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

[Jonathan Scruggs]

Has anyone found a solution to this yet?

On 20 August 2016 at 18:09, Jonathan Scruggs <j.scruggs at gmail.com> wrote:

> 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-0000:0
>> 0:1a.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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