Messages in this thread | | | Date | Thu, 13 May 2021 16:17:20 +0200 | From | Greg Kroah-Hartman <> | Subject | Re: [PATCH] serial: 8250: 8250_omap: Fix possible interrupt storm |
| |
On Tue, May 11, 2021 at 08:49:55PM +0530, Vignesh Raghavendra wrote: > It is possible that RX TIMEOUT is signalled after RX FIFO has been > drained, in which case a dummy read of RX FIFO is required to clear RX > TIMEOUT condition. Otherwise, RX TIMEOUT condition is not cleared > leading to an interrupt storm > > Cc: stable@vger.kernel.org
How far back does this need to go? What commit id does this fix? What caused this to just show up now vs. previously?
thanks,
greg k-h
| |