diff options
| author |   Damjan Marion <damarion@cisco.com> | 2021-05-17 16:49:07 +0200 |
|---|---|---|
| committer | Damjan Marion <damarion@cisco.com> | 2021-05-17 16:52:08 +0200 |
| commit | 263f381c9564b1438b3254988ca2b92810fe47aa (patch) | |
| tree | b7b6861d77d86c2fe21962749af07690162b3a12 /src/plugins/memif | |
| parent | 3d2c6743f4e0958df3189c9e8e08e7d56f1e0df7 (diff) | |
memif: fix "remove barriers" commit
Type: fix
Change-Id: I60bb0261c05bf7e25ca01c72780f1cd77fde7a9a
Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src/plugins/memif')
| -rw-r--r-- | src/plugins/memif/device.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/plugins/memif/device.c b/src/plugins/memif/device.c index befc0b50eab..7c1ac361789 100644 --- a/src/plugins/memif/device.c +++ b/src/plugins/memif/device.c @@ -315,8 +315,8 @@ memif_interface_tx_zc_inline (vlib_main_t * vm, vlib_node_runtime_t * node, u16 head, tail; retry: - slot = tail = __atomic_load_n (&ring->tail, __ATOMIC_ACQUIRE); - head = ring->head; + tail = __atomic_load_n (&ring->tail, __ATOMIC_ACQUIRE); + slot = head = ring->head; n_free = tail - mq->last_tail; if (n_free >= 16) |