btrfs: reada: reduce additional fs_info->reada_lock in reada_find_zone

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We can avoid additional locking-acquirment and one pair of
kref_get/put by combine two condition.

Signed-off-by: Zhao Lei <zhaolei@cn.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.com>

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Zhao Lei 2015-12-18 21:48:48 +08:00 • committed by David Sterba

parent 503785306d

commit c37f49c7ef

1 changed files with 4 additions and 8 deletions

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fs/btrfs/reada.c

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