2016-04-06 15:27, Olivier Matz: > Seen while trying to fix the func_reentrancy autotest. The > series addresses several issues: > > 1/ Hash and lpm return a pointer to an existing object if the user requests > the > creation with an already existing name. This look dangerous: when an object > is returned, the user does not know if it should be freed or not. > > 2/ There is a race condition in cuckoo_hash as the lock is not held in > rte_hash_create(). We could find some cases where NULL is returned when the > object already exists (ex: when rte_ring_create() fails). > > 3/ There is a race condition func_reentrancy that can fail even if the tested > API behaves correctly.
Applied, thanks
