[libvirt] [PATCH 1/7] qemu: Introduce qemuIsSharedHostdev

[John Ferlan]

Add a single boolean function to handle whether the hostdev is shared or not

Signed-off-by: John Ferlan <jferlan at redhat.com>
---
 src/qemu/qemu_conf.c | 23 +++++++++++++++--------
 1 file changed, 15 insertions(+), 8 deletions(-)

diff --git a/src/qemu/qemu_conf.c b/src/qemu/qemu_conf.c
index 16ae6ab..8e9da0d 100644
--- a/src/qemu/qemu_conf.c
+++ b/src/qemu/qemu_conf.c
@@ -1196,6 +1196,19 @@ qemuAddSharedDisk(virQEMUDriverPtr driver,
 }
 
 
+static bool
+qemuIsSharedHostdev(virDomainHostdevDefPtr hostdev)
+{
+    if (hostdev->shareable &&
+        (hostdev->mode == VIR_DOMAIN_HOSTDEV_MODE_SUBSYS &&
+         hostdev->source.subsys.type == VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_SCSI &&
+         hostdev->source.subsys.u.scsi.protocol !=
+         VIR_DOMAIN_HOSTDEV_SCSI_PROTOCOL_TYPE_ISCSI))
+        return true;
+    return false;
+}
+
+
 static char *
 qemuGetSharedHostdevKey(virDomainHostdevDefPtr hostdev)
 {
@@ -1233,10 +1246,7 @@ qemuAddSharedHostdev(virQEMUDriverPtr driver,
     char *key = NULL;
     int ret = -1;
 
-    if (!hostdev->shareable ||
-        !(hostdev->mode == VIR_DOMAIN_HOSTDEV_MODE_SUBSYS &&
-          hostdev->source.subsys.type == VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_SCSI &&
-          hostdev->source.subsys.u.scsi.protocol != VIR_DOMAIN_HOSTDEV_SCSI_PROTOCOL_TYPE_ISCSI))
+    if (!qemuIsSharedHostdev(hostdev))
         return 0;
 
     if (!(key = qemuGetSharedHostdevKey(hostdev)))
@@ -1337,10 +1347,7 @@ qemuRemoveSharedHostdev(virQEMUDriverPtr driver,
     char *key = NULL;
     int ret;
 
-    if (!hostdev->shareable ||
-        !(hostdev->mode == VIR_DOMAIN_HOSTDEV_MODE_SUBSYS &&
-          hostdev->source.subsys.type == VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_SCSI &&
-          hostdev->source.subsys.u.scsi.protocol != VIR_DOMAIN_HOSTDEV_SCSI_PROTOCOL_TYPE_ISCSI))
+    if (!qemuIsSharedHostdev(hostdev))
         return 0;
 
     if (!(key = qemuGetSharedHostdevKey(hostdev)))
-- 
2.1.0