Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394...

[linux-2.6] / arch / s390 / Kconfig

diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 098c62c29f9c3cda9b4292da5790ae1265be259d..f6a68e178fc52952f31e4e95e7123af44252a919 100644 (file)
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -3,6 +3,10 @@
 # see Documentation/kbuild/kconfig-language.txt.
 #
 
+config SCHED_MC
+       def_bool y
+       depends on SMP
+
 config MMU
        def_bool y
 
@@ -16,6 +20,9 @@ config LOCKDEP_SUPPORT
 config STACKTRACE_SUPPORT
        def_bool y
 
+config HAVE_LATENCYTOP_SUPPORT
+       def_bool y
+
 config RWSEM_GENERIC_SPINLOCK
        bool
 
@@ -36,6 +43,9 @@ config GENERIC_HWEIGHT
 config GENERIC_TIME
        def_bool y
 
+config GENERIC_CLOCKEVENTS
+       def_bool y
+
 config GENERIC_BUG
        bool
        depends on BUG
@@ -47,10 +57,18 @@ config NO_IOMEM
 config NO_DMA
        def_bool y
 
+config GENERIC_LOCKBREAK
+       bool
+       default y
+       depends on SMP && PREEMPT
+
 mainmenu "Linux Kernel Configuration"
 
 config S390
        def_bool y
+       select HAVE_OPROFILE
+       select HAVE_KPROBES
+       select HAVE_KRETPROBES
 
 source "init/Kconfig"
 
@@ -58,6 +76,8 @@ menu "Base setup"
 
 comment "Processor type and features"
 
+source "kernel/time/Kconfig"
+
 config 64BIT
        bool "64 bit kernel"
        help
@@ -81,8 +101,8 @@ config SMP
          singleprocessor machines. On a singleprocessor machine, the kernel
          will run faster if you say N here.
 
-         See also the <file:Documentation/smp.txt> and the SMP-HOWTO
-         available at <http://www.tldp.org/docs.html#howto>.
+         See also the SMP-HOWTO available at
+         <http://www.tldp.org/docs.html#howto>.
 
          Even if you don't know what to do here, say Y.
 
@@ -90,7 +110,8 @@ config NR_CPUS
        int "Maximum number of CPUs (2-64)"
        range 2 64
        depends on SMP
-       default "32"
+       default "32" if !64BIT
+       default "64" if 64BIT
        help
          This allows you to specify the maximum number of CPUs which this
          kernel will support.  The maximum supported value is 64 and the
@@ -109,10 +130,6 @@ config HOTPLUG_CPU
          can be controlled through /sys/devices/system/cpu/cpu#.
          Say N if you want to disable CPU hotplug.
 
-config DEFAULT_MIGRATION_COST
-       int
-       default "1000000"
-
 config MATHEMU
        bool "IEEE FPU emulation"
        depends on MARCH_G5
@@ -280,9 +297,6 @@ source "kernel/Kconfig.preempt"
 
 source "mm/Kconfig"
 
-config HOLES_IN_ZONE
-       def_bool y
-
 comment "I/O subsystem configuration"
 
 config MACHCHK_WARNING
@@ -296,10 +310,7 @@ config QDIO
        tristate "QDIO support"
        ---help---
          This driver provides the Queued Direct I/O base support for
-         IBM mainframes.
-
-         For details please refer to the documentation provided by IBM at
-         <http://www10.software.ibm.com/developerworks/opensource/linux390>
+         IBM System z.
 
          To compile this driver as a module, choose M here: the
          module will be called qdio.
@@ -346,6 +357,10 @@ endchoice
 
 source "fs/Kconfig.binfmt"
 
+config FORCE_MAX_ZONEORDER
+       int
+       default "9"
+
 config PROCESS_DEBUG
        bool "Show crashed user process info"
        help
@@ -477,25 +492,6 @@ config APPLDATA_NET_SUM
 
 source kernel/Kconfig.hz
 
-config NO_IDLE_HZ
-       bool "No HZ timer ticks in idle"
-       help
-         Switches the regular HZ timer off when the system is going idle.
-         This helps z/VM to detect that the Linux system is idle. VM can
-         then "swap-out" this guest which reduces memory usage. It also
-         reduces the overhead of idle systems.
-
-         The HZ timer can be switched on/off via /proc/sys/kernel/hz_timer.
-         hz_timer=0 means HZ timer is disabled. hz_timer=1 means HZ
-         timer is active.
-
-config NO_IDLE_HZ_INIT
-       bool "HZ timer in idle off by default"
-       depends on NO_IDLE_HZ
-       help
-         The HZ timer is switched off in idle by default. That means the
-         HZ timer is already disabled at boot time.
-
 config S390_HYPFS_FS
        bool "s390 hypervisor file system support"
        select SYS_HYPERVISOR
@@ -517,7 +513,7 @@ config ZFCPDUMP
        default n
        help
          Select this option if you want to build an zfcpdump enabled kernel.
-         Refer to "Documentation/s390/zfcpdump.txt" for more details on this.
+         Refer to <file:Documentation/s390/zfcpdump.txt> for more details on this.
 
 endmenu
 
@@ -533,22 +529,6 @@ source "drivers/Kconfig"
 
 source "fs/Kconfig"
 
-menu "Instrumentation Support"
-
-source "arch/s390/oprofile/Kconfig"
-
-config KPROBES
-       bool "Kprobes (EXPERIMENTAL)"
-       depends on EXPERIMENTAL && MODULES
-       help
-         Kprobes allows you to trap at almost any kernel address and
-         execute a callback function.  register_kprobe() establishes
-         a probepoint and specifies the callback.  Kprobes is useful
-         for kernel debugging, non-intrusive instrumentation and testing.
-         If in doubt, say "N".
-
-endmenu
-
 source "arch/s390/Kconfig.debug"
 
 source "security/Kconfig"