tree de0fe15e0678c13e25ac3dd46c89a3ba18271a0e
parent d0db819d9c5abe904f85a3b21a95023fef007f20
author Jens Axboe <axboe@kernel.dk> 1332447660 +0100
committer Jens Axboe <axboe@kernel.dk> 1332447660 +0100

gfio: hide graph if all values are zero

If all visible data points in a label are zero, don't display it
and don't show tooltips.

Signed-off-by: Jens Axboe <axboe@kernel.dk>