From: Jakub Kicinski <kuba@kernel.org>
To: Mubashir Adnan Qureshi <mubashirmaq@gmail.com>
Cc: David Miller <davem@davemloft.net>,
netdev@vger.kernel.org,
Mubashir Adnan Qureshi <mubashirq@google.com>,
Yuchung Cheng <ycheng@google.com>,
Neal Cardwell <ncardwell@google.com>,
Eric Dumazet <edumazet@google.com>
Subject: Re: [PATCH net-next 1/5] tcp: add sysctls for TCP PLB parameters
Date: Thu, 29 Sep 2022 19:37:31 -0700 [thread overview]
Message-ID: <20220929193731.2fa59ca9@kernel.org> (raw)
In-Reply-To: <20220929142447.3821638-2-mubashirmaq@gmail.com>
On Thu, 29 Sep 2022 14:24:43 +0000 Mubashir Adnan Qureshi wrote:
> PLB (Protective Load Balancing) is a host based mechanism for load
> balancing across switch links. It leverages congestion signals(e.g. ECN)
> from transport layer to randomly change the path of the connection
> experiencing congestion. PLB changes the path of the connection by
> changing the outgoing IPv6 flow label for IPv6 connections (implemented
> in Linux by calling sk_rethink_txhash()). Because of this implementation
> mechanism, PLB can currently only work for IPv6 traffic. For more
> information, see the SIGCOMM 2022 paper:
> https://doi.org/10.1145/3544216.3544226
>
> This commit adds new sysctl knobs and sets their default values for
> TCP PLB.
please try to build each individual patch, this one breaks build:
net/ipv4/tcp_ipv4.c:3225:47: error: use of undeclared identifier 'TCP_PLB_SCALE'
net->ipv4.sysctl_tcp_plb_cong_thresh = (1 << TCP_PLB_SCALE) / 2;
^
next prev parent reply other threads:[~2022-09-30 2:37 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-29 14:24 [PATCH net-next 0/5] Add PLB functionality to TCP Mubashir Adnan Qureshi
2022-09-29 14:24 ` [PATCH net-next 1/5] tcp: add sysctls for TCP PLB parameters Mubashir Adnan Qureshi
2022-09-30 2:37 ` Jakub Kicinski [this message]
2022-09-29 14:24 ` [PATCH net-next 2/5] tcp: add PLB functionality for TCP Mubashir Adnan Qureshi
2022-09-29 14:24 ` [PATCH net-next 3/5] tcp: add support for PLB in DCTCP Mubashir Adnan Qureshi
2022-09-29 14:24 ` [PATCH net-next 4/5] tcp: add u32 counter in tcp_sock and an SNMP counter for PLB Mubashir Adnan Qureshi
2022-09-29 14:24 ` [PATCH net-next 5/5] tcp: add rcv_wnd and plb_rehash to TCP_INFO Mubashir Adnan Qureshi
2022-09-30 4:53 ` [PATCH net-next v2 0/5] Add PLB functionality to TCP Mubashir Adnan Qureshi
2022-09-30 4:53 ` [PATCH net-next v2 1/5] tcp: add sysctls for TCP PLB parameters Mubashir Adnan Qureshi
2022-09-30 4:53 ` [PATCH net-next v2 2/5] tcp: add PLB functionality for TCP Mubashir Adnan Qureshi
2022-09-30 4:53 ` [PATCH net-next v2 3/5] tcp: add support for PLB in DCTCP Mubashir Adnan Qureshi
2022-09-30 4:53 ` [PATCH net-next v2 4/5] tcp: add u32 counter in tcp_sock and an SNMP counter for PLB Mubashir Adnan Qureshi
2022-09-30 4:53 ` [PATCH net-next v2 5/5] tcp: add rcv_wnd and plb_rehash to TCP_INFO Mubashir Adnan Qureshi
2022-10-03 23:42 ` [PATCH net-next v2 0/5] Add PLB functionality to TCP Jakub Kicinski
-- strict thread matches above, loose matches on Subject: below --
2022-10-26 13:51 [PATCH net-next " Mubashir Adnan Qureshi
2022-10-26 13:51 ` [PATCH net-next 1/5] tcp: add sysctls for TCP PLB parameters Mubashir Adnan Qureshi
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