[dpdk-dev] [PATCH] app/testpmd: fix vm_hotplug after removal of rte_eth_devices

Paulis Gributs paulis.gributs at intel.com
Wed Jul 28 15:48:48 CEST 2021


After removing rte_eth_devices from testpmd the vm_hotplug no longer
recovered after removal of a device, this patch fixes this issue.

Fixes: 0a0821bcf312 ("app/testpmd: remove most uses of internal ethdev array")

Signed-off-by: Paulis Gributs <paulis.gributs at intel.com>
---
 app/test-pmd/testpmd.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c
index 63da63eb3c..6cbe9ba3c8 100644
--- a/app/test-pmd/testpmd.c
+++ b/app/test-pmd/testpmd.c
@@ -3197,14 +3197,16 @@ rmv_port_callback(void *arg)
 	stop_port(port_id);
 	no_link_check = org_no_link_check;
 
-	close_port(port_id);
 	ret = eth_dev_info_get_print_err(port_id, &dev_info);
 	if (ret != 0)
 		TESTPMD_LOG(ERR,
 			"Failed to get device info for port %d, not detaching\n",
 			port_id);
-	else
-		detach_device(dev_info.device); /* might be already removed or have more ports */
+	else {
+		struct rte_device *device = dev_info.device;
+		close_port(port_id);
+		detach_device(device); /* might be already removed or have more ports */
+	}
 	if (need_to_start)
 		start_packet_forwarding(0);
 }
-- 
2.25.1



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