diff options
| author |   Damjan Marion <damarion@cisco.com> | 2019-02-06 14:22:32 +0100 |
|---|---|---|
| committer |   Florin Coras <florin.coras@gmail.com> | 2019-02-06 18:00:17 +0000 |
| commit | 5de3fec531691a81b3f77ed965488dc8dbf1e9a1 (patch) | |
| tree | 57b8dde55804ab52a6ef40767f1fe705c1968d2a /src/vnet/devices/virtio | |
| parent | 672ab690182f3d4941d2640c68bb6ced38880bc3 (diff) | |
buffers: make buffer data size configurable from startup config
Example:
buffers {
default data-size 1536
}
Change-Id: I5b4436850ca18025c9fdcfc7ed648c2c2732d660
Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src/vnet/devices/virtio')
| -rw-r--r-- | src/vnet/devices/virtio/node.c | 2 | ||||
| -rw-r--r-- | src/vnet/devices/virtio/vhost_user_input.c | 5 |
2 files changed, 4 insertions, 3 deletions
diff --git a/src/vnet/devices/virtio/node.c b/src/vnet/devices/virtio/node.c index 78d071a24ed..fc369e5aea9 100644 --- a/src/vnet/devices/virtio/node.c +++ b/src/vnet/devices/virtio/node.c @@ -120,7 +120,7 @@ more: ((vif->type == VIRTIO_IF_TYPE_PCI) ? vlib_buffer_get_current_pa (vm, b) : pointer_to_uword (vlib_buffer_get_current (b))); - d->len = VLIB_BUFFER_DATA_SIZE + hdr_sz; + d->len = vlib_bufer_get_default_size (vm) + hdr_sz; d->flags = VRING_DESC_F_WRITE; vring->avail->ring[avail & mask] = next; avail++; diff --git a/src/vnet/devices/virtio/vhost_user_input.c b/src/vnet/devices/virtio/vhost_user_input.c index 812f9d3f6ab..465ec4462a8 100644 --- a/src/vnet/devices/virtio/vhost_user_input.c +++ b/src/vnet/devices/virtio/vhost_user_input.c @@ -501,7 +501,7 @@ vhost_user_if_input (vlib_main_t * vm, /* Get more output if necessary. Or end of packet. */ if (PREDICT_FALSE - (b_current->current_length == VLIB_BUFFER_DATA_SIZE)) + (b_current->current_length == vlib_bufer_get_default_size (vm))) { if (PREDICT_FALSE (cpu->rx_buffers_len == 0)) { @@ -534,7 +534,8 @@ vhost_user_if_input (vlib_main_t * vm, vhost_copy_t *cpy = &cpu->copy[copy_len]; copy_len++; u32 desc_data_l = desc_table[desc_current].len - desc_data_offset; - cpy->len = VLIB_BUFFER_DATA_SIZE - b_current->current_length; + cpy->len = + vlib_bufer_get_default_size (vm) - b_current->current_length; cpy->len = (cpy->len > desc_data_l) ? desc_data_l : cpy->len; cpy->dst = (uword) (vlib_buffer_get_current (b_current) + b_current->current_length); |