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authorDamjan Marion <damarion@cisco.com>2022-01-12 14:09:01 +0100
committerDamjan Marion <damarion@cisco.com>2022-01-12 14:14:55 +0100
commitb385b95c106123ab095b3bd459b7cbc91089b826 (patch)
tree698dcb911303757a2ea41a125352a59b3e23d216 /src/plugins/dpdk/device/init.c
parentf715b33f10028b1601e2be88c7eeb938a371016a (diff)
dpdk: postpone updating runtime data
This prevents crash due to worker tread accessing device data while device vector is growing. Type: fix Change-Id: I5cf9f53ddbe97fe52db8fd431ea7c0e480f3d4bc Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src/plugins/dpdk/device/init.c')
-rw-r--r--src/plugins/dpdk/device/init.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/plugins/dpdk/device/init.c b/src/plugins/dpdk/device/init.c
index da7a12367ff..a515bca359d 100644
--- a/src/plugins/dpdk/device/init.c
+++ b/src/plugins/dpdk/device/init.c
@@ -552,7 +552,6 @@ dpdk_lib_init (dpdk_main_t * dm)
vnm, xd->hw_if_index, q, VNET_HW_IF_RXQ_THREAD_ANY);
}
- vnet_hw_if_update_runtime_data (vnm, xd->hw_if_index);
/*Get vnet hardware interface */
hi = vnet_get_hw_interface (vnm, xd->hw_if_index);
@@ -597,6 +596,9 @@ dpdk_lib_init (dpdk_main_t * dm)
format_dpdk_device_errors, xd);
}
+ for (int i = 0; i < vec_len (dm->devices); i++)
+ vnet_hw_if_update_runtime_data (vnm, dm->devices[i].hw_if_index);
+
return 0;
}