Commits
Stefan Behrens committed 5ac00addc7a
Btrfs: disallow mutually exclusive admin operations from user mode Btrfs admin operations that are manually started from user mode and that cannot be executed at the same time return -EINPROGRESS. A common way to enter and leave this locked section is introduced since it used to be specific to the balance operation. Signed-off-by: Stefan Behrens <sbehrens@giantdisaster.de> Signed-off-by: Chris Mason <chris.mason@fusionio.com>