Merge branch 'linus' into perfcounters/core

Conflicts:
	arch/x86/kernel/irqinit.c
	arch/x86/kernel/irqinit_64.c
	arch/x86/kernel/traps.c
	arch/x86/mm/fault.c
	include/linux/sched.h
	kernel/exit.c

1 files changed, 20 insertions, 0 deletions

diff --git a/drivers/xen/Kconfig b/drivers/xen/Kconfig
index 8ac9cddac575..cab100acf983 100644
--- a/drivers/xen/Kconfig
+++ b/drivers/xen/Kconfig
@@ -18,6 +18,16 @@ config XEN_SCRUB_PAGES
           secure, but slightly less efficient.
           If in doubt, say yes.
 
+config XEN_DEV_EVTCHN
+        tristate "Xen /dev/xen/evtchn device"
+        depends on XEN
+        default y
+        help
+          The evtchn driver allows a userspace process to triger event
+          channels and to receive notification of an event channel
+          firing.
+          If in doubt, say yes.
+
 config XENFS
         tristate "Xen filesystem"
         depends on XEN
@@ -41,3 +51,13 @@ config XEN_COMPAT_XENFS
          a xen platform.
          If in doubt, say yes.
 
+config XEN_SYS_HYPERVISOR
+       bool "Create xen entries under /sys/hypervisor"
+       depends on XEN && SYSFS
+       select SYS_HYPERVISOR
+       default y
+       help
+         Create entries under /sys/hypervisor describing the Xen
+         hypervisor environment.  When running native or in another
+         virtual environment, /sys/hypervisor will still be present,
+         but will have no xen contents.
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