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bcachefs: Fix an iterator bug

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We were incorrectly not restarting the transaction when re-traversing
iterators.

Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2020-03-18 13:40:28 -04:00 • committed by Kent Overstreet
parent 6d61724b2b
commit 8666a9ad6f
1 changed files with 8 additions and 1 deletions
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9
fs/bcachefs/btree_iter.c
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@ -1068,7 +1068,14 @@ retry_all:
goto retry_all;
}
ret = hweight64(trans->iters_live) > 1 ? -EINTR : 0;
if (hweight64(trans->iters_live) > 1)
ret = -EINTR;
else
trans_for_each_iter(trans, iter)
if (iter->flags & BTREE_ITER_KEEP_UNTIL_COMMIT) {
ret = -EINTR;
break;
}
out:
bch2_btree_cache_cannibalize_unlock(c);
return ret;