[PATCH] LOG2: Implement a general integer log2 facility in the kernel

[powerpc.git] / arch / s390 / Kconfig

diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index f900a51..45e47bf 100644 (file)
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -22,6 +22,14 @@ config RWSEM_XCHGADD_ALGORITHM
        bool
        default y
 
+config ARCH_HAS_ILOG2_U32
+       bool
+       default n
+
+config ARCH_HAS_ILOG2_U64
+       bool
+       default n
+
 config GENERIC_HWEIGHT
        bool
        default y
@@ -30,8 +38,8 @@ config GENERIC_CALIBRATE_DELAY
        bool
        default y
 
-config GENERIC_BUST_SPINLOCK
-       bool
+config GENERIC_TIME
+       def_bool y
 
 mainmenu "Linux Kernel Configuration"
 
@@ -178,7 +186,7 @@ config PACK_STACK
 
 config SMALL_STACK
        bool "Use 4kb/8kb for kernel stack instead of 8kb/16kb"
-       depends on PACK_STACK
+       depends on PACK_STACK && !LOCKDEP
        help
          If you say Y here and the compiler supports the -mkernel-backchain
          option the kernel will use a smaller kernel stack size. For 31 bit