From: "K. Y. Srinivasan" <kys@microsoft.com>
To: davem@davemloft.net, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org, devel@linuxdriverproject.org,
olaf@aepfle.de, apw@canonical.com, jasowang@redhat.com
Subject: [PATCH net-next V3 15/17] hv_netvsc: Eliminate xmit_more from struct hv_netvsc_packet
Date: Tue, 1 Dec 2015 16:43:17 -0800 [thread overview]
Message-ID: <1449016999-9796-15-git-send-email-kys@microsoft.com> (raw)
In-Reply-To: <1449016999-9796-1-git-send-email-kys@microsoft.com>
Eliminate xmit_more from struct hv_netvsc_packet.
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
---
drivers/net/hyperv/hyperv_net.h | 1 -
drivers/net/hyperv/netvsc.c | 13 ++++++++-----
drivers/net/hyperv/netvsc_drv.c | 1 -
drivers/net/hyperv/rndis_filter.c | 2 --
4 files changed, 8 insertions(+), 9 deletions(-)
diff --git a/drivers/net/hyperv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h
index ddf51a0..96d34e2 100644
--- a/drivers/net/hyperv/hyperv_net.h
+++ b/drivers/net/hyperv/hyperv_net.h
@@ -131,7 +131,6 @@ struct ndis_tcp_ip_checksum_info;
struct hv_netvsc_packet {
/* Bookkeeping stuff */
u8 status;
- u8 xmit_more; /* from skb */
u8 cp_partial; /* partial copy into send buffer */
u8 rmsg_size; /* RNDIS header and PPI size */
diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c
index 11b009e..cd5b65e 100644
--- a/drivers/net/hyperv/netvsc.c
+++ b/drivers/net/hyperv/netvsc.c
@@ -712,6 +712,7 @@ static u32 netvsc_copy_to_send_buf(struct netvsc_device *net_device,
+ pend_size;
int i;
bool is_data_pkt = (skb != NULL) ? true : false;
+ bool xmit_more = (skb != NULL) ? skb->xmit_more : false;
u32 msg_size = 0;
u32 padding = 0;
u32 remain = packet->total_data_buflen % net_device->pkt_align;
@@ -719,7 +720,7 @@ static u32 netvsc_copy_to_send_buf(struct netvsc_device *net_device,
packet->page_buf_cnt;
/* Add padding */
- if (is_data_pkt && packet->xmit_more && remain &&
+ if (is_data_pkt && xmit_more && remain &&
!packet->cp_partial) {
padding = net_device->pkt_align - remain;
rndis_msg->msg_len += padding;
@@ -758,6 +759,7 @@ static inline int netvsc_send_pkt(
int ret;
struct hv_page_buffer *pgbuf;
u32 ring_avail = hv_ringbuf_avail_percent(&out_channel->outbound);
+ bool xmit_more = (skb != NULL) ? skb->xmit_more : false;
nvmsg.hdr.msg_type = NVSP_MSG1_TYPE_SEND_RNDIS_PKT;
if (skb != NULL) {
@@ -789,7 +791,7 @@ static inline int netvsc_send_pkt(
* unnecessarily.
