6c38677661
See previous commit for motivation. This was an attempt to simplify
lfs3_trv_read that wasn't worth it.
Code changes:
code stack ctx
before: 35112 2136 660
after: 35164 (+0.1%) 2136 (+0.0%) 660 (+0.0%)
code stack ctx
gbmap before: 38040 2136 776
gbmap after: 38088 (+0.1%) 2136 (+0.0%) 776 (+0.0%)