RE: [PATCH] serial: Flush posted write on 34xx to make 8250 work (Re: What happened to the serial console on BeagleBoard with 2.6.28-rc2?)

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> From: linux-omap-owner@xxxxxxxxxxxxxxx [mailto:linux-omap-
> owner@xxxxxxxxxxxxxxx] On Behalf Of Tony Lindgren
> Well the real problem has been found, there's a bug with the recent
> ptebits patches, which causes section mappings to be just MT_MEMORY
> instead of MT_DEVICE..
>
> So let's put things on hold until we have a real fix for that on the
> linux-arm-kernel mailing list, hopefully today.

That makes a lot more sense.  It was odd to see a flurry of failures.

SO vs. DEVICE were occasional errors usually seen under irq stress. It never took down the serial port.  Mapping things a MEMORY surely would.

Regards,
Richard W.

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