Date: Thu, 01 May 1997 16:26:17 -0700 From: Julian Elischer <julian@whistle.com> To: Mark Tinguely <tinguely@plains.nodak.edu> Cc: freebsd-atm@FreeBSD.ORG, freebsd-hackers@FreeBSD.ORG Subject: Re: custom free for external mbuf Message-ID: <33692699.ABD322C@whistle.com> References: <199705012208.RAA03104@plains.nodak.edu>
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Mark Tinguely wrote: > > back in October, I said that I wanted to add a permanent association > between an external mbuf and the external buffer. I call this M_PERM. > below is a context diff from 2.2.1-RELEASE. I have a card that holds > hundreds of mbufs until the ATM card gets data, then they will pass > through some networks stack and when released they get requeued to > the ATM card. I want to lower the cost of making/breaking the mbuf > to external connection, and besides since I hold so many mbufs in the > ATM queue, I do not want to have other devices fighting the card for > resources. > > [... chop ...] you should also talk with Matt Thomas (Mr. DEC chips) as he has some changes and such he'd like to see in there too. julian
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