Control: tags -1 + confirmed Hi,
On Fri, Apr 30, 2021 at 11:18:40AM +0200, chrysn wrote: > Source: linux > Version: 5.10.28-1 > Severity: wishlist > > > The current configuration does not enable the multipath TCP > functionality provided by the kernel through the MPTCP (and the > the-default MPTCP_IPV6) binary options. > > These have been available since kernel version 5.6. > > When enabled, user space applications can opt in to MPTCP behavior by > using the new IPPROTO_MPTCP; regular TCP connections are unaffected. > > Applications using this are starting slowly (outside of the Apple > ecosystem where this has been in used for years to ensure smooth network > handovers), but having this available widely would make it easier for > application developers to verify MPTCP operation on systems where they > can't easily (or don't have the experience to) rebuild their kernel with > CONFIG_MPTCP=y. > > Please consider enabling this feature. I do agree, and there were requests as well offlist/offbts on this, though we won't enable it anymore at this stage of the bullseye release preparations for bullseye but will follow in a later experimental upload. Regards, Salvatore
