Date: Wed, 09 Jul 2003 16:50:56 +0100 From: Mark Murray <mark@grondar.org> To: Maxime Henrion <mux@freebsd.org>, Warner Losh <imp@freebsd.org> Cc: current@freebsd.org Subject: Re: Broken ep0 Message-ID: <200307091550.h69FoubN081076@grimreaper.grondar.org> In-Reply-To: Your message of "Wed, 09 Jul 2003 17:40:06 %2B0200." <20030709154006.GG42121@elvis.mu.org>
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Maxime Henrion writes: > > Can you have a look at this please? > > > > The symptoms are an ep0 that works for a few packets and then > > completely stops working. It doesn't respond to pings, nothing. > > I think you and/or Warner got mistaken. My last round of changes > to if_ep.c _fixed_ some race conditions that previously weren't a > problem, but became a problem once Warner flag'd the pccbb interrupts > INTR_MPSAFE. It's very possible that there are other problems left > in the ep(4) driver, but I highly doubt my changes to if_ep.c are the > culprit. I'm sorry but I can't do anything for you since I don't > even have ep(4) hardware here ; I was able to fix the race conditions > mentioned above because people reported panics with stacktrace that > made the problem obvious. OK - problem. I have a broken driver, with a dodgy patch to "fix" it, and you guys are both saying "not my problem". I'm quite happy to make it my problem, but I'll need a bit of help, please. Who is it going to be? M -- Mark Murray iumop ap!sdn w,I idlaH
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