init_task: Replace CONFIG_HAVE_GENERIC_INIT_TASK

Now that all archs except ia64 are converted, replace the config and
let the ia64 select CONFIG_ARCH_INIT_TASK

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/20120503085035.867948914@linutronix.de

29 files changed, 7 insertions, 28 deletions

diff --git a/arch/Kconfig b/arch/Kconfig
index 2dd8fdd7ea9..597b132b390 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -148,7 +148,8 @@ config USE_GENERIC_SMP_HELPERS
 config GENERIC_SMP_IDLE_THREAD
        bool
 
-config HAVE_GENERIC_INIT_TASK
+# Select if arch init_task initializer is different to init/init_task.c
+config ARCH_INIT_TASK
        bool
 
 config HAVE_REGS_AND_STACK_ACCESS_API
diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig
index 74d000480b6..991b8bbff4f 100644
--- a/arch/alpha/Kconfig
+++ b/arch/alpha/Kconfig
@@ -16,7 +16,6 @@ config ALPHA
 	select ARCH_WANT_OPTIONAL_GPIOLIB
 	select ARCH_HAVE_NMI_SAFE_CMPXCHG
 	select GENERIC_SMP_IDLE_THREAD
-	select HAVE_GENERIC_INIT_TASK
 	help
 	  The Alpha is a 64-bit general-purpose processor designed and
 	  marketed by the Digital Equipment Corporation of blessed memory,
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 8b365353a10..cb253ce218a 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -35,7 +35,6 @@ config ARM
 	select GENERIC_PCI_IOMAP
 	select HAVE_BPF_JIT if NET
 	select GENERIC_SMP_IDLE_THREAD
-	select HAVE_GENERIC_INIT_TASK
 	help
 	  The ARM series is a line of low-power-consumption RISC chip designs
 	  licensed by ARM Ltd and targeted at embedded applications and
diff --git a/arch/avr32/Kconfig b/arch/avr32/Kconfig
index f4289ca78b5..3dea7231f63 100644
--- a/arch/avr32/Kconfig
+++ b/arch/avr32/Kconfig
@@ -12,7 +12,6 @@ config AVR32
 	select HARDIRQS_SW_RESEND
 	select GENERIC_IRQ_SHOW
 	select ARCH_HAVE_NMI_SAFE_CMPXCHG
-	select HAVE_GENERIC_INIT_TASK
 	help
 	  AVR32 is a high-performance 32-bit RISC microprocessor core,
 	  designed for cost-sensitive embedded applications, with particular
diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig
index 8570d6e2180..779b9c846fd 100644
--- a/arch/blackfin/Kconfig
+++ b/arch/blackfin/Kconfig
@@ -38,7 +38,6 @@ 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/c6x/Kconfig b/arch/c6x/Kconfig
index 4189fb52d51..1c3ccd416d5 100644
--- a/arch/c6x/Kconfig
+++ b/arch/c6x/Kconfig
@@ -10,7 +10,6 @@ config TMS320C6X
 	select HAVE_ARCH_TRACEHOOK
 	select HAVE_DMA_API_DEBUG
 	select HAVE_GENERIC_HARDIRQS
-	select HAVE_GENERIC_INIT_TASK
 	select HAVE_MEMBLOCK
 	select SPARSE_IRQ
 	select IRQ_DOMAIN
diff --git a/arch/cris/Kconfig b/arch/cris/Kconfig
index 15e30a771a7..2995035812e 100644
--- a/arch/cris/Kconfig
+++ b/arch/cris/Kconfig
@@ -50,7 +50,6 @@ config CRIS
 	select GENERIC_IRQ_SHOW
 	select GENERIC_IOMAP
 	select GENERIC_SMP_IDLE_THREAD if ETRAX_ARCH_V32
-	select HAVE_GENERIC_INIT_TASK
 
 config HZ
 	int
diff --git a/arch/frv/Kconfig b/arch/frv/Kconfig
index ed6dbd290c4..a685910d2d5 100644
--- a/arch/frv/Kconfig
+++ b/arch/frv/Kconfig
@@ -9,7 +9,6 @@ config FRV
 	select GENERIC_IRQ_SHOW
 	select ARCH_HAVE_NMI_SAFE_CMPXCHG
 	select GENERIC_CPU_DEVICES
-	select HAVE_GENERIC_INIT_TASK
 
 config ZONE_DMA
 	bool
diff --git a/arch/h8300/Kconfig b/arch/h8300/Kconfig
index 5fac425aece..56e890df505 100644
--- a/arch/h8300/Kconfig
+++ b/arch/h8300/Kconfig
@@ -5,7 +5,6 @@ config H8300
 	select HAVE_GENERIC_HARDIRQS
 	select GENERIC_IRQ_SHOW
 	select GENERIC_CPU_DEVICES
-	select HAVE_GENERIC_INIT_TASK
 
