Re: [microblaze-uclinux] [patch] valid data left in rx fifo: no moreinterrupts

[John Williams <jwilliams@xxxxxxxxxxxxxx>]

Hi Yashi,

Yasushi SHOJI wrote:

> In the course of reading interrupt handler in microblaze arch, I found
> a bug in xmbserial.c

[snip]

> what we sould do is to drop any data in the RX FIFO when flip buffer
> is full, instead of breaking out from while loop.
> 
> Attached patch is a minimal patch to fix the problem; No error
> handling yet.

I finally had a chance to test this patch, but still get the error of 
the serial driver hanging if you dump a large amount of text into it.

Logically, I think your patch is correct, but I'm wondering if there's 
not something else in there that is causing a problem.

What do you think?

John
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