[dpdk-dev] [PATCH 2/2] vdev: directly use rte_bus reference

Jan Blunck jblunck at infradead.org
Tue Jul 11 20:56:49 CEST 2017


It isn't necessary to use rte_bus_find_by_name() to find a reference to
our own bus.

Signed-off-by: Jan Blunck <jblunck at infradead.org>
---
 lib/librte_eal/common/eal_common_vdev.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/lib/librte_eal/common/eal_common_vdev.c b/lib/librte_eal/common/eal_common_vdev.c
index 2ca0cdb0f..db69d18c6 100644
--- a/lib/librte_eal/common/eal_common_vdev.c
+++ b/lib/librte_eal/common/eal_common_vdev.c
@@ -47,6 +47,9 @@
 #include <rte_memory.h>
 #include <rte_errno.h>
 
+/* Forward declare to access virtual bus name */
+static struct rte_bus rte_vdev_bus;
+
 /** Double linked list of virtual device drivers. */
 TAILQ_HEAD(vdev_device_list, rte_vdev_device);
 
@@ -138,7 +141,7 @@ alloc_devargs(const char *name, const char *args)
 	if (!devargs)
 		return NULL;
 
-	devargs->bus = rte_bus_find_by_name("vdev");
+	devargs->bus = rte_bus_find_by_name(rte_vdev_bus.name);
 	if (args)
 		devargs->args = strdup(args);
 
@@ -250,13 +253,11 @@ vdev_scan(void)
 {
 	struct rte_vdev_device *dev;
 	struct rte_devargs *devargs;
-	struct rte_bus *vbus;
 
 	/* for virtual devices we scan the devargs_list populated via cmdline */
-	vbus = rte_bus_find_by_name("vdev");
 	TAILQ_FOREACH(devargs, &devargs_list, next) {
 
-		if (devargs->bus != vbus)
+		if (devargs->bus != &rte_vdev_bus)
 			continue;
 
 		dev = find_vdev(devargs->name);
-- 
2.13.2



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