[Xen-devel] [PATCH 18/18] xen: introduce a Kconfig option to enable the pvcalls backend

[Stefano Stabellini <sstabellini@xxxxxxxxxx>]

Also add pvcalls-back to the Makefile.

Signed-off-by: Stefano Stabellini <stefano@xxxxxxxxxxx>
CC: boris.ostrovsky@xxxxxxxxxx
CC: jgross@xxxxxxxx
---
 drivers/xen/Kconfig  | 12 ++++++++++++
 drivers/xen/Makefile |  1 +
 2 files changed, 13 insertions(+)

diff --git a/drivers/xen/Kconfig b/drivers/xen/Kconfig
index f15bb3b7..bbdf059 100644
--- a/drivers/xen/Kconfig
+++ b/drivers/xen/Kconfig
@@ -196,6 +196,18 @@ config XEN_PCIDEV_BACKEND
 
          If in doubt, say m.
 
+config XEN_PVCALLS_BACKEND
+       bool "XEN PV Calls backend driver"
+       depends on INET && XEN
+       default n
+       help
+         Experimental backend for the Xen PV Calls protocol
+         (https://xenbits.xen.org/docs/unstable/misc/pvcalls.html). It
+         allows PV Calls frontends to send POSIX calls to the backend,
+         which implements them.
+
+         If in doubt, say n.
+
 config XEN_SCSI_BACKEND
        tristate "XEN SCSI backend driver"
        depends on XEN && XEN_BACKEND && TARGET_CORE
diff --git a/drivers/xen/Makefile b/drivers/xen/Makefile
index 8feab810..480b928 100644
--- a/drivers/xen/Makefile
+++ b/drivers/xen/Makefile
@@ -38,6 +38,7 @@ obj-$(CONFIG_XEN_ACPI_PROCESSOR)      += xen-acpi-processor.o
 obj-$(CONFIG_XEN_EFI)                  += efi.o
 obj-$(CONFIG_XEN_SCSI_BACKEND)         += xen-scsiback.o
 obj-$(CONFIG_XEN_AUTO_XLATE)           += xlate_mmu.o
+obj-$(CONFIG_XEN_PVCALLS_BACKEND)      += pvcalls-back.o
 xen-evtchn-y                           := evtchn.o
 xen-gntdev-y                           := gntdev.o
 xen-gntalloc-y                         := gntalloc.o
-- 
1.9.1


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