Thread (4 messages) flat view 4 messages, 4 authors, 2021-01-25

Re: [PATCH v2 net] tcp: fix TLP timer not set when CA_STATE changes from DISORDER to OPEN

From: patchwork-bot+netdevbpf@kernel.org
Date: 2021-01-25 22:01:23

Hello:

This patch was applied to netdev/net.git (refs/heads/master):

On Sun, 24 Jan 2021 13:07:14 +0800 you wrote:
Upon receiving a cumulative ACK that changes the congestion state from
Disorder to Open, the TLP timer is not set. If the sender is app-limited,
it can only wait for the RTO timer to expire and retransmit.

The reason for this is that the TLP timer is set before the congestion
state changes in tcp_ack(), so we delay the time point of calling
tcp_set_xmit_timer() until after tcp_fastretrans_alert() returns and
remove the FLAG_SET_XMIT_TIMER from ack_flag when the RACK reorder timer
is set.

[...]
Here is the summary with links:
  - [v2,net] tcp: fix TLP timer not set when CA_STATE changes from DISORDER to OPEN
    https://git.kernel.org/netdev/net/c/62d9f1a6945b

You are awesome, thank you!
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