On Tuesday 03 March 2015 10:32:04 m. allan noah wrote: > On Tue, Mar 3, 2015 at 10:27 AM, Heinz Wiesinger > > <hmwiesin...@liwjatan.at> wrote: > > On Tuesday 16 December 2014 17:23:43 Heinz Wiesinger wrote: > >> On Tuesday 16 December 2014 10:33:14 m. allan noah wrote: > >> > I have just committed an attempted workaround for this Linux kernel > >> > bug. I have tested with Fujitsu and Canon scanners, and it does fix > >> > the problem. I have not tested with other scanners. We need as much > >> > testing on this as we can get. Please build from a current git > >> > checkout (or tomorrow's git snapshot), and let us know what you find. > >> > >> I fetched the git code and tested this with my Canon Lide 210. The > >> behavior > >> definitely changed, although it's not really working yet. Using xsane, > >> when > >> acquiring a preview I can hear the scanner move now all the time, before > >> it > >> would abort right at the beginning with an invalid command. However, the > >> preview image is not updated and the scanner tries to go beyond it's > >> physical bounds (ie, never stops moving). Scanning itself always aborts > >> with "Failed to start scanner: Invalid argument". > >> > >> I tried to make usb captures with wireshark, they are available here: > >> > >> http://www.liwjatan.at/files/logs/preview.pcapng.gz > >> http://www.liwjatan.at/files/logs/scan.pcapng.gz > >> > >> The first is plug in scanner, start xsane, try to acquire preview and > >> then > >> unplug when it doesn't stop moving. > >> The second is plug in scanner, start xsane, try to scan (2x) > >> > >> I'm running kernel 3.18.0 as well, seeing as that included some USB3 > >> related fixes. > > > > Retested with kernel 4.0.0-rc1 and the USB3 related patches that came out > > of a recent discussion on linux-usb > > (http://www.spinics.net/lists/linux-usb/msg120507.html). No dice, still > > not working :( > > > > Mike, since your initial report was against the same scanner I have, did > > you happen to have any success yet? > > > > Stef actually made some commits for the LiDE 210 last night- are you > running those?
I did not. I recompiled, but they make no difference here. Grs, Heinz
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