[PATCHv2 2/6] virnetdevovs: Extract conversion parameters between virNetDevBandwidth and ovs

jx8zjs jx8zjs at 126.com
Tue Aug 17 04:38:12 UTC 2021


From: Jinsheng Zhang <zhangjl02 at inspur.com>

Signed-off-by: zhangjl02 <zhangjl02 at inspur.com>
---
 src/util/virnetdevopenvswitch.c | 12 +++++++-----
 src/util/virnetdevopenvswitch.h |  7 +++++++
 2 files changed, 14 insertions(+), 5 deletions(-)

diff --git a/src/util/virnetdevopenvswitch.c b/src/util/virnetdevopenvswitch.c
index d86ad0eafd..dfbebf8535 100644
--- a/src/util/virnetdevopenvswitch.c
+++ b/src/util/virnetdevopenvswitch.c
@@ -692,11 +692,11 @@ virNetDevOpenvswitchInterfaceSetQos(const char *ifname,
         g_autofree char *qos_uuid = NULL;
         g_autofree char *queue_uuid = NULL;
 
-        average = g_strdup_printf("%llu", tx->average * 8192);
+        average = g_strdup_printf("%llu", tx->average * VIR_NETDEV_TX_TO_OVS);
         if (tx->burst)
-            burst = g_strdup_printf("%llu", tx->burst * 8192);
+            burst = g_strdup_printf("%llu", tx->burst * VIR_NETDEV_TX_TO_OVS);
         if (tx->peak)
-            peak = g_strdup_printf("%llu", tx->peak * 8192);
+            peak = g_strdup_printf("%llu", tx->peak * VIR_NETDEV_TX_TO_OVS);
 
         /* find queue */
         cmd = virNetDevOpenvswitchCreateCmd();
@@ -786,9 +786,11 @@ virNetDevOpenvswitchInterfaceSetQos(const char *ifname,
 
         cmd = virNetDevOpenvswitchCreateCmd();
         virCommandAddArgList(cmd, "set", "Interface", ifname, NULL);
-        virCommandAddArgFormat(cmd, "ingress_policing_rate=%llu", rx->average * 8);
+        virCommandAddArgFormat(cmd, "ingress_policing_rate=%llu",
+                               rx->average * VIR_NETDEV_RX_TO_OVS);
         if (rx->burst)
-            virCommandAddArgFormat(cmd, "ingress_policing_burst=%llu", rx->burst * 8);
+            virCommandAddArgFormat(cmd, "ingress_policing_burst=%llu",
+                                   rx->burst * VIR_NETDEV_RX_TO_OVS);
 
         if (virCommandRun(cmd, NULL) < 0) {
             virReportError(VIR_ERR_INTERNAL_ERROR,
diff --git a/src/util/virnetdevopenvswitch.h b/src/util/virnetdevopenvswitch.h
index 2dcd1aec6b..33e52f57c7 100644
--- a/src/util/virnetdevopenvswitch.h
+++ b/src/util/virnetdevopenvswitch.h
@@ -26,6 +26,13 @@
 #include "virnetdevvlan.h"
 
 #define VIR_NETDEV_OVS_DEFAULT_TIMEOUT 5
+/*
+ * Average, peak, floor and burst in virNetDevBandwidth are in kbytes.
+ * However other_config in ovs qos is in bit.
+ * ingress_policing_rate in ovs interface is in kbit.
+ */
+#define VIR_NETDEV_TX_TO_OVS 8192
+#define VIR_NETDEV_RX_TO_OVS 8
 
 void virNetDevOpenvswitchSetTimeout(unsigned int timeout);
 
-- 
2.30.2.windows.1




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