On Sun, 17 Feb 2008 23:36:59 -0700
Matthew Wilcox <[EMAIL PROTECTED]> wrote:

> 
> This is the first release of a driver we've been using internally at Intel
> for a few weeks which is as low-latency as possible.  It's designed to
> let us find latency issues elsewhere in the storage stack (eg filesystem,
> block layer, scsi layer)
> 
> There are a few different options, controlled through module parameters.
> The sector size and disc capacity are load-time parameters, but the
> parameters affecting performance are tweakable at runtime.
> 
> Arguably, this driver should be merged into scsi_debug.  I didn't want to
> trip over Doug's toes while developing this driver, and the two drivers
> do have very different objectives.  scsi_debug is obviously a lot more
> fully-featured and implements lots of bits of the spec I simply haven't
> bothered with.  Like MODE SENSE ;-)

I see that two drivers have very different objectives but if we add
use_thread option to scsi_debug (we can do easily), it seems that
scsi_debug can provide all the features that scsi_ram does.

If we clean up scsi_debug driver, can scsi_debug work as a nice scsi
ram driver?
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