md: allow integers to be passed to md/level
authorDan Williams <dan.j.williams@intel.com>
Sun, 2 May 2010 17:04:16 +0000 (10:04 -0700)
committerNeilBrown <neilb@suse.de>
Tue, 18 May 2010 05:27:58 +0000 (15:27 +1000)
e.g. allow md to interpret 'echo 4 > md/level' as a request for raid4.

Signed-off-by: Dan Williams <dan.j.williams@intel.com>

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