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由 Nikolay Borisov 提交于
After commit 996478ca ("btrfs: change how we decide to commit transactions during flushing") there is no need to hold the delayed_rsv during the percpu_counter_compare call since we get the byte's snapshot earlier. So hold the lock only while reading delayed_rsv. Signed-off-by: NNikolay Borisov <nborisov@suse.com> Reviewed-by: NDavid Sterba <dsterba@suse.com> Signed-off-by: NDavid Sterba <dsterba@suse.com>
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