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(parent: 29c1c44) | patch
tcp: add rcv_wnd and plb_rehash to TCP_INFO
authorMubashir Adnan Qureshi <mubashirq@google.com>
Wed, 26 Oct 2022 13:51:15 +0000 (13:51 +0000)
committerDavid S. Miller <davem@davemloft.net>
Fri, 28 Oct 2022 09:47:42 +0000 (10:47 +0100)
commit71fc704768f601ed3fa36310822a5e03f310f781
treea6b1ae601b9d5ef8bfd0a520407754330b43c903tree | snapshot
parent29c1c44646aec5d5134f2365259a84becc1ee7d3commit | diff
tcp: add rcv_wnd and plb_rehash to TCP_INFO

rcv_wnd can be useful to diagnose TCP performance where receiver window
becomes the bottleneck. rehash reports the PLB and timeout triggered
rehash attempts by the TCP connection.

Signed-off-by: Mubashir Adnan Qureshi <mubashirq@google.com>
Signed-off-by: Yuchung Cheng <ycheng@google.com>
Signed-off-by: Neal Cardwell <ncardwell@google.com>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
include/uapi/linux/tcp.h diff | blob | history
net/ipv4/tcp.c diff | blob | history
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