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Message-ID: <47AAA2E4.5010007@transmode.se> Date: Thu, 07 Feb 2008 07:19:16 +0100 From: Johan Andersson <johan.andersson@...nsmode.se> To: "Kok, Auke" <auke-jan.h.kok@...el.com> CC: netdev@...r.kernel.org Subject: Re: e1000e: Hardware CRC stripping doesn't work with 82566DM-2 Kok, Auke wrote: > Johan Andersson wrote: > >> Hi, >> >> In commit 140a74802894e9db57e5cd77ccff77e590ece5f3 a workaround for crc >> stripping was removed. >> However, the hardware supported crc stripping now in use doesn't seem to >> work with the following chip: >> Intel Corporation 82566DM-2 Gigabit Network Connection (rev 02) (8086:10bd) >> >> I discovered this while trying to make this nic member of a bridge. >> Since some frames get too large for the bridge they are dropped, making >> it impossible to use this nic in a bridge. >> >> Reverting this commit makes the nic and brigde work again. >> >> Are there any more chips in this family suffering from this? >> > > I have only heard from this issue for 82566dm-2 chipsets, but I'm looking into it > atm (time permitting). It has been reported by Herbert Xu to cause issues in the > same matter last week. > > I'm not sure what the real issue is right now, I hope to get an answer on this later. > > Auke > > Ok, thanks. Tell me if I can help out in any way. /Johan -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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