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authorThomas Gleixner <tglx@linutronix.de>2012-05-03 09:02:56 +0000
committerThomas Gleixner <tglx@linutronix.de>2012-05-05 13:00:24 +0200
commitcf5e6def83fabdf10a05dc5a5981eda1672cb79c (patch)
tree5442dfe76b91afd7c6a0590d462ac883573e125c
parentfe285f523bc13185da6d4c740655b2c27c75cf13 (diff)
downloadop-kernel-dev-cf5e6def83fabdf10a05dc5a5981eda1672cb79c.zip
op-kernel-dev-cf5e6def83fabdf10a05dc5a5981eda1672cb79c.tar.gz
openrisc: 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: Thomas Gleixner <tglx@linutronix.de> Cc: Jonas Bonn <jonas@southpole.se> Link: http://lkml.kernel.org/r/20120503085035.083343435@linutronix.de
-rw-r--r--arch/openrisc/Kconfig1
-rw-r--r--arch/openrisc/Makefile2
-rw-r--r--arch/openrisc/kernel/Makefile2
-rw-r--r--arch/openrisc/kernel/init_task.c42
4 files changed, 3 insertions, 44 deletions
diff --git a/arch/openrisc/Kconfig b/arch/openrisc/Kconfig
index a478719..6d92193 100644
--- a/arch/openrisc/Kconfig
+++ b/arch/openrisc/Kconfig
@@ -17,6 +17,7 @@ config OPENRISC
select GENERIC_IOMAP
select GENERIC_CPU_DEVICES
select GENERIC_ATOMIC64
+ select HAVE_GENERIC_INIT_TASK
config MMU
def_bool y
diff --git a/arch/openrisc/Makefile b/arch/openrisc/Makefile
index 158ae4c..966886c 100644
--- a/arch/openrisc/Makefile
+++ b/arch/openrisc/Makefile
@@ -38,7 +38,7 @@ else
KBUILD_CFLAGS += $(call cc-option,-msoft-div)
endif
-head-y := arch/openrisc/kernel/head.o arch/openrisc/kernel/init_task.o
+head-y := arch/openrisc/kernel/head.o
core-y += arch/openrisc/lib/ \
arch/openrisc/kernel/ \
diff --git a/arch/openrisc/kernel/Makefile b/arch/openrisc/kernel/Makefile
index 9a4c270..e1ee0fa 100644
--- a/arch/openrisc/kernel/Makefile
+++ b/arch/openrisc/kernel/Makefile
@@ -2,7 +2,7 @@
# Makefile for the linux kernel.
#
-extra-y := head.o vmlinux.lds init_task.o
+extra-y := head.o vmlinux.lds
obj-y := setup.o idle.o or32_ksyms.o process.o dma.o \
traps.o time.o irq.o entry.o ptrace.o signal.o sys_or32.o \
diff --git a/arch/openrisc/kernel/init_task.c b/arch/openrisc/kernel/init_task.c
deleted file mode 100644
index ca53408..0000000
--- a/arch/openrisc/kernel/init_task.c
+++ /dev/null
@@ -1,42 +0,0 @@
-/*
- * OpenRISC init_task.c
- *
- * Linux architectural port borrowing liberally from similar works of
- * others. All original copyrights apply as per the original source
- * declaration.
- *
- * Modifications for the OpenRISC architecture:
- * Copyright (C) 2003 Matjaz Breskvar <phoenix@bsemi.com>
- * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- */
-
-#include <linux/init_task.h>
-#include <linux/mqueue.h>
-#include <linux/export.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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