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-rw-r--r--drivers/xen/Kconfig7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/xen/Kconfig b/drivers/xen/Kconfig
index d5d7c402b651..d43153fec18e 100644
--- a/drivers/xen/Kconfig
+++ b/drivers/xen/Kconfig
@@ -269,6 +269,13 @@ config XEN_PRIVCMD
disaggregated Xen setups this driver might be needed for other
domains, too.
+config XEN_PRIVCMD_IRQFD
+ bool "Xen irqfd support"
+ depends on XEN_PRIVCMD && XEN_VIRTIO && EVENTFD
+ help
+ Using the irqfd mechanism a virtio backend running in a daemon can
+ speed up interrupt injection into a guest.
+
config XEN_ACPI_PROCESSOR
tristate "Xen ACPI processor"
depends on XEN && XEN_PV_DOM0 && X86 && ACPI_PROCESSOR && CPU_FREQ