 config SYMBOL_PREFIX
 	string
diff --git a/arch/hexagon/Kconfig b/arch/hexagon/Kconfig
index 6ee5488ed30..d2e4a333033 100644
--- a/arch/hexagon/Kconfig
+++ b/arch/hexagon/Kconfig
@@ -28,7 +28,6 @@ config HEXAGON
 	select NO_IOPORT
 	select GENERIC_IOMAP
 	select GENERIC_SMP_IDLE_THREAD
-	select HAVE_GENERIC_INIT_TASK
 	# mostly generic routines, with some accelerated ones
 	---help---
 	  Qualcomm Hexagon is a processor architecture designed for high
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index 11975475516..022ea3a9d1a 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -34,6 +34,7 @@ config IA64
 	select ARCH_HAVE_NMI_SAFE_CMPXCHG
 	select GENERIC_IOMAP
 	select GENERIC_SMP_IDLE_THREAD
+	select ARCH_INIT_TASK
 	default y
 	help
 	  The Itanium Processor Family is Intel's 64-bit successor to
diff --git a/arch/m32r/Kconfig b/arch/m32r/Kconfig
index 8b8bd7fa148..ef80a6546ff 100644
--- a/arch/m32r/Kconfig
+++ b/arch/m32r/Kconfig
@@ -11,7 +11,6 @@ config M32R
 	select GENERIC_IRQ_PROBE
 	select GENERIC_IRQ_SHOW
 	select GENERIC_ATOMIC64
-	select HAVE_GENERIC_INIT_TASK
 
 config SBUS
 	bool
diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig
index 1891127c7db..d318c606c88 100644
--- a/arch/m68k/Kconfig
+++ b/arch/m68k/Kconfig
@@ -8,7 +8,6 @@ config M68K
 	select ARCH_HAVE_NMI_SAFE_CMPXCHG if RMW_INSNS
 	select GENERIC_CPU_DEVICES
 	select FPU if MMU
-	select HAVE_GENERIC_INIT_TASK
 
 config RWSEM_GENERIC_SPINLOCK
 	bool
diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig
index 21ccba6a05f..ac22dc7f4ca 100644
--- a/arch/microblaze/Kconfig
+++ b/arch/microblaze/Kconfig
@@ -22,7 +22,6 @@ config MICROBLAZE
 	select GENERIC_PCI_IOMAP
 	select GENERIC_CPU_DEVICES
 	select GENERIC_ATOMIC64
-	select HAVE_GENERIC_INIT_TASK
 
 config SWAP
 	def_bool n
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index d6c78901e5f..186fc8cf9ee 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -30,7 +30,6 @@ config MIPS
 	select HAVE_MEMBLOCK_NODE_MAP
 	select ARCH_DISCARD_MEMBLOCK
 	select GENERIC_SMP_IDLE_THREAD
-	select HAVE_GENERIC_INIT_TASK
 
 menu "Machine selection"
 
diff --git a/arch/mn10300/Kconfig b/arch/mn10300/Kconfig
index d28b6eb1b12..3aa3de01715 100644
--- a/arch/mn10300/Kconfig
+++ b/arch/mn10300/Kconfig
@@ -6,7 +6,6 @@ config MN10300
 	select HAVE_ARCH_TRACEHOOK
 	select HAVE_ARCH_KGDB
 	select HAVE_NMI_WATCHDOG if MN10300_WD_TIMER
-	select HAVE_GENERIC_INIT_TASK
 
 config AM33_2
 	def_bool n
diff --git a/arch/openrisc/Kconfig b/arch/openrisc/Kconfig
index 6d921936f4a..a4787197d8f 100644
--- a/arch/openrisc/Kconfig
+++ b/arch/openrisc/Kconfig
@@ -17,7 +17,6 @@ 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/parisc/Kconfig b/arch/parisc/Kconfig
index 4c6ca0de90c..ddb8b24b823 100644
--- a/arch/parisc/Kconfig
+++ b/arch/parisc/Kconfig
@@ -18,7 +18,6 @@ config PARISC
 	select IRQ_PER_CPU
 	select ARCH_HAVE_NMI_SAFE_CMPXCHG
 	select GENERIC_SMP_IDLE_THREAD
-	select HAVE_GENERIC_INIT_TASK
 
