btrfs: simplify the logic in need_preemptive_flushing

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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>

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Josef Bacik 2020-10-09 09:28:26 -04:00 • committed by David Sterba

parent 9f42d37748

commit 2e294c6049

1 changed files with 48 additions and 25 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

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73

fs/btrfs/space-info.c

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