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

David Miller davem at davemloft.net
Thu Feb 27 00:59:31 UTC 2020


From: madhuparnabhowmik10 at gmail.com
Date: Tue, 25 Feb 2020 17:57:45 +0530

> From: Madhuparna Bhowmik <madhuparnabhowmik10 at gmail.com>
> 
> 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 at gmail.com>

Applied, thank you.


More information about the Linux-kernel-mentees mailing list