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btrfs: delayed-ref: extract find_first_ref_head from find_ref_head
authorLu Fengqi <lufq.fnst@cn.fujitsu.com>
Mon, 15 Oct 2018 06:25:38 +0000 (14:25 +0800)
committerDavid Sterba <dsterba@suse.com>
Wed, 17 Oct 2018 17:21:00 +0000 (19:21 +0200)
commit8244b1664b34cbe06b010f4bd80a00bea1d0a66b
tree683157edc234c77d7b2553a70df33f22b248c65ctree | snapshot
parent6e00e6924043d276af02c897e28aca714946df92commit | diff
btrfs: delayed-ref: extract find_first_ref_head from find_ref_head

The find_ref_head shouldn't return the first entry even if no exact match
is found. So move the hidden behavior to higher level.

Besides, remove the useless local variables in the btrfs_select_ref_head.

Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: Lu Fengqi <lufq.fnst@cn.fujitsu.com>
[ reformat comment ]
Signed-off-by: David Sterba <dsterba@suse.com>
fs/btrfs/delayed-ref.c diff | blob | history
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