From owner-freebsd-net Tue Aug 20 13: 0:18 2002 Delivered-To: freebsd-net@freebsd.org Received: from mx1.FreeBSD.org (mx1.FreeBSD.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 8D7EA37B409 for ; Tue, 20 Aug 2002 13:00:14 -0700 (PDT) Received: from rwcrmhc51.attbi.com (rwcrmhc51.attbi.com [204.127.198.38]) by mx1.FreeBSD.org (Postfix) with ESMTP id DE1C343E75 for ; Tue, 20 Aug 2002 13:00:13 -0700 (PDT) (envelope-from julian@elischer.org) Received: from InterJet.elischer.org ([12.232.206.8]) by rwcrmhc51.attbi.com (InterMail vM.4.01.03.27 201-229-121-127-20010626) with ESMTP id <20020820200013.MQMK1746.rwcrmhc51.attbi.com@InterJet.elischer.org>; Tue, 20 Aug 2002 20:00:13 +0000 Received: from localhost (localhost.elischer.org [127.0.0.1]) by InterJet.elischer.org (8.9.1a/8.9.1) with ESMTP id MAA52663; Tue, 20 Aug 2002 12:54:45 -0700 (PDT) Date: Tue, 20 Aug 2002 12:54:44 -0700 (PDT) From: Julian Elischer To: Andrew Gallatin Cc: Bosko Milekic , Luigi Rizzo , freebsd-net@FreeBSD.ORG Subject: Re: m_getcl and end-to-end performance In-Reply-To: <15714.40341.115512.786712@grasshopper.cs.duke.edu> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-net@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org On Tue, 20 Aug 2002, Andrew Gallatin wrote: > > Bosko Milekic writes: > > > > On Tue, Aug 20, 2002 at 03:36:38PM -0400, Andrew Gallatin wrote: > > > > > > Luigi Rizzo writes: > > > > > > > > now if you have patches i'll be happy to have a look at them. > > > > > > Here's what I'm running with now. It removes the M_PKTHDR > > > requirement, allowing me to use multiple m_getcl()'s to stock jumbo > > > frames. > > > > I forgot about something in Luigi's original patch: > > > > Does this stuff make sure to only stock the pool with mbufs+clusters > > and not mbufs+any_other_external_buffer? This requirement seems to be > > Yes, it checks that M_EXT_WRITABLE(m) is true before adding it to the pool. Are only Cluster mbufs writable? > > Drew > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-net" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message