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bcachefs: Fix blocking with locks held

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This is a major oopsy - we should always be unlocking before calling
closure_sync(), else we'll cause a deadlock.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2022-09-23 21:00:24 -04:00
parent 01ed3359b2
commit c6cf49a95a
1 changed files with 2 additions and 2 deletions
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4
fs/bcachefs/btree_update_interior.c
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@ -1117,10 +1117,10 @@ bch2_btree_update_start(struct btree_trans *trans, struct btree_path *path,
closure_init_stack(&cl);
bch2_trans_unlock(trans);
do {
ret = bch2_btree_reserve_get(trans, as, nr_nodes, flags, &cl);
bch2_trans_unlock(trans);
closure_sync(&cl);
} while (ret == -EAGAIN);
}