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[RFC PATCH v3 01/10] net: Use 'struct iovec' in qemu_send_packet_async_w
From: |
Philippe Mathieu-Daudé |
Subject: |
[RFC PATCH v3 01/10] net: Use 'struct iovec' in qemu_send_packet_async_with_flags() |
Date: |
Wed, 3 Mar 2021 20:11:56 +0100 |
Directly use iovec structure in qemu_send_packet_async_with_flags()
by inlining filter_receive() and using qemu_net_queue_send_iov()
instead of qemu_net_queue_send().
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
---
net/net.c | 33 ++++++++++++---------------------
1 file changed, 12 insertions(+), 21 deletions(-)
diff --git a/net/net.c b/net/net.c
index fb7b7dcc252..159e4d0ec25 100644
--- a/net/net.c
+++ b/net/net.c
@@ -581,22 +581,6 @@ static ssize_t filter_receive_iov(NetClientState *nc,
return ret;
}
-static ssize_t filter_receive(NetClientState *nc,
- NetFilterDirection direction,
- NetClientState *sender,
- unsigned flags,
- const uint8_t *data,
- size_t size,
- NetPacketSent *sent_cb)
-{
- struct iovec iov = {
- .iov_base = (void *)data,
- .iov_len = size
- };
-
- return filter_receive_iov(nc, direction, sender, flags, &iov, 1, sent_cb);
-}
-
void qemu_purge_queued_packets(NetClientState *nc)
{
if (!nc->peer) {
@@ -638,6 +622,13 @@ static ssize_t
qemu_send_packet_async_with_flags(NetClientState *sender,
{
NetQueue *queue;
int ret;
+ int iovcnt = 1;
+ struct iovec iov[] = {
+ [0] = {
+ .iov_base = (void *)buf,
+ .iov_len = size,
+ },
+ };
#ifdef DEBUG_NET
printf("qemu_send_packet_async:\n");
@@ -649,21 +640,21 @@ static ssize_t
qemu_send_packet_async_with_flags(NetClientState *sender,
}
/* Let filters handle the packet first */
- ret = filter_receive(sender, NET_FILTER_DIRECTION_TX,
- sender, flags, buf, size, sent_cb);
+ ret = filter_receive_iov(sender, NET_FILTER_DIRECTION_TX,
+ sender, flags, iov, iovcnt, sent_cb);
if (ret) {
return ret;
}
- ret = filter_receive(sender->peer, NET_FILTER_DIRECTION_RX,
- sender, flags, buf, size, sent_cb);
+ ret = filter_receive_iov(sender->peer, NET_FILTER_DIRECTION_RX,
+ sender, flags, iov, iovcnt, sent_cb);
if (ret) {
return ret;
}
queue = sender->peer->incoming_queue;
- return qemu_net_queue_send(queue, sender, flags, buf, size, sent_cb);
+ return qemu_net_queue_send_iov(queue, sender, flags, iov, iovcnt, sent_cb);
}
ssize_t qemu_send_packet_async(NetClientState *sender,
--
2.26.2
- [RFC PATCH v3 00/10] net: Handle short frames for SLiRP/TAP interfaces, Philippe Mathieu-Daudé, 2021/03/03
- [RFC PATCH v3 01/10] net: Use 'struct iovec' in qemu_send_packet_async_with_flags(),
Philippe Mathieu-Daudé <=
- [RFC PATCH v3 02/10] net: Pad short frames to minimum size before send from SLiRP/TAP, Philippe Mathieu-Daudé, 2021/03/03
- Re: [RFC PATCH v3 02/10] net: Pad short frames to minimum size before send from SLiRP/TAP, Jason Wang, 2021/03/07
- Re: [RFC PATCH v3 02/10] net: Pad short frames to minimum size before send from SLiRP/TAP, Bin Meng, 2021/03/07
- Re: [RFC PATCH v3 02/10] net: Pad short frames to minimum size before send from SLiRP/TAP, Peter Maydell, 2021/03/08
- Re: [RFC PATCH v3 02/10] net: Pad short frames to minimum size before send from SLiRP/TAP, Jason Wang, 2021/03/09
- Re: [RFC PATCH v3 02/10] net: Pad short frames to minimum size before send from SLiRP/TAP, Bin Meng, 2021/03/09
- Re: [RFC PATCH v3 02/10] net: Pad short frames to minimum size before send from SLiRP/TAP, Jason Wang, 2021/03/09
- Re: [RFC PATCH v3 02/10] net: Pad short frames to minimum size before send from SLiRP/TAP, Bin Meng, 2021/03/09
- Re: [RFC PATCH v3 02/10] net: Pad short frames to minimum size before send from SLiRP/TAP, Bin Meng, 2021/03/09
- Re: [RFC PATCH v3 02/10] net: Pad short frames to minimum size before send from SLiRP/TAP, Peter Maydell, 2021/03/09