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authorMohsin Kazmi <sykazmi@cisco.com>2021-05-24 18:33:50 +0200
committerDamjan Marion <dmarion@me.com>2021-05-27 12:53:02 +0000
commit005605f9b4db0b98c720fc4a9d8fbd9087a6ad83 (patch)
tree87474899b2ca8814dca4c0e02d4db45ff7a55c6a /src/vnet/interface/tx_queue.c
parentdfef64b4cd99a610159a790faa618584157edc63 (diff)
interface: add tx-queue cli support for new tx infra
Type: improvement set interface tx-queue tap1 queue 2 threads 1-2 show hardware-interfaces tap1 Name Idx Link Hardware tap1 2 up tap1 Link speed: unknown RX Queues: queue thread mode 0 vpp_wk_1 (2) polling TX Queues: queue shared thread(s) 0 no 0 1 no 1 2 yes 1-2 3 no 3 4 no 4 Ethernet address 02:fe:09:3a:48:ff VIRTIO interface instance 1 set interface tx-queue tap0 queue 4 threads show hardware-interfaces tap0 Name Idx Link Hardware tap0 1 up tap0 Link speed: unknown RX Queues: queue thread mode 0 vpp_wk_0 (1) polling TX Queues: queue shared thread(s) 0 no 0 1 no 1 2 no 2 3 no 3 4 no Ethernet address 02:fe:03:6a:66:fc VIRTIO interface instance 0 Change-Id: I6154476ec9ff0b14287098529c88a14b779371a5 Signed-off-by: Mohsin Kazmi <sykazmi@cisco.com>
Diffstat (limited to 'src/vnet/interface/tx_queue.c')
-rw-r--r--src/vnet/interface/tx_queue.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/src/vnet/interface/tx_queue.c b/src/vnet/interface/tx_queue.c
index 3041a58414d..8a6cd9da304 100644
--- a/src/vnet/interface/tx_queue.c
+++ b/src/vnet/interface/tx_queue.c
@@ -112,8 +112,12 @@ vnet_hw_if_tx_queue_assign_thread (vnet_main_t *vnm, u32 queue_index,
vnet_hw_if_tx_queue_t *txq = vnet_hw_if_get_tx_queue (vnm, queue_index);
vnet_hw_interface_t *hi = vnet_get_hw_interface (vnm, txq->hw_if_index);
txq->threads = clib_bitmap_set (txq->threads, thread_index, 1);
- log_debug ("assign_thread: interface %v queue-id %u thread %u", hi->name,
- txq->queue_id, thread_index);
+ if (clib_bitmap_count_set_bits (txq->threads) > 1)
+ txq->shared_queue = 1;
+ log_debug (
+ "assign_thread: interface %v queue-id %u thread %u queue-shared %s",
+ hi->name, txq->queue_id, thread_index,
+ (txq->shared_queue == 1 ? "yes" : "no"));
}
void
@@ -123,6 +127,10 @@ vnet_hw_if_tx_queue_unassign_thread (vnet_main_t *vnm, u32 queue_index,
vnet_hw_if_tx_queue_t *txq = vnet_hw_if_get_tx_queue (vnm, queue_index);
vnet_hw_interface_t *hi = vnet_get_hw_interface (vnm, txq->hw_if_index);
txq->threads = clib_bitmap_set (txq->threads, thread_index, 0);
- log_debug ("unassign_thread: interface %v queue-id %u thread %u", hi->name,
- txq->queue_id, thread_index);
+ if (clib_bitmap_count_set_bits (txq->threads) < 2)
+ txq->shared_queue = 0;
+ log_debug (
+ "unassign_thread: interface %v queue-id %u thread %u queue-shared %s",
+ hi->name, txq->queue_id, thread_index,
+ (txq->shared_queue == 1 ? "yes" : "no"));
}