Date: Sat, 17 Sep 2011 13:22:36 -0700 From: YongHyeon PYUN <pyunyh@gmail.com> To: Eugene Grosbein <egrosbein@rdtc.ru> Cc: stable@freebsd.org, John Baldwin <jhb@freebsd.org>, yongari@freebsd.org Subject: Re: busdma MFC broke ipfw fwd for RELENG_6 Message-ID: <20110917202236.GB13993@michelle.cdnetworks.com> In-Reply-To: <4E74FF02.7070607@rdtc.ru> References: <201109151314.50549.jhb@freebsd.org> <4E7238C3.1060008@rdtc.ru> <20110915181524.GA6557@michelle.cdnetworks.com> <4E724BCD.4040607@rdtc.ru> <20110915191944.GB6557@michelle.cdnetworks.com> <4E72D465.8050900@rdtc.ru> <20110916191355.GA9916@michelle.cdnetworks.com> <4E74A8C6.2070608@rdtc.ru> <20110917200508.GA13993@michelle.cdnetworks.com> <4E74FF02.7070607@rdtc.ru>
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On Sun, Sep 18, 2011 at 03:11:46AM +0700, Eugene Grosbein wrote: > 18.09.2011 03:05, YongHyeon PYUN пишет: > > >>> I have back-ported re(4)/rl(4) for latest 6.x. > >>> http://people.freebsd.org/~yongari/re/6.x/README.txt > >>> Just compile tested and not sure whether it fixes the issue. > >> > >> I confirm that the problem disappears using this driver with clean RELENG_6 sources > >> and RealTek 8169/8169S/8169SB(L)/8110S/8110SB(L) Gigabit Ethernet: > >> > >> re0@pci1:11:0: class=0x020000 card=0x816910ec chip=0x816910ec rev=0x10 hdr=0x00 > >> vendor = 'Realtek Semiconductor' > >> device = 'RTL8110SB Single-Chip Gigabit LOM Ethernet Controller' > >> class = network > >> subclass = ethernet > >> cap 01[dc] = powerspec 2 supports D0 D1 D2 D3 current D0 > >> > >> Also, this machine uses RT8139 (rl0) for its LAN and it works too. > > > > Glad to hear that. Unfortunately I have no plan or time to merge > > all changes made in re(4)/rl(4) to stable/6 so you may have to > > stick to this unofficial driver. As you already know, I overhauled > > these drivers long time ago and there were too many changes. > > Well, given that before busdma commit that hardware worked just fine with stock driver, > it could be less overhead for me to rollback that one busdma small chunk :-) > Who knows, which drivers got broken then in 2010 in 6.4-STABLE with busdma change besides re(4)... I agree but that MFC may have fixed bugs in other driver which correctly used bus_dma(9) KPI.
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