[dpdk-dev] [PATCH v5 01/12] eal: probe new virtual bus after other bus devices

Gaetan Rivet gaetan.rivet at 6wind.com
Tue Apr 11 17:44:05 CEST 2017


From: Jan Blunck <jblunck at infradead.org>

Also see commit f4ce209a8ce5 ("eal: postpone vdev initialization").

Signed-off-by: Jan Blunck <jblunck at infradead.org>
---
 lib/librte_eal/common/eal_common_bus.c | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/lib/librte_eal/common/eal_common_bus.c b/lib/librte_eal/common/eal_common_bus.c
index 4638e78..8f9baf8 100644
--- a/lib/librte_eal/common/eal_common_bus.c
+++ b/lib/librte_eal/common/eal_common_bus.c
@@ -86,9 +86,14 @@ int
 rte_bus_probe(void)
 {
 	int ret;
-	struct rte_bus *bus;
+	struct rte_bus *bus, *vbus = NULL;
 
 	TAILQ_FOREACH(bus, &rte_bus_list, next) {
+		if (!strcmp(bus->name, "virtual")) {
+			vbus = bus;
+			continue;
+		}
+
 		ret = bus->probe();
 		if (ret) {
 			RTE_LOG(ERR, EAL, "Bus (%s) probe failed.\n",
@@ -97,6 +102,15 @@ rte_bus_probe(void)
 		}
 	}
 
+	if (vbus) {
+		ret = vbus->probe();
+		if (ret) {
+			RTE_LOG(ERR, EAL, "Bus (%s) probe failed.\n",
+				vbus->name);
+			return ret;
+		}
+	}
+
 	return 0;
 }
 
-- 
2.1.4



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