Re: [PATCH] net: core: devlink.c: Use built-in RCU list checking

From: David Miller
Date: Wed Feb 26 2020 - 19:59:34 EST


From: madhuparnabhowmik10@xxxxxxxxx
Date: Tue, 25 Feb 2020 17:57:45 +0530

> From: Madhuparna Bhowmik <madhuparnabhowmik10@xxxxxxxxx>
>
> list_for_each_entry_rcu() has built-in RCU and lock checking.
>
> Pass cond argument to list_for_each_entry_rcu() to silence
> false lockdep warning when CONFIG_PROVE_RCU_LIST is enabled.
>
> The devlink->lock is held when devlink_dpipe_table_find()
> is called in non RCU read side section. Therefore, pass struct devlink
> to devlink_dpipe_table_find() for lockdep checking.
>
> Signed-off-by: Madhuparna Bhowmik <madhuparnabhowmik10@xxxxxxxxx>

Applied, thank you.