Date: Sun, 20 Mar 2005 13:14:05 +0100 (CET) From: Sten Spans <sten@blinkenlights.nl> To: Mike Silbersack <silby@silby.com> Cc: John-Mark Gurney <gurney_j@resnet.uoregon.edu> Subject: Re: changes to make ethernet packets able to be unaligned... Message-ID: <Pine.SOC.4.61.0503201310410.25978@tea.blinkenlights.nl> In-Reply-To: <20050320053637.J54298@odysseus.silby.com> References: <20050317221359.GN89312@funkthat.com> <20050318021907.H844@odysseus.silby.com> <20050318092429.GD37984@funkthat.com> <Pine.SOC.4.61.0503191553060.25978@tea.blinkenlights.nl> <20050320053637.J54298@odysseus.silby.com>
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On Sun, 20 Mar 2005, Mike Silbersack wrote: > > On Sat, 19 Mar 2005, Sten Spans wrote: > >> em with jumboframes is borken atm. >> It seems some drivers don't handle the jumboframes - >> chained mbufs case quite correctly. >> >> -- >> Sten Spans > > Totally broken, or broken when used on non-i386 architectures? Broken on alpha, I haven't had a chance to test other !i386 architectures. But the same problem already has a ( posibly dirty ) fix in openbsd. Alignment is only done for mtu 1500, so jumbo frames are not aligned with causes problems on strict alignment architectures. http://www.freebsd.org/cgi/query-pr.cgi?pr=75794 -- Sten Spans "There is a crack in everything, that's how the light gets in." Leonard Cohen - Anthem
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