xen: separate out frontend xenbus

Impact: refactor Make a distinct frontend xenbus, in preparation for adding a backend xenbus. Signed-off-by: Ian Campbell <[email protected]> Signed-off-by: Jeremy Fitzhardinge <[email protected]> [corresponds to 2fd433a in git://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen.git with adjustments to reflect changes in the code which is moved] Signed-off-by: Konrad Rzeszutek Wilk <[email protected]>
chewitt · Jan 5, 2011 · 2de06cc · 2de06cc
1 parent cf7d7e5
commit 2de06cc
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Showing 6 changed files with 367 additions and 305 deletions.
diff --git a/drivers/block/Kconfig b/drivers/block/Kconfig
@@ -464,6 +464,7 @@ config XEN_BLKDEV_FRONTEND
 	tristate "Xen virtual block device support"
 	depends on XEN
 	default y
+	select XEN_XENBUS_FRONTEND
 	help
 	  This driver implements the front-end of the Xen virtual
 	  block device driver.  It communicates with a back-end driver

diff --git a/drivers/xen/Kconfig b/drivers/xen/Kconfig
@@ -62,6 +62,9 @@ config XEN_SYS_HYPERVISOR
 	 virtual environment, /sys/hypervisor will still be present,
 	 but will have no xen contents.
 
+config XEN_XENBUS_FRONTEND
+       tristate
+
 config XEN_PLATFORM_PCI
 	tristate "xen platform pci device driver"
 	depends on XEN_PVHVM

diff --git a/drivers/xen/xenbus/Makefile b/drivers/xen/xenbus/Makefile
@@ -5,3 +5,5 @@ xenbus-objs += xenbus_client.o
 xenbus-objs += xenbus_comms.o
 xenbus-objs += xenbus_xs.o
 xenbus-objs += xenbus_probe.o
+
+obj-$(CONFIG_XEN_XENBUS_FRONTEND) += xenbus_probe_frontend.o