FS#45821 - [qemu] post_install udevadm trigger, or message explaining /dev/kvm is root only until trigr/reboot?
Attached to Project:
Arch Linux
Opened by James Harvey (jamespharvey20) - Wednesday, 29 July 2015, 00:28 GMT
Last edited by Sébastien Luttringer (seblu) - Tuesday, 04 August 2015, 18:23 GMT
Opened by James Harvey (jamespharvey20) - Wednesday, 29 July 2015, 00:28 GMT
Last edited by Sébastien Luttringer (seblu) - Tuesday, 04 August 2015, 18:23 GMT
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Details
Before /usr/lib/udev/rules.d/65-kvm.rules is used, installed
by qemu, /dev/kvm has crw------- root:root rights. After
65-kvm.rules is used, it has crw-rw----
Should the qemu package do a post_install of a "udevadm trigger"? (Not sure if there are any unintended consequences of doing so.) Or, if this is undesireable, have post_install make a very noticeable message explaining that until reboot or doing a "udevadm trigger", one will get "Could not access KVM kernel module: Permission denied" errors, when doing things as non-root? |
This task depends upon
Closed by Sébastien Luttringer (seblu)
Tuesday, 04 August 2015, 18:23 GMT
Reason for closing: Fixed
Additional comments about closing: 2.3.0-6
Tuesday, 04 August 2015, 18:23 GMT
Reason for closing: Fixed
Additional comments about closing: 2.3.0-6
I'm not confident with triggering udev for this.
# retrigger events on modules files when already loaded
[[ -e /dev/kvm ]] && udevadm trigger /dev/kvm
[[ -e /dev/vhost-net ]] && udevadm trigger /dev/vhost-net