From: Erik Skultety <eskultet@redhat.com>
Date: Fri, 3 Feb 2017 12:29:37 +0000 (+0100)
Subject: conf: Enable cold-plug of a mediated device
X-Git-Tag: v3.2.0-rc1~72
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=80c4defba3568fde6b061b0f067cfb9a402f2a3c;p=thirdparty%2Flibvirt.git

conf: Enable cold-plug of a mediated device

This merely introduces virDomainHostdevMatchSubsysMediatedDev method that
is supposed to check whether device being cold-plugged does not already
exist in the domain configuration.

Signed-off-by: Erik Skultety <eskultet@redhat.com>
---

diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
index fa8118137c..ee126cc8a2 100644
--- a/src/conf/domain_conf.c
+++ b/src/conf/domain_conf.c
@@ -14375,6 +14375,19 @@ virDomainHostdevMatchSubsysSCSIiSCSI(virDomainHostdevDefPtr first,
     return 0;
 }
 
+static int
+virDomainHostdevMatchSubsysMediatedDev(virDomainHostdevDefPtr a,
+                                       virDomainHostdevDefPtr b)
+{
+    virDomainHostdevSubsysMediatedDevPtr src_a = &a->source.subsys.u.mdev;
+    virDomainHostdevSubsysMediatedDevPtr src_b = &b->source.subsys.u.mdev;
+
+    if (STREQ(src_a->uuidstr, src_b->uuidstr))
+        return 1;
+
+    return 0;
+}
+
 static int
 virDomainHostdevMatchSubsys(virDomainHostdevDefPtr a,
                             virDomainHostdevDefPtr b)
@@ -14406,6 +14419,7 @@ virDomainHostdevMatchSubsys(virDomainHostdevDefPtr a,
         else
             return 0;
     case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_MDEV:
+        return virDomainHostdevMatchSubsysMediatedDev(a, b);
     case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_LAST:
         return 0;
     }