[U-Boot] [PATCH] mem_mtest: fix error reporting, allow escape with ^C

[Mike Frysinger <vapier@gentoo.org>]

On Friday 02 October 2009 18:18:33 Paul Gortmaker wrote:
> The basic memtest function tries to watch for ^C after each
> pattern pass as an escape mechanism, but if things are horribly
> wrong, we'll be stuck in an inner loop flooding the console with
> error messages and never check for ^C.  To make matters worse,
> if the user waits for all the error messages to complete, we
> then incorrectly report the test passed without errors.
> 
> Adding a check for ^C after any error is printed will give
> the end user an escape mechanism from a console flood without
> slowing down the overall test speed on a slow processor.
> 
> Also, the more extensive memtest quit after just a single error,
> which is inconsistent with the normal memtest, and not useful if
> if you are doing dynamic environmental impact testing, such as
> heating/cooling etc.
> 
> Both tests now track the error count and report it properly
> at test completion.

thanks, Acked-by: Mike Frysinger <vapier@gentoo.org>
-mike
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