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[Qemu-devel] [PULL 2/8] libvhost-user: add PROTOCOL_F_CONFIG if {set, ge


From: Gerd Hoffmann
Subject: [Qemu-devel] [PULL 2/8] libvhost-user: add PROTOCOL_F_CONFIG if {set, get}_config
Date: Fri, 10 May 2019 16:00:57 +0200

From: Marc-André Lureau <address@hidden>

Add the config protocol feature bit if the set_config & get_config
callbacks are implemented.

Signed-off-by: Marc-André Lureau <address@hidden>
Message-id: address@hidden
Signed-off-by: Gerd Hoffmann <address@hidden>
---
 contrib/libvhost-user/libvhost-user.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/contrib/libvhost-user/libvhost-user.c 
b/contrib/libvhost-user/libvhost-user.c
index dcf4a969f238..74d42177c5c8 100644
--- a/contrib/libvhost-user/libvhost-user.c
+++ b/contrib/libvhost-user/libvhost-user.c
@@ -1157,6 +1157,10 @@ vu_get_protocol_features_exec(VuDev *dev, VhostUserMsg 
*vmsg)
         features |= 1ULL << VHOST_USER_PROTOCOL_F_PAGEFAULT;
     }
 
+    if (dev->iface->get_config && dev->iface->set_config) {
+        features |= 1ULL << VHOST_USER_PROTOCOL_F_CONFIG;
+    }
+
     if (dev->iface->get_protocol_features) {
         features |= dev->iface->get_protocol_features(dev);
     }
-- 
2.18.1




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