[dm-devel] [RFC PATCH v2 0/2] add simple copy support

[Pavel Machek]

Hi!

> > Good idea. Are you thinking of a sysfs entry to select the backend?
> 
> Not sure on this one, initially I thought of a sysfs file, but then
> how would you do it. One "global" sysfs entry is probably a bad idea.
> Having one per block device to select native vs emulation maybe? And
> a good way to benchmark.
> 
> The other idea would be a benchmark loop on boot like the raid library
> does.

Doing copy benchmarking would require writes on the media, right?

Kernel should not do such stuff without userspace requesting it...

Best regards,
								Pavel
-- 
http://www.livejournal.com/~pavelmachek
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