tree cb40e6dc6eed38e728df2c5e514d3ad227d9d617
parent 9f42d37748264d65ca611b60c22b9c003030b0b3
author Josef Bacik <josef@toxicpanda.com> 1602250106 -0400
committer David Sterba <dsterba@suse.com> 1612821539 +0100

btrfs: simplify the logic in need_preemptive_flushing

A lot of this was added all in one go with no explanation, and is a bit
unwieldy and confusing.  Simplify the logic to start preemptive flushing
if we've reserved more than half of our available free space.

Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: David Sterba <dsterba@suse.com>