btrfs: get mapping tree directly from fsinfo in find_first_block_group

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We already have an fs_info in our function parameters, there's no need
to do the maths again and get fs_info from the extent_root just to get
the mapping_tree.

Instead directly grab the mapping_tree from fs_info.

Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: David Sterba <dsterba@suse.com>

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Johannes Thumshirn 2020-06-02 19:05:56 +09:00 • committed by David Sterba

parent 96f9b0f2fa

commit 89d7da9bc5

1 changed files with 1 additions and 1 deletions

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fs/btrfs/block-group.c

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