Re: [PATCH nf] netfilter: xtables: add scheduling opportunity in get_counters

2017-09-01 Thread Eric Dumazet
On Fri, Sep 1, 2017 at 1:41 PM, Florian Westphal wrote: > There are reports about spurious softlockups during iptables-restore, a > backtrace i saw points at get_counters -- it uses a sequence lock and also > has unbounded restart loop. > > Signed-off-by: Florian Westphal

[PATCH nf] netfilter: xtables: add scheduling opportunity in get_counters

2017-09-01 Thread Florian Westphal
There are reports about spurious softlockups during iptables-restore, a backtrace i saw points at get_counters -- it uses a sequence lock and also has unbounded restart loop. Signed-off-by: Florian Westphal --- net/ipv4/netfilter/arp_tables.c | 1 +