On 16/03/17 19:32, Cong Wang wrote:
> Andrei reported a false alarm of lockdep at net/bridge/br_fdb.c:109,
> this is because in Andrei's case, a spin_bug() was already triggered
> before this, therefore the debug_locks is turned off, lockdep_is_held()
> is no longer accurate after that. We should use lockdep_assert_held_once()
> instead of lockdep_is_held() to respect debug_locks.
>
> Reported-by: Andrei Vagin <ava...@gmail.com>
> Signed-off-by: Cong Wang <xiyou.wangc...@gmail.com>
> ---
> net/bridge/br_fdb.c | 2 +-
> net/bridge/br_private.h | 9 ---------
> 2 files changed, 1 insertion(+), 10 deletions(-)
>
Interesting, thanks Cong!
Fixes: 410b3d48f5111 ("bridge: fdb: add proper lock checks in searching
functions")
Acked-by: Nikolay Aleksandrov <niko...@cumulusnetworks.com>
