On Fri, 23 Oct 2026 17:22:45 +0100 Frank Dressler <[email protected]> wrote:
> This series fixes a bug in the AF_PACKET PMD that prevented it from > running in rollover fanout mode. > > History: 364e08f2bb introduced the AF_PACKET PMD in 2014 and > unconditionally set the rollover flag. In 2025, d3bc77ab05 added > code allowing the user to select the fanout mode, including rollover > mode. Both the flag and the mode were introduced in Linux in 2013 > with 77f65ebdca but their combination has been rejected ever since. > Because of that, rollover mode has never worked in the PMD. > > The first patch clears the rollover _flag_ when the rollover _mode_ > is set. > > The second patch adds a test that checks that each fanout mode the > PMD supports is accepted by the kernel. > > Frank Dressler (2): > net/af_packet: do not set rollover flag in rollover mode > test/af_packet: add test for fanout modes LGTM - applied to next-net