*/
if (ring_avail < (RING_AVAIL_PERCENT_LOWATER + 1))
- packet->xmit_more = false;
+ xmit_more = false;
if (packet->page_buf_cnt) {
pgbuf = packet->cp_partial ? (*pb) +
@@ -801,14 +803,14 @@ static inline int netvsc_send_pkt(
sizeof(struct nvsp_message),
req_id,
VMBUS_DATA_PACKET_FLAG_COMPLETION_REQUESTED,
- !packet->xmit_more);
+ !xmit_more);
} else {
ret = vmbus_sendpacket_ctl(out_channel, &nvmsg,
sizeof(struct nvsp_message),
req_id,
VM_PKT_DATA_INBAND,
VMBUS_DATA_PACKET_FLAG_COMPLETION_REQUESTED,
- !packet->xmit_more);
+ !xmit_more);
}
if (ret == 0) {
@@ -854,6 +856,7 @@ int netvsc_send(struct hv_device *device,
struct multi_send_data *msdp;
struct hv_netvsc_packet *msd_send = NULL, *cur_send = NULL;
bool try_batch;
+ bool xmit_more = (skb != NULL) ? skb->xmit_more : false;
net_device = get_outbound_net_device(device);
if (!net_device)
@@ -911,7 +914,7 @@ int netvsc_send(struct hv_device *device,
if (msdp->pkt)
dev_kfree_skb_any(skb);
- if (packet->xmit_more && !packet->cp_partial) {
+ if (xmit_more && !packet->cp_partial) {
msdp->pkt = packet;
msdp->count++;
} else {
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index bc4be1d..7520c52 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -471,7 +471,6 @@ check_size:
packet = (struct hv_netvsc_packet *)skb->cb;
packet->status = 0;
- packet->xmit_more = skb->xmit_more;
packet->vlan_tci = skb->vlan_tci;
diff --git a/drivers/net/hyperv/rndis_filter.c b/drivers/net/hyperv/rndis_filter.c
index 6ba5adf..3c06aa7 100644
--- a/drivers/net/hyperv/rndis_filter.c
+++ b/drivers/net/hyperv/rndis_filter.c
@@ -236,8 +236,6 @@ static int rndis_filter_send_request(struct rndis_device *dev,
pb[0].len;
}
- packet->xmit_more = false;
-
ret = netvsc_send(dev->net_dev->dev, packet, NULL, &pb, NULL);
return ret;
}
--
1.7.4.1
next prev parent reply other threads:[~2015-12-02 0:43 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-02 0:42 [PATCH net-next V3 00/17] hv_netvsc: Eliminate the additional head room K. Y. Srinivasan
2015-12-02 0:43 ` [PATCH net-next V3 01/17] hv_netvsc: Resize some of the variables in hv_netvsc_packet K. Y. Srinivasan
2015-12-02 0:43 ` [PATCH net-next V3 02/17] hv_netvsc: Rearrange the hv_negtvsc_packet to be space efficient K. Y. Srinivasan
2015-12-02 0:43 ` [PATCH net-next V3 03/17] hv_netvsc: Eliminate the channel field in hv_netvsc_packet structure K. Y. Srinivasan
2015-12-02 0:43 ` [PATCH net-next V3 04/17] hv_netvsc: Eliminate rndis_msg pointer from " K. Y. Srinivasan
2015-12-02 0:43 ` [PATCH net-next V3 05/17] hv_netvsc: Eliminatte the data field from struct hv_netvsc_packet K. Y. Srinivasan
2015-12-02 0:43 ` [PATCH net-next V3 06/17] hv_netvsc: Eliminate send_completion " K. Y. Srinivasan
2015-12-02 0:43 ` [PATCH net-next V3 07/17] hv_netvsc: Eliminate send_completion_ctx " K. Y. Srinivasan
2015-12-02 0:43 ` [PATCH net-next V3 08/17] hv_netvsc: Don't ask for additional head room in the skb K. Y. Srinivasan
2015-12-02 0:43 ` [PATCH net-next V3 09/17] hv_netvsc: move subchannel existence check to netvsc_select_queue() K. Y. Srinivasan
2015-12-02 0:43 ` [PATCH net-next V3 10/17] hv_netvsc: remove locking in netvsc_send() K. Y. Srinivasan
2015-12-02 0:43 ` [PATCH net-next V3 11/17] hv_netvsc: Eliminate page_buf from struct hv_netvsc_packet K. Y. Srinivasan
2015-12-02 0:43 ` [PATCH ney-next V3 12/17] hv_netvsc: Eliminate send_completion_tid " K. Y. Srinivasan
2015-12-02 0:43 ` [PATCH net-next V3 13/17] hv_netvsc: Eliminate is_data_pkt " K. Y. Srinivasan
2015-12-02 0:43 ` [PATCH net-next V3 14/17] hv_netvsc: Eliminate completion_func " K. Y. Srinivasan
2015-12-02 0:43 ` K. Y. Srinivasan [this message]
2015-12-02 0:43 ` [PATCH net-next V3 16/17] hv_netvsc: Eliminate status " K. Y. Srinivasan
2015-12-02 0:43 ` [PATCH net-next V3 17/17] hv_netvsc: Eliminate vlan_tci " K. Y. Srinivasan
2015-12-02 2:54 ` [PATCH net-next V3 00/17] hv_netvsc: Eliminate the additional head room David Miller
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