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authorThomas Gleixner <tglx@linutronix.de>2012-05-03 09:02:59 +0000
committerThomas Gleixner <tglx@linutronix.de>2012-05-05 13:00:25 +0200
commit41fe22f6553d1384fbef20b195b8c61ed6e768a1 (patch)
tree703202f745843e4b0a7943952ef8f8a7f6d45def
parent842d7b1ccaefb6668cad193dcc894959ad756f3f (diff)
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sh: 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> Acked-by: Paul Mundt <lethal@linux-sh.org> Link: http://lkml.kernel.org/r/20120503085035.398257169@linutronix.de
-rw-r--r--arch/sh/Kconfig1
-rw-r--r--arch/sh/Makefile2
-rw-r--r--arch/sh/kernel/Makefile2
-rw-r--r--arch/sh/kernel/init_task.c30
4 files changed, 3 insertions, 32 deletions
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 244cfd0dbb7b..a0cd70be8656 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -29,6 +29,7 @@ config SUPERH
select GENERIC_ATOMIC64
select GENERIC_IRQ_SHOW
select GENERIC_SMP_IDLE_THREAD
+ select HAVE_GENERIC_INIT_TASK
help
The SuperH is a RISC processor targeted for use in embedded systems
and consumer electronics; it was also used in the Sega Dreamcast
diff --git a/arch/sh/Makefile b/arch/sh/Makefile
index 3fc0f413777c..e14a676a0c7d 100644
--- a/arch/sh/Makefile
+++ b/arch/sh/Makefile
@@ -124,7 +124,7 @@ endif
export ld-bfd BITS
-head-y := arch/sh/kernel/init_task.o arch/sh/kernel/head_$(BITS).o
+head-y := arch/sh/kernel/head_$(BITS).o
core-y += arch/sh/kernel/ arch/sh/mm/ arch/sh/boards/
core-$(CONFIG_SH_FPU_EMU) += arch/sh/math-emu/
diff --git a/arch/sh/kernel/Makefile b/arch/sh/kernel/Makefile
index 77f7ae1d4647..88571ff8eeec 100644
--- a/arch/sh/kernel/Makefile
+++ b/arch/sh/kernel/Makefile
@@ -2,7 +2,7 @@
# Makefile for the Linux/SuperH kernel.
#
-extra-y := head_$(BITS).o init_task.o vmlinux.lds
+extra-y := head_$(BITS).o vmlinux.lds
ifdef CONFIG_FUNCTION_TRACER
# Do not profile debug and lowlevel utilities
diff --git a/arch/sh/kernel/init_task.c b/arch/sh/kernel/init_task.c
deleted file mode 100644
index 11f2ea556a6b..000000000000
--- a/arch/sh/kernel/init_task.c
+++ /dev/null
@@ -1,30 +0,0 @@
-#include <linux/mm.h>
-#include <linux/module.h>
-#include <linux/sched.h>
-#include <linux/init_task.h>
-#include <linux/mqueue.h>
-#include <linux/fs.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);
-struct pt_regs fake_swapper_regs;
-/*
- * 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) };
-
-/*
- * 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);