> > If a serial port is used as a console, the port is used for both DMA > > (normal use) and PIO (serial console output). The latter can have a > > negative impact on the former, aggravating existing bugs, or triggering > > more races, even in the hardware. So I think it's better to be more > > cautious and keep DMA disabled for the console. > > Thanks for the extensive and comprehensible replies. > No more questions from my end. > Looking forward to picking the patches from vanilla/stable trees. If you could formally add such a tag: Tested-by: <your email> (maybe also Acked-by: or Reviewed-by:, dunno if you think it is apropriate) to the patches, this would be much appreciated and will usually speed up the patches getting applied. Thanks for your help!
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