Date: Sat, 4 Jan 2003 12:27:11 +0100 From: Sameh Ghane <sw@anthologeek.net> To: Hidetoshi Shimokawa <simokawa@sat.t.u-tokyo.ac.jp> Cc: freebsd-firewire@freebsd.org, freebsd-mobile@freebsd.org Subject: Re: if_fwe and interrupts weirdness in current (maybe cardbus related ?) Message-ID: <20030104112711.GA18097@anthologeek.net> In-Reply-To: <ybsznqh42p3.wl@ett.sat.t.u-tokyo.ac.jp> References: <20021216143510.GC14230@anthologeek.net> <ybsznqh42p3.wl@ett.sat.t.u-tokyo.ac.jp>
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Le (On) Sat, Jan 04, 2003 at 07:41:28PM +0900, Hidetoshi Shimokawa ecrivit (wrote): > > Everything worked fine (at least, I thought it did), even in bridge mode (on the > > workstation) ! > > > > After a few minutes, communication became unidirectional: the laptop was able to > > receive data from the WS, but the WS seemed not to receive anything from the > > laptop (tcpdump showed that the laptop correctly answered to ARP requests, but > > the WS never received them). > > > > The fix is just to plug out and in again the IEEE1394 cable. > > I have reproduced similar problem. Did you use NFS when the problem > occured? I think the laptop's TX buffer is stalled. Humm, yes, but even without NFS, I remember it occured too. > > firewire0: start AT DMA status=0 > > firewire0: unrecoverable error > > NFS seems to generate mbuf with zero data size and this stops > some OHCI chips with unrecoverable error. > I have committed a fix to -current. Could you copy -current's > /sys/dev/firewire and /sys/modules/firewire then test it? I'll do it as soon as I can ! (the laptop had a 3 weeks longevity...) Cheers, -- Sameh To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-mobile" in the body of the message
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