On Fri, Aug 18, 2017 at 1:09 PM, Aleksander Morgado < [email protected]> wrote:
> >> But now I wonder, maybe we could just remove the whole block? Is there > >> any case nowadays were we don't get port event removals? If this was a > >> hack for a bug in kernel 2.6.31, maybe we could consider it already > >> obsoleted? > > > > > > > > Yeah, this comes from an old commit 53af144f49b0d81bd4dc1f5ee9eea6 > d61ccae992 > > (udev: handle removal of parent usb devices) dated back to 2009, which > seems > > to imply that the kernel doesn't remove the tty when the usb device is > > removed. I guess it's probably not hard to reproduce the steps, but I'm > not > > sure if the original fix was related to a particular kernel version or a > > particular devices or a combination of both. > > > > Dan, what do you think? > > From my POV, I would nuke that device removal logic right away now... > Looking at a different perspective, and not specific to this special device removal logic, is there any reason MM is interested in udev events on DEVTYPE=usb_interface? It seems like MM needs events on DEVTYPE=usb_device for the usb subsystem and the special case for usbmisc/cdc-wdm*? > > -- > Aleksander > https://aleksander.es >
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