Hi Tim, On Thu, Feb 2, 2017 at 7:09 PM, Tim Harvey <tharvey@xxxxxxxxxxxxx> wrote: >> Could this be the same issue you are observing now? > > Yes - same issue Just wanted to point out that this DMA issue is orthogonal to this patch series that I sent. Clemens has also observed this problem even without these patches. Unfortunately I am not able to reproduce it on a mx6solo, which is the only system that I have with a RS485 transceiver. -- To unsubscribe from this list: send the line "unsubscribe linux-serial" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html