From: Daniel Borkmann <dan...@iogearbox.net> Date: Mon, 31 Aug 2015 15:58:43 +0200
> Original cover letter: > > Currently, the following case doesn't use DCTCP, even if it should: > > - responder has f.e. cubic as system wide default > - 'ip route congctl dctcp $src' was set > > Then, DCTCP is NOT used if a DCTCP sender attempts to connect from a > host in the $src range: ECT(0) is set, but listen_sk is not dctcp, so > we fail the INET_ECN_is_not_ect sanity check. > > We also have to examine the dst used for the SYN/ACK reply to make > this case work. > > In order to minimize additional cost, store the 'ecn is must have' > information is the dst_features field. > > The set targets -next instead of -net since this doesn't seem to be a > serious bug and to give the change more soak time until it hits linus > tree. > > v1 -> v2: > - Addressed Dave's feedback, not exposing any bits to user space > - Added patch 3 to reject incorrect configurations > - Rest as is, rebased and retested Series applied, thanks Daniel. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
