X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=kernel%2Fdrivers%2Fvhost%2FKconfig;fp=kernel%2Fdrivers%2Fvhost%2FKconfig;h=533eaf04f12faff85ba90791647c08a1f7a17599;hb=e09b41010ba33a20a87472ee821fa407a5b8da36;hp=017a1e8a8f6fcf4eb092fa48584aef00dddf5f17;hpb=f93b97fd65072de626c074dbe099a1fff05ce060;p=kvmfornfv.git

diff --git a/kernel/drivers/vhost/Kconfig b/kernel/drivers/vhost/Kconfig
index 017a1e8a8..533eaf04f 100644
--- a/kernel/drivers/vhost/Kconfig
+++ b/kernel/drivers/vhost/Kconfig
@@ -32,3 +32,18 @@ config VHOST
 	---help---
 	  This option is selected by any driver which needs to access
 	  the core of vhost.
+
+config VHOST_CROSS_ENDIAN_LEGACY
+	bool "Cross-endian support for vhost"
+	default n
+	---help---
+	  This option allows vhost to support guests with a different byte
+	  ordering from host while using legacy virtio.
+
+	  Userspace programs can control the feature using the
+	  VHOST_SET_VRING_ENDIAN and VHOST_GET_VRING_ENDIAN ioctls.
+
+	  This is only useful on a few platforms (ppc64 and arm64). Since it
+	  adds some overhead, it is disabled by default.
+
+	  If unsure, say "N".