locking/mutex: Disable optimistic spinning on some architectures

[platform/adaptation/renesas_rcar/renesas_kernel.git] / arch / powerpc / Kconfig

diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index b44b52c..ee3c660 100644 (file)
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -86,6 +86,7 @@ config PPC
        bool
        default y
        select ARCH_MIGHT_HAVE_PC_PARPORT
+       select ARCH_MIGHT_HAVE_PC_SERIO
        select BINFMT_ELF
        select OF
        select OF_EARLY_FLATTREE
@@ -139,6 +140,8 @@ config PPC
        select OLD_SIGACTION if PPC32
        select HAVE_DEBUG_STACKOVERFLOW
        select HAVE_IRQ_EXIT_ON_IRQ_STACK
+       select ARCH_USE_CMPXCHG_LOCKREF if PPC64
+       select ARCH_SUPPORTS_ATOMIC_RMW
 
 config GENERIC_CSUM
        def_bool CPU_LITTLE_ENDIAN
@@ -147,6 +150,10 @@ config EARLY_PRINTK
        bool
        default y
 
+config PANIC_TIMEOUT
+       int
+       default 180
+
 config COMPAT
        bool
        default y if PPC64
@@ -209,9 +216,6 @@ config DEFAULT_UIMAGE
          Used to allow a board to specify it wants a uImage built by default
        default n
 
-config REDBOOT
-       bool
-
 config ARCH_HIBERNATION_POSSIBLE
        bool
        default y
@@ -339,6 +343,8 @@ config PPC_TRANSACTIONAL_MEM
        bool "Transactional Memory support for POWERPC"
        depends on PPC_BOOK3S_64
        depends on SMP
+       select ALTIVEC
+       select VSX
        default n
        ---help---
          Support user-mode Transactional Memory on POWERPC.
@@ -379,6 +385,12 @@ config ARCH_HAS_WALK_MEMORY
 config ARCH_ENABLE_MEMORY_HOTREMOVE
        def_bool y
 
+config PPC64_SUPPORTS_MEMORY_FAILURE
+       bool "Add support for memory hwpoison"
+       depends on PPC_BOOK3S_64
+       default "y" if PPC_POWERNV
+       select ARCH_SUPPORTS_MEMORY_FAILURE
+
 config KEXEC
        bool "kexec system call"
        depends on (PPC_BOOK3S || FSL_BOOKE || (44x && !SMP))
@@ -399,8 +411,7 @@ config KEXEC
 config CRASH_DUMP
        bool "Build a kdump crash kernel"
        depends on PPC64 || 6xx || FSL_BOOKE || (44x && !SMP)
-       select RELOCATABLE if PPC64 || 44x
-       select DYNAMIC_MEMSTART if FSL_BOOKE
+       select RELOCATABLE if (PPC64 && !COMPILE_TEST) || 44x || FSL_BOOKE
        help
          Build a kernel suitable for use as a kdump capture kernel.
          The same kernel binary can be used as production kernel and dump
@@ -524,6 +535,7 @@ config PPC_16K_PAGES
 
 config PPC_64K_PAGES
        bool "64k page size" if 44x || PPC_STD_MMU_64 || PPC_BOOK3E_64
+       depends on !PPC_FSL_BOOK3E
        select PPC_HAS_HASH_64K if PPC_STD_MMU_64
 
 config PPC_256K_PAGES
@@ -790,7 +802,7 @@ config HAS_RAPIDIO
        default n
 
 config RAPIDIO
-       bool "RapidIO support"
+       tristate "RapidIO support"
        depends on HAS_RAPIDIO || PCI
        help
          If you say Y here, the kernel will include drivers and
@@ -798,7 +810,7 @@ config RAPIDIO
 
 config FSL_RIO
        bool "Freescale Embedded SRIO Controller support"
-       depends on RAPIDIO && HAS_RAPIDIO
+       depends on RAPIDIO = y && HAS_RAPIDIO
        default "n"
        ---help---
          Include support for RapidIO controller on Freescale embedded
@@ -881,7 +893,7 @@ config DYNAMIC_MEMSTART
 
 config RELOCATABLE
        bool "Build a relocatable kernel"
-       depends on ADVANCED_OPTIONS && FLATMEM && 44x
+       depends on ADVANCED_OPTIONS && FLATMEM && (44x || FSL_BOOKE)
        select NONSTATIC_KERNEL
        help
          This builds a kernel image that is capable of running at the
@@ -989,6 +1001,7 @@ endmenu
 if PPC64
 config RELOCATABLE
        bool "Build a relocatable kernel"
+       depends on !COMPILE_TEST
        select NONSTATIC_KERNEL
        help
          This builds a kernel image that is capable of running anywhere
@@ -1037,11 +1050,6 @@ config KEYS_COMPAT
 
 source "crypto/Kconfig"
 
-config PPC_CLOCK
-       bool
-       default n
-       select HAVE_CLK
-
 config PPC_LIB_RHEAP
        bool