Re: [PATCH net-next] net: add rcu locking when changing early demux

2017-04-24 Thread David Miller
From: David Ahern Date: Sat, 22 Apr 2017 09:33:16 -0700 > systemd-sysctl is triggering a suspicious RCU usage message when > net.ipv4.tcp_early_demux or net.ipv4.udp_early_demux is changed via > a sysctl config file: > > [ 33.896184] === > [ 33.899558] [ ERR: susp

[PATCH net-next] net: add rcu locking when changing early demux

2017-04-22 Thread David Ahern
systemd-sysctl is triggering a suspicious RCU usage message when net.ipv4.tcp_early_demux or net.ipv4.udp_early_demux is changed via a sysctl config file: [ 33.896184] === [ 33.899558] [ ERR: suspicious RCU usage. ] [ 33.900624] 4.11.0-rc7+ #104 Not tainted [ 3