tree 47588ab2c46fdaf9f782fadc0c636fc64eeff902
parent 5021976d8dd6d94248026631bfa4578aacd7b563
author Stefan Behrens <sbehrens@giantdisaster.de> 1342537331 -0600
committer Chris Mason <chris.mason@fusionio.com> 1343075287 -0400

Btrfs: suppress printk() if all device I/O stats are zero

Code is added to suppress the I/O stats printing at mount time if all
statistic values are zero.

Signed-off-by: Stefan Behrens <sbehrens@giantdisaster.de>