Re: [lkp-robot] [ipv6] 2b760fcf5c: WARNING:suspicious_RCU_usage

From: Eric Dumazet
Date: Fri Oct 13 2017 - 10:10:27 EST


On Thu, Oct 12, 2017 at 10:09 PM, Wei Wang <weiwan@xxxxxxxxxx> wrote:
>
> This warning should be fixed by later commit 66f5d6ce53e6 ("ipv6:
> replace rwlock with rcu and spinlock in fib6_table").
> But by this commit, rcu is not yet used in ip6_pol_route(). (Sorry
> that I missed this earlier.) Not sure what to do here to fix this
> particular warning for this commit.

Hi Wei

There is nothing special to be done, if the current tree is all good.

Such a major patch series being done without a single temp 'bug' would
have been quite a challenge.

Thanks !