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authorThomas Gleixner <tglx@linutronix.de>2012-05-03 09:02:51 +0000
committerThomas Gleixner <tglx@linutronix.de>2012-05-05 13:00:22 +0200
commit6e3e84499a84cd37fd72f1d920aa8ac7f3502cd4 (patch)
tree77b7a71896649c1c4657df58ce967032d762c049 /arch/blackfin
parent29b2501bd8bb55822dcdd0b1ad82fe44d44eaa73 (diff)
blackfin: 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: Mike Frysinger <vapier@gentoo.org> Link: http://lkml.kernel.org/r/20120503085034.350246420@linutronix.de
Diffstat (limited to 'arch/blackfin')
-rw-r--r--arch/blackfin/Kconfig1
-rw-r--r--arch/blackfin/Makefile2
-rw-r--r--arch/blackfin/kernel/Makefile2
-rw-r--r--arch/blackfin/kernel/init_task.c32
4 files changed, 2 insertions, 35 deletions
diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig
index 779b9c846fd7..8570d6e21807 100644
--- a/arch/blackfin/Kconfig
+++ b/arch/blackfin/Kconfig
@@ -38,6 +38,7 @@ config BLACKFIN
select IRQ_PER_CPU if SMP
select HAVE_NMI_WATCHDOG if NMI_WATCHDOG
select GENERIC_SMP_IDLE_THREAD
+ select HAVE_GENERIC_INIT_TASK
config GENERIC_CSUM
def_bool y
diff --git a/arch/blackfin/Makefile b/arch/blackfin/Makefile
index 46f42b2066e5..290949679cec 100644
--- a/arch/blackfin/Makefile
+++ b/arch/blackfin/Makefile
@@ -107,8 +107,6 @@ KBUILD_AFLAGS += -mcpu=$(CPU_REV)
CHECKFLAGS_SILICON = $(shell echo "" | $(CPP) $(KBUILD_CFLAGS) -dD - 2>/dev/null | awk '$$2 == "__SILICON_REVISION__" { print $$3 }')
CHECKFLAGS += -D__SILICON_REVISION__=$(CHECKFLAGS_SILICON) -D__bfin__
-head-y := arch/$(ARCH)/kernel/init_task.o
-
core-y += arch/$(ARCH)/kernel/ arch/$(ARCH)/mm/ arch/$(ARCH)/mach-common/
# If we have a machine-specific directory, then include it in the build.
diff --git a/arch/blackfin/kernel/Makefile b/arch/blackfin/kernel/Makefile
index 9a0d6d706443..08e6625106be 100644
--- a/arch/blackfin/kernel/Makefile
+++ b/arch/blackfin/kernel/Makefile
@@ -2,7 +2,7 @@
# arch/blackfin/kernel/Makefile
#
-extra-y := init_task.o vmlinux.lds
+extra-y := vmlinux.lds
obj-y := \
entry.o process.o bfin_ksyms.o ptrace.o setup.o signal.o \
diff --git a/arch/blackfin/kernel/init_task.c b/arch/blackfin/kernel/init_task.c
deleted file mode 100644
index d3970e8acd1a..000000000000
--- a/arch/blackfin/kernel/init_task.c
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * Copyright 2004-2009 Analog Devices Inc.
- *
- * Licensed under the GPL-2 or later
- */
-
-#include <linux/mm.h>
-#include <linux/module.h>
-#include <linux/init_task.h>
-#include <linux/mqueue.h>
-#include <linux/fs.h>
-
-static struct signal_struct init_signals = INIT_SIGNALS(init_signals);
-static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
-/*
- * 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);
-
-/*
- * 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)};