1 −0
Original line number Diff line number Diff line
@@ -13,6 +13,7 @@ config UNICORE32 
	select GENERIC_IRQ_SHOW

	select ARCH_WANT_FRAME_POINTERS

	select GENERIC_IOMAP

	select HAVE_GENERIC_INIT_TASK

	help

	  UniCore-32 is 32-bit Instruction Set Architecture,

	  including a series of low-power-consumption RISC chip

arch/unicore32/Makefile

+0 −1
Original line number Diff line number Diff line
@@ -33,7 +33,6 @@ endif 
CHECKFLAGS		+= -D__unicore32__



head-y			:= arch/unicore32/kernel/head.o

head-y			+= arch/unicore32/kernel/init_task.o



core-y			+= arch/unicore32/kernel/

core-y			+= arch/unicore32/mm/

arch/unicore32/kernel/Makefile

+1 −1
Original line number Diff line number Diff line
@@ -29,4 +29,4 @@ obj-$(CONFIG_PUV3_NB0916) += puv3-nb0916.o 
head-y				:= head.o

obj-$(CONFIG_DEBUG_LL)		+= debug.o



extra-y				:= $(head-y) init_task.o vmlinux.lds
 
extra-y				:= $(head-y) vmlinux.lds

arch/unicore32/kernel/init_task.c

deleted100644 → 0
+0 −44
Original line number Diff line number Diff line 
/*

 * linux/arch/unicore32/kernel/init_task.c

 *

 * Code specific to PKUnity SoC and UniCore ISA

 *

 * Copyright (C) 2001-2010 GUAN Xue-tao

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 as

 * published by the Free Software Foundation.

 */

#include <linux/mm.h>

#include <linux/module.h>

#include <linux/fs.h>

#include <linux/sched.h>

#include <linux/init.h>

#include <linux/init_task.h>

#include <linux/mqueue.h>

#include <linux/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 making sure

 * the linker maps this in the .text segment right after head.S,

 * and making head.S ensure the proper alignment.

 *

 * The things we do for performance..

 */

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);