Hi Eric, On 2019/7/26 17:58, Eric Dumazet wrote: > > > On 7/26/19 11:17 AM, Shaokun Zhang wrote: >> From: Yang Guo <guoya...@huawei.com> >> >> There is an significant performance regression with the following >> commit-id <adb03115f459> >> ("net: get rid of an signed integer overflow in ip_idents_reserve()"). >> >> > > So, you jump around and took ownership of this issue, while some of us > are already working on it ? >
Any update about this issue? Thanks, Shaokun > Have you first checked that current UBSAN versions will not complain anymore ? > > A revert adding back the original issue would be silly, performance of > benchmarks is nice but secondary. > > >