xen: Add privcmd device driver
Access to arbitrary hypercalls is currently provided via xenfs. This
adds a standard character device to handle this. The support in xenfs
remains for backward compatibility and uses the device driver code.
Signed-off-by: Bastian Blank <waldi@debian.org>
Acked-by: Ian Campbell <ian.campbell@citrix.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
diff --git a/drivers/xen/Kconfig b/drivers/xen/Kconfig
index 8795480..a1ced52 100644
--- a/drivers/xen/Kconfig
+++ b/drivers/xen/Kconfig
@@ -86,6 +86,7 @@
config XENFS
tristate "Xen filesystem"
+ select XEN_PRIVCMD
default y
help
The xen filesystem provides a way for domains to share
@@ -171,4 +172,10 @@
xen-pciback.hide=(03:00.0)(04:00.0)
If in doubt, say m.
+
+config XEN_PRIVCMD
+ tristate
+ depends on XEN
+ default m
+
endmenu