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avf: fix simultaneous txq wrap and tx retry
00/32200/1
author
Mohammed Hawari
<mohammed@hawari.fr>
Tue, 4 May 2021 08:15:32 +0000
(10:15 +0200)
committer
Mohammed Hawari
<mohammed@hawari.fr>
Tue, 4 May 2021 08:15:32 +0000
(10:15 +0200)
Change-Id: Ic2b853cda98c3010d2abb5c7ada1b1f6c5bc9f74
Signed-off-by: Mohammed Hawari <mohammed@hawari.fr>
Type: fix
Fixes:
ca1812dbe714fc8e4de13f88df2d3b830d95a2c9
Ticket: VPP-1980
src/plugins/avf/output.c
patch
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diff --git
a/src/plugins/avf/output.c
b/src/plugins/avf/output.c
index
3c65fb0
..
e16d79d
100644
(file)
--- a/
src/plugins/avf/output.c
+++ b/
src/plugins/avf/output.c
@@
-376,7
+376,7
@@
VNET_DEVICE_CLASS_TX_FN (avf_device_class) (vlib_main_t * vm,
u32 thread_index = vm->thread_index;
u8 qid = thread_index;
avf_txq_t *txq = vec_elt_at_index (ad->txqs, qid % ad->num_queue_pairs);
- u16 next
= txq->next
;
+ u16 next;
u16 mask = txq->size - 1;
u32 *buffers = vlib_frame_vector_args (frame);
u16 n_enq, n_left, n_desc, *slot;
@@
-387,6
+387,7
@@
VNET_DEVICE_CLASS_TX_FN (avf_device_class) (vlib_main_t * vm,
n_left = frame->n_vectors;
retry:
+ next = txq->next;
/* release consumed bufs */
if (txq->n_enqueued)
{