From owner-freebsd-net Thu Aug 3 12:26:35 2000 Delivered-To: freebsd-net@freebsd.org Received: from khavrinen.lcs.mit.edu (khavrinen.lcs.mit.edu [18.24.4.193]) by hub.freebsd.org (Postfix) with ESMTP id 7D9DB37B43C for ; Thu, 3 Aug 2000 12:26:31 -0700 (PDT) (envelope-from wollman@khavrinen.lcs.mit.edu) Received: (from wollman@localhost) by khavrinen.lcs.mit.edu (8.9.3/8.9.3) id PAA24151; Thu, 3 Aug 2000 15:26:19 -0400 (EDT) (envelope-from wollman) Date: Thu, 3 Aug 2000 15:26:19 -0400 (EDT) From: Garrett Wollman Message-Id: <200008031926.PAA24151@khavrinen.lcs.mit.edu> To: Luigi Rizzo Cc: freebsd-net@FreeBSD.ORG Subject: Re: Max data queued for UDP In-Reply-To: <200008031917.VAA23823@info.iet.unipi.it> References: <200008031909.PAA24064@khavrinen.lcs.mit.edu> <200008031917.VAA23823@info.iet.unipi.it> Sender: owner-freebsd-net@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org < said: > the mbuf is still initialized/copied manually, and i think there is > already some m_pullup() anyways in the code path to bring up the > ip header at least. Bug. > If the packet fits into one mbuf, > copying 20 bytes or 108 makes very little difference compared with > other costs, right ? It may get to the point of significance given 256-byte mbufs. -GAWollman -- Garrett A. Wollman | O Siem / We are all family / O Siem / We're all the same wollman@lcs.mit.edu | O Siem / The fires of freedom Opinions not those of| Dance in the burning flame MIT, LCS, CRS, or NSA| - Susan Aglukark and Chad Irschick To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message