diff options
Diffstat (limited to 'vnet')
| -rw-r--r-- | vnet/vnet/devices/virtio/vhost-user.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/vnet/vnet/devices/virtio/vhost-user.c b/vnet/vnet/devices/virtio/vhost-user.c index 9747b9200fe..f52de25416f 100644 --- a/vnet/vnet/devices/virtio/vhost-user.c +++ b/vnet/vnet/devices/virtio/vhost-user.c @@ -1216,7 +1216,8 @@ vhost_user_intfc_tx (vlib_main_t * vm, error = VHOST_USER_TX_FUNC_ERROR_MMAP_FAIL; goto done; } - CLIB_PREFETCH(buffer_addr, clib_min(rxvq->desc[desc_current].len, 500), STORE); + CLIB_PREFETCH(buffer_addr, clib_min(rxvq->desc[desc_current].len, + 4*CLIB_CACHE_LINE_BYTES), STORE); virtio_net_hdr_mrg_rxbuf_t * hdr = (virtio_net_hdr_mrg_rxbuf_t *) buffer_addr; hdr->hdr.flags = 0; |