[vfio-users] After update, input-linux errors with Operation not permitted.

[Jonathan Scruggs]

Strange. I'm user user and group of qemu and 2.0 works for me. I know you
need to remove devices from the cgroup line. I did try adding it back for
2.1 but that didn't work. So user as root or qemu doesn't work for me in
2.1.

On 20 Aug 2016 18:04, "sL1pKn07 SpinFlo" <sl1pkn07 at gmail.com> wrote:

> 2016-08-20 18:03 GMT+02:00 Jonathan Scruggs <j.scruggs at gmail.com>:
> > Caps is a default useflag, so it will set user and group to qemu. So, you
> > are saying that the user and group need to be set to root for it to work
> > with version 2.1? Version 2.0, which I have now, works fine with qemu as
> the
> > user/group. What has changed to cause this?
> >
> > On 20 August 2016 at 14:45, sL1pKn07 SpinFlo <sl1pkn07 at gmail.com> wrote:
> >>
> >> 2016-08-20 15:34 GMT+02:00 Jonathan Scruggs <j.scruggs at gmail.com>:
> >> > This is my whole qemu.conf:
> >> > http://dpaste.com/243C3GG
> >> >
> >> > It's largely default.
> >> >
> >> > On 20 August 2016 at 14:04, sL1pKn07 SpinFlo <sl1pkn07 at gmail.com>
> wrote:
> >> >>
> >> >> one question, have you configure the user in the qemu.conf? for me in
> >> >> older version if have unset that option i have the same fail, but if
> >> >> set to 'root' user, work OK. but in libvirt 2.2, unset or set the
> user
> >> >> don't work
> >> >>
> >> >> greetings
> >> >
> >> >
> >>
> >> ok, is commented, but in the ebuild have set to root
> >>
> >>
> >> https://gitweb.gentoo.org/repo/gentoo.git/tree/app-
> emulation/libvirt/libvirt-2.1.0-r1.ebuild#n295
> >>
> >> then in my setup need set to root in qemu.config
> >>
> >> if not:
> >>
> >> ago 20 14:50:21 sL1pKn07 libvirtd[27566]: libvirt version: 2.2.0
> >> ago 20 14:50:21 sL1pKn07 libvirtd[27566]: hostname: sL1pKn07
> >> ago 20 14:50:21 sL1pKn07 libvirtd[27566]: Domain id=1 name='windoze'
> >> uuid=167cfa49-c88f-46df-a6bf-3127d5bf4d38 is tainted: custom-argv
> >> ago 20 14:50:21 sL1pKn07 libvirtd[27566]: Domain id=1 name='windoze'
> >> uuid=167cfa49-c88f-46df-a6bf-3127d5bf4d38 is tainted: host-cpu
> >> ago 20 14:50:21 sL1pKn07 libvirtd[27566]: Falló al conectar con el
> >> socket de monitor: No existe el proceso
> >> ago 20 14:50:21 sL1pKn07 libvirtd[27566]: internal error: process
> >> exited while connecting to monitor: 2016-08-20T12:50:21.564501Z
> >> qemu-system-x86_64: -object
> >>
> >> input-linux,id=keyboard,evdev=/dev/input/by-path/pci-0000:
> 00:1a.1-usb-0:1.1:1.0-event-kbd,grab_all=on,repeat=on:
> >> Could not open
> >> '/dev/input/by-path/pci-0000:00:1a.1-usb-0:1.1:1.0-event-kbd
> >>
> >> └───╼  ls /dev/input/by-path/pci-0000:00:1a.1-usb-0:1.1:1.0-event-kbd
> >> lrwxrwxrwx 1 root root 9 ago 19 21:00
> >> /dev/input/by-path/pci-0000:00:1a.1-usb-0:1.1:1.0-event-kbd ->
> >> ../event0
> >
> >
>
>
> Hi
>
> no, i mean, in 2.0 (or older), i need set the user option in root
> (user = "root"). if not i get error
>
> exited while connecting to monitor: 2016-08-20T12:50:21.564501Z
> qemu-system-x86_64: -object
> input-linux,id=keyboard,evdev=/dev/input/by-path/pci-0000:
> 00:1a.1-usb-0:1.1:1.0-event-kbd,grab_all=on,repeat=on:
> Could not open '/dev/input/by-path/pci-0000:00:1a.1-usb-0:1.1:1.0-event-
> kbd
>
> in  2.1 or 2.2, ir set or not the user option i get the error like you
>
> greetings
>
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