[PATCH v4 07/14] conf: Enable cold-plug of a mediated device

[Erik Skultety <eskultet@xxxxxxxxxx>]

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@xxxxxxxxxx>
---
 src/conf/domain_conf.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
index 63ac65e8ab..a4ed605c27 100644
--- a/src/conf/domain_conf.c
+++ b/src/conf/domain_conf.c
@@ -14375,6 +14375,19 @@ virDomainHostdevMatchSubsysSCSIiSCSI(virDomainHostdevDefPtr first,
 }
 
 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)
 {
@@ -14405,6 +14418,7 @@ 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;
     }
-- 
2.12.1

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