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authorIan Campbell <ian.campbell@citrix.com>2009-02-07 06:21:19 +0300
committerJeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>2009-03-30 20:26:49 +0400
commitf7116284c734f3a47180cd9c907944a1837ccb3c (patch)
tree320ce180a59a411ebbcbe08e6490a7fd672ad232 /drivers/xen/Kconfig
parentd4c045364d3107603187f21a56ec231e74d26441 (diff)
downloadlinux-f7116284c734f3a47180cd9c907944a1837ccb3c.tar.xz
xen: add /dev/xen/evtchn driver
This driver is used by application which wish to receive notifications from the hypervisor or other guests via Xen's event channel mechanism. In particular it is used by the xenstore daemon in domain 0. Signed-off-by: Ian Campbell <ian.campbell@citrix.com> Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Diffstat (limited to 'drivers/xen/Kconfig')
-rw-r--r--drivers/xen/Kconfig10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/xen/Kconfig b/drivers/xen/Kconfig
index 526187c8a12d..1bbb9108f31e 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