Re: [PATCHv2 bluetooth] mac802154: tx: fix synced xmit deadlock

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hi Alex,

> This patch reverts 6001d52 ("mac802154: tx: don't allow if down while
> sync tx"). This has side effects with stop callback which flush the
> transmit workqueue. The stop callback will wait until the workqueue is
> flushed and holding the rtnl lock. That means it can happen that the stop
> callback waits forever because it try to lock the rtnl mutex which is
> already hold by stop callback.
> 
> Cc: Michael Hennerich <michael.hennerich@xxxxxxxxxx>
> Signed-off-by: Alexander Aring <alex.aring@xxxxxxxxx>
> ---
> changes since v2:
> - remove ASSERT_RTNL as well in "xmit sync" driver-ops.
> 
> net/mac802154/driver-ops.h | 3 ---
> net/mac802154/tx.c         | 9 ---------
> 2 files changed, 12 deletions(-)

patch has been applied to bluetooth-next tree.

Regards

Marcel

--
To unsubscribe from this list: send the line "unsubscribe linux-wpan" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Linux NFS]     [Linux NILFS]     [Linux USB Devel]     [Linux Audio Users]     [Photo]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux