From: Jonas Jensen <jonas.jen...@gmail.com> Date: Tue, 28 Mar 2017 12:12:38 +0200
> moxart_mac_start_xmit() doesn't care where tx_tail is, tx_head can > catch and pass tx_tail, which is bad because moxart_tx_finished() > isn't guaranteed to catch up on freeing resources from tx_tail. > > Add a check in moxart_mac_start_xmit() stopping the queue at the > end of the circular buffer. Also add a check in moxart_tx_finished() > waking the queue if the buffer has TX_WAKE_THRESHOLD or more > free descriptors. > > While we're at it, move spin_lock_irq() to happen before our > descriptor pointer is assigned in moxart_mac_start_xmit(). > > Addresses https://bugzilla.kernel.org/show_bug.cgi?id=99451 > > Signed-off-by: Jonas Jensen <jonas.jen...@gmail.com> Applied, thank you.