 	help
 	  The PA-RISC microprocessor is designed by Hewlett-Packard and used
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 946e8816ecd..c8155350836 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -145,7 +145,6 @@ config PPC
 	select HAVE_ARCH_JUMP_LABEL
 	select ARCH_HAVE_NMI_SAFE_CMPXCHG
 	select GENERIC_SMP_IDLE_THREAD
-	select HAVE_GENERIC_INIT_TASK
 
 config EARLY_PRINTK
 	bool
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 6c0eb214ab2..15cab3ee44e 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -123,7 +123,6 @@ 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
diff --git a/arch/score/Kconfig b/arch/score/Kconfig
index c760bccfad4..4b285779ac0 100644
--- a/arch/score/Kconfig
+++ b/arch/score/Kconfig
@@ -9,7 +9,6 @@ config SCORE
        select HAVE_MEMBLOCK_NODE_MAP
        select ARCH_DISCARD_MEMBLOCK
        select GENERIC_CPU_DEVICES
-       select HAVE_GENERIC_INIT_TASK
 
 choice
 	prompt "System type"
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index a0cd70be865..244cfd0dbb7 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -29,7 +29,6 @@ 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/sparc/Kconfig b/arch/sparc/Kconfig
index 99aad7cd007..e417f35d591 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -31,7 +31,6 @@ config SPARC
 	select GENERIC_PCI_IOMAP
 	select HAVE_NMI_WATCHDOG if SPARC64
 	select GENERIC_SMP_IDLE_THREAD
-	select HAVE_GENERIC_INIT_TASK
 
 config SPARC32
 	def_bool !64BIT
diff --git a/arch/tile/Kconfig b/arch/tile/Kconfig
index 4fa3ff5a7bc..96033e2d684 100644
--- a/arch/tile/Kconfig
+++ b/arch/tile/Kconfig
@@ -13,7 +13,6 @@ config TILE
 	select GENERIC_IRQ_SHOW
 	select SYS_HYPERVISOR
 	select ARCH_HAVE_NMI_SAFE_CMPXCHG
-	select HAVE_GENERIC_INIT_TASK
 
 # FIXME: investigate whether we need/want these options.
 #	select HAVE_IOREMAP_PROT
diff --git a/arch/um/Kconfig.common b/arch/um/Kconfig.common
index f03473cf86d..20a49ba93cb 100644
--- a/arch/um/Kconfig.common
+++ b/arch/um/Kconfig.common
@@ -10,7 +10,6 @@ config UML
 	select GENERIC_IRQ_SHOW
 	select GENERIC_CPU_DEVICES
 	select GENERIC_IO
-	select HAVE_GENERIC_INIT_TASK
 
 config MMU
 	bool
diff --git a/arch/unicore32/Kconfig b/arch/unicore32/Kconfig
index e24ca398120..eeb8054c7cd 100644
--- a/arch/unicore32/Kconfig
+++ b/arch/unicore32/Kconfig
@@ -13,7 +13,6 @@ 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
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 22469593840..046bf4bd251 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -83,7 +83,6 @@ config X86
 	select GENERIC_IOMAP
 	select DCACHE_WORD_ACCESS if !DEBUG_PAGEALLOC
 	select GENERIC_SMP_IDLE_THREAD
-	select HAVE_GENERIC_INIT_TASK
 
 config INSTRUCTION_DECODER
 	def_bool (KPROBES || PERF_EVENTS)
diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig
index d0ab5bb0d58..8a3f8351f43 100644
--- a/arch/xtensa/Kconfig
+++ b/arch/xtensa/Kconfig
@@ -10,7 +10,6 @@ config XTENSA
 	select HAVE_GENERIC_HARDIRQS
 	select GENERIC_IRQ_SHOW
 	select GENERIC_CPU_DEVICES
-	select HAVE_GENERIC_INIT_TASK
 	help
 	  Xtensa processors are 32-bit RISC machines designed by Tensilica
 	  primarily for embedded systems.  These processors are both
diff --git a/init/Makefile b/init/Makefile
index c55eac955cd..7bc47ee31c3 100644
--- a/init/Makefile
+++ b/init/Makefile
@@ -9,7 +9,10 @@ else
 obj-$(CONFIG_BLK_DEV_INITRD)   += initramfs.o
 endif
 obj-$(CONFIG_GENERIC_CALIBRATE_DELAY) += calibrate.o
-obj-$(CONFIG_HAVE_GENERIC_INIT_TASK) += init_task.o
+
+ifneq ($(CONFIG_ARCH_INIT_TASK),y)
+obj-y                          += init_task.o
+endif
 
 mounts-y			:= do_mounts.o
 mounts-$(CONFIG_BLK_DEV_RAM)	+= do_mounts_rd.o