Merge branch 'rs/use-xopen-in-index-pack'

Code clean-up. * rs/use-xopen-in-index-pack: index-pack: use xopen in init_thread

Junio C Hamano committed Sep 23, 2021 at 13:44 UTC b1b065ee35619a42df7381363ffd7096cf1b9a3d

No changes.