[RFC PATCH v2 0/2] mm/damon: avoid division by zero from damos_quota_score()
SJ Park <[email protected]>
| Newsgroups | gmane.linux.kernel.stable,gmane.linux.kernel,gmane.linux.kernel.mm |
|---|---|
| Message-ID | <[email protected]> |
DAMON_SAMPLE_MTIER and DAMON_LRU_SORT allow the user to trigger division by zero in damos_quota_score(). Avoid it by adding parameters validation checks. Changes from RFC - RFC: https://lore.kernel.org/[email protected] - Add a fix for DAMON_LRU_SORT. SJ Park (2): samples/damon/mtier: error out for zero quota goal target values mm/damon/lru_sort: error out for >10000 active_mem_bp mm/damon/lru_sort.c | 2 ++ samples/damon/mtier.c | 3 +++ 2 files changed, 5 insertions(+) base-commit: 51d61cb34d137b13957ce83455c1f596d39e8cfe -- 2.47.3