77 lines
2.3 KiB
Diff
77 lines
2.3 KiB
Diff
From ca773597e1e63ff2d6d0ebaee4332bcd4596f1e8 Mon Sep 17 00:00:00 2001
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From: kircher <majun65@huawei.com>
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Date: Tue, 21 Feb 2023 14:32:54 +0800
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Subject: [PATCH] lwip add need_tso_send
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---
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src/api/api_msg.c | 1 +
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src/core/tcp_out.c | 5 ++++-
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src/include/lwip/tcp.h | 2 ++
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3 files changed, 7 insertions(+), 1 deletion(-)
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diff --git a/src/api/api_msg.c b/src/api/api_msg.c
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index 65b6309..4a2df95 100644
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--- a/src/api/api_msg.c
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+++ b/src/api/api_msg.c
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@@ -1741,6 +1741,7 @@ lwip_netconn_do_writemore(struct netconn *conn WRITE_DELAYED_PARAM)
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write_more = 0;
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err = tcp_write(conn->pcb.tcp, conn->current_msg->msg.w.vector->ptr, len, apiflags);
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conn->current_msg->msg.w.len = len;
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+ conn->pcb.tcp->need_tso_send = 1;
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#else
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err = tcp_write(conn->pcb.tcp, dataptr, len, apiflags);
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#endif
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diff --git a/src/core/tcp_out.c b/src/core/tcp_out.c
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index bf1ad42..9dee888 100644
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--- a/src/core/tcp_out.c
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+++ b/src/core/tcp_out.c
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@@ -1473,7 +1473,7 @@ tcp_output(struct tcp_pcb *pcb)
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u32_t send_len = 0;
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#if USE_LIBOS
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- if (get_eth_params_tx_ol() & DEV_TX_OFFLOAD_TCP_TSO) {
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+ if ((get_eth_params_tx_ol() & DEV_TX_OFFLOAD_TCP_TSO) && pcb->need_tso_send) {
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while(seg && send_len < 0xffff) {
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/**
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* 1) walk unsent queue, find all seg witch wait to send. chain buf in these segs.
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@@ -1529,6 +1529,7 @@ tcp_output(struct tcp_pcb *pcb)
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if (err != ERR_OK) {
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if (pcb->unsent == NULL)
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pcb->last_unsent = NULL;
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+ pcb->need_tso_send = 0;
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return err;
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}
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pcb->unsent = seg->next;
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@@ -1552,6 +1553,7 @@ tcp_output(struct tcp_pcb *pcb)
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pbuf_remove_header(new_seg.p, new_seg.p->tot_len - new_seg.len - TCPH_HDRLEN_BYTES(new_seg.tcphdr));
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new_seg.p->tot_len = new_seg.p->len;
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}
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+ pcb->need_tso_send = 0;
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} else
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#endif
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{
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@@ -1647,6 +1649,7 @@ tcp_output(struct tcp_pcb *pcb)
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#endif /* TCP_OVERSIZE */
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output_done:
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+ pcb->need_tso_send = 0;
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if (pcb->unsent == NULL)
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pcb->last_unsent = NULL;
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tcp_clear_flags(pcb, TF_NAGLEMEMERR);
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diff --git a/src/include/lwip/tcp.h b/src/include/lwip/tcp.h
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index 312320b..c2018cb 100644
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--- a/src/include/lwip/tcp.h
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+++ b/src/include/lwip/tcp.h
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@@ -417,6 +417,8 @@ struct tcp_pcb {
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u8_t snd_scale;
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u8_t rcv_scale;
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#endif
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+
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+ u8_t need_tso_send;
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};
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#if TCP_PCB_HASH
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--
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2.33.0
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