Date: Wed, 19 Nov 2014 11:32:59 -0800 From: Adrian Chadd <adrian@freebsd.org> To: Hans Petter Selasky <hps@selasky.org> Cc: Lawrence Stewart <lstewart@freebsd.org>, FreeBSD Current <freebsd-current@freebsd.org>, Luigi Rizzo <rizzo@iet.unipi.it>, Navdeep Parhar <np@freebsd.org> Subject: Re: [RFC] Removal of M_FLOWID flag from m_flags [WAS: Add support for hardware transmit rate limiting queues] Message-ID: <CAJ-Vmom3_gt-=sXsByO4Frw6FjLXZAitGH5=MOuaVvoZsQEnFg@mail.gmail.com> In-Reply-To: <546CEEAB.7000207@selasky.org> References: <546CE948.2070105@selasky.org> <CAJ-VmokR-diHyDjETwQ8k5koY3cPQ=PHtfeqpkC7rHyrZb1FTQ@mail.gmail.com> <546CEEAB.7000207@selasky.org>
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The RSS hash is also used for: * TCP timers, * UDP transmit, and * the transmit path in RSS aware drivers (igb / ixgbe) -adrian On 19 November 2014 11:25, Hans Petter Selasky <hps@selasky.org> wrote: > On 11/19/14 20:23, Adrian Chadd wrote: >> >> Hm, how are we going to have the RSS stuff work at the same time as >> the hardware flow steering stuff you're prototyping? >> > > Hi Adrain, > > RSS is only the receive side and its functionality is not touched. I'm just > re-using the RSS fields for the transmit side, where the "rsstype" is > currently not used. > > Do you see anything broken in my patch? > > --HPS >
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