diff options
| author | stephen hemminger <stephen@networkplumber.org> | 2017-01-24 13:05:58 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-01-24 16:28:57 -0500 |
| commit | 0b307ebd6834012c483b8ee9801164123a54f79a (patch) | |
| tree | 812fe9cd17a267068cf608ecc6423c9017b00eeb /drivers/net/hyperv/rndis_filter.c | |
| parent | f2ceab0bafb97ec4cf895fda31fa2e0b1657870e (diff) | |
| download | op-kernel-dev-0b307ebd6834012c483b8ee9801164123a54f79a.zip op-kernel-dev-0b307ebd6834012c483b8ee9801164123a54f79a.tar.gz | |
netvsc: remove no longer needed receive staging buffers
The ring buffer mapping now handles the wraparound case
inside get_next_pkt_raw. Therefore it is not necessary to have an
additional special receive staging buffer.
See commit 1562edaed8c164ca5199 ("Drivers: hv: ring_buffer: count on
wrap around mappings")
Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/hyperv/rndis_filter.c')
| -rw-r--r-- | drivers/net/hyperv/rndis_filter.c | 11 |
1 files changed, 0 insertions, 11 deletions
diff --git a/drivers/net/hyperv/rndis_filter.c b/drivers/net/hyperv/rndis_filter.c index 8d90904..113c7f4 100644 --- a/drivers/net/hyperv/rndis_filter.c +++ b/drivers/net/hyperv/rndis_filter.c @@ -948,9 +948,6 @@ static void netvsc_sc_open(struct vmbus_channel *new_sc) if (chn_index >= nvscdev->num_chn) return; - set_per_channel_state(new_sc, nvscdev->sub_cb_buf + (chn_index - 1) * - NETVSC_PACKET_SIZE); - nvscdev->mrc[chn_index].buf = vzalloc(NETVSC_RECVSLOT_MAX * sizeof(struct recv_comp_data)); @@ -1099,14 +1096,6 @@ int rndis_filter_device_add(struct hv_device *dev, if (net_device->num_chn == 1) goto out; - net_device->sub_cb_buf = vzalloc((net_device->num_chn - 1) * - NETVSC_PACKET_SIZE); - if (!net_device->sub_cb_buf) { - net_device->num_chn = 1; - dev_info(&dev->device, "No memory for subchannels.\n"); - goto out; - } - vmbus_set_sc_create_callback(dev->channel, netvsc_sc_open); init_packet = &net_device->channel_init_pkt; |
