btrfs: simplify obtaining a delayed ref head

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Instead of doing it in two steps outside of delayed-ref.c, leaking low
level details such as locking, move the logic entirely to delayed-ref.c
under btrfs_select_ref_head(), reducing code and making things simpler
for the caller.

Reviewed-by: Boris Burkov <boris@bur.io>
Reviewed-by: Qu Wenruo <wqu@suse.com>
Signed-off-by: Filipe Manana <fdmanana@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

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Filipe Manana 2024-10-21 12:40:08 +01:00 • committed by David Sterba

parent 7ef3604886

commit a98048e10d

3 changed files with 23 additions and 41 deletions

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27

fs/btrfs/delayed-ref.c

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2

fs/btrfs/delayed-ref.h

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35

fs/btrfs/extent-tree.c

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