[dpdk-dev,v4,02/10] eal: probe new virtual bus after other bus devices
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Commit Message
Also see commit f4ce209a8ce5 ("eal: postpone vdev initialization").
Signed-off-by: Jan Blunck <jblunck@infradead.org>
---
lib/librte_eal/common/eal_common_bus.c | 16 +++++++++++++++-
1 file changed, 15 insertions(+), 1 deletion(-)
Comments
2017-03-06 11:56, Jan Blunck:
> @@ -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;
> + }
Why this special handling?
[...]
> + if (vbus) {
> + ret = vbus->probe();
> + if (ret) {
> + RTE_LOG(ERR, EAL, "Bus (%s) probe failed.\n",
> + vbus->name);
> + return ret;
> + }
> + }
We should not have any special code in this function.
@@ -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;
}