John Baldwin <jhb_at_freebsd.org> writes: > Can you please try http://www.FreeBSD.org/~jhb/patches/dma_pg.patch? This > lines up with your analysis in that it fixes a problem in the bounce buffer > code that was introduced with the new USB stack (and only triggers when the > USB code has to use a bounce buffer). I'll try to get this tested this weekend. (Although, in my experience, the bug is fairly intermittent, so it may take a while to show up if this bug doesn't fix it. On the other hand, I don't usually do large-scale data transfers to USB/umass devices like the other guy does, so that might be a good thing for me to try to test this. Hmmm.) RichardReceived on Fri Apr 17 2009 - 03:46:27 UTC
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