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bcachefs: Fix count_iters_for_insert()

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This fixes a transaction iterator overflow.

Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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Kent Overstreet 2020-03-21 14:08:01 -04:00 committed by Kent Overstreet
parent 8666a9ad6f
commit fa4dc3987b
1 changed files with 4 additions and 0 deletions
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4
fs/bcachefs/extent_update.c
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@ -44,6 +44,10 @@ static int count_iters_for_insert(struct btree_trans *trans,
* extent we're inserting and overwriting:
*/
*nr_iters += 1;
if (*nr_iters >= max_iters) {
*end = bpos_min(*end, k.k->p);
ret = 1;
}
switch (k.k->type) {
case KEY_TYPE_extent: