Merge branch 'xen-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen

[linux-2.6] / arch / i386 / Kconfig

diff --git a/arch/i386/Kconfig b/arch/i386/Kconfig
index 6bbbc2755e440756b23410f8ee6c01ac08cc5ada..7a95c58947e42043f96580024b307e5ef7efcbcc 100644 (file)
--- a/arch/i386/Kconfig
+++ b/arch/i386/Kconfig
@@ -214,6 +214,17 @@ config X86_ES7000
 
 endchoice
 
+config SCHED_NO_NO_OMIT_FRAME_POINTER
+       bool "Single-depth WCHAN output"
+       default y
+       help
+         Calculate simpler /proc/<PID>/wchan values. If this option
+         is disabled then wchan values will recurse back to the
+         caller function. This provides more accurate wchan values,
+         at the expense of slightly more scheduling overhead.
+
+         If in doubt, say "Y".
+
 config PARAVIRT
        bool "Paravirtualization support (EXPERIMENTAL)"
        depends on EXPERIMENTAL
@@ -820,12 +831,13 @@ config CRASH_DUMP
        depends on HIGHMEM
        help
          Generate crash dump after being started by kexec.
-          This should be normally only set in special crash dump kernels
+         This should be normally only set in special crash dump kernels
          which are loaded in the main kernel with kexec-tools into
          a specially reserved region and then later executed after
          a crash by kdump/kexec. The crash dump kernel must be compiled
-          to a memory address not used by the main kernel or BIOS using
-          PHYSICAL_START.
+         to a memory address not used by the main kernel or BIOS using
+         PHYSICAL_START, or it must be built as a relocatable image
+         (CONFIG_RELOCATABLE=y).
          For more details see Documentation/kdump/kdump.txt
 
 config PHYSICAL_START
@@ -871,17 +883,17 @@ config PHYSICAL_START
          Don't change this unless you know what you are doing.
 
 config RELOCATABLE
-       bool "Build a relocatable kernel(EXPERIMENTAL)"
+       bool "Build a relocatable kernel (EXPERIMENTAL)"
        depends on EXPERIMENTAL
        help
          This builds a kernel image that retains relocation information
-          so it can be loaded someplace besides the default 1MB.
+         so it can be loaded someplace besides the default 1MB.
          The relocations tend to make the kernel binary about 10% larger,
-          but are discarded at runtime.
+         but are discarded at runtime.
 
          One use is for the kexec on panic case where the recovery kernel
-          must live at a different physical address than the primary
-          kernel.
+         must live at a different physical address than the primary
+         kernel.
 
 config PHYSICAL_ALIGN
        hex "Alignment value to which kernel should be aligned"
@@ -1137,6 +1149,11 @@ config PCI_MMCONFIG
        depends on PCI && ACPI && (PCI_GOMMCONFIG || PCI_GOANY)
        default y
 
+config PCI_DOMAINS
+       bool
+       depends on PCI
+       default y
+
 source "drivers/pci/pcie/Kconfig"
 
 source "drivers/pci/Kconfig"
@@ -1240,7 +1257,6 @@ source "fs/Kconfig"
 
 menuconfig INSTRUMENTATION
        bool "Instrumentation Support"
-       depends on EXPERIMENTAL
        default y
        ---help---
          Say Y here to get to see options related to performance measurement,