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From: Gaetan Rivet <gaetan.rivet@6wind.com>
To: dev@dpdk.org
Cc: Jan Blunck <jblunck@infradead.org>
Date: Wed, 24 May 2017 17:04:59 +0200
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Subject: [dpdk-dev] [PATCH 7/9] vdev: implement detach bus operation
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From: Jan Blunck <jblunck@infradead.org>
Signed-off-by: Jan Blunck <jblunck@infradead.org>
---
lib/librte_eal/common/eal_common_vdev.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/lib/librte_eal/common/eal_common_vdev.c b/lib/librte_eal/common/eal_common_vdev.c
index 5fc516f..2095b01 100644
--- a/lib/librte_eal/common/eal_common_vdev.c
+++ b/lib/librte_eal/common/eal_common_vdev.c
@@ -352,10 +352,22 @@ vdev_find_device(int (*match)(const struct rte_device *dev, const void *data),
return NULL;
}
+static int
+vdev_detach(struct rte_device *dev)
+{
+ /*
+ * The virtual bus doesn't support 'unattached' devices so this is
+ * actually equal to hotplugging removal of it.
+ */
+ return rte_vdev_uninit(dev->name);
+}
+
static struct rte_bus rte_vdev_bus = {
.scan = vdev_scan,
.probe = vdev_probe,
.find_device = vdev_find_device,
+ /* .attach = NULL, see comment on vdev_detach */
+ .detach = vdev_detach,
};
RTE_INIT(rte_vdev_bus_register);
--
2.1.4