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Ilya Dryomov authored
Introduce /sys/bus/rbd/devices/<id>/minor sysfs attribute for exporting rbd whole disk minor numbers. This is a step towards single-major device number allocation scheme, but also a good thing on its own. Signed-off-by: Ilya Dryomov <ilya.dryomov@inktank.com> Reviewed-by: Alex Elder <elder@linaro.org> Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
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