[sane-devel] Udev Absolutely Required Or Not?

Frank Peters frank.peters at comcast.net
Sat Nov 9 06:05:27 UTC 2013


Hello,

Sane will not detect my usb scanners with kernels 3.5 and up due
to the elimination of usbfs.  IOW, libusb cannot read/write to
usb scanners with the recent kernels.

Udev is the method always described in the documents to get usb
scanners recognized.  However, I have never used udev and I would
rather avoid the use of udev (or any equivalent).

Is udev an *absolute* requirement for kernels 3.5+ or is there
some other way to get usb scanners to function with Sane?

Currently, to avoid udev, I boot into kernel-3.4.68 when I need
to make scans, but I would rather not have to do this.

IMHO, an absolute requirement for udev would be a poor decision
for Sane.  Linux, and all OSS, is about freedom of choice and I am
sure that many want to choose *not* to use udev.

Frank Peters




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