From eb6c6a604890201e321a6ace32973d10dc033245 Mon Sep 17 00:00:00 2001 From: Gerd Hoffmann Date: Thu, 18 Jun 2015 12:17:29 +0200 Subject: add pci-bridge-seat Simplifies multiseat configuration, see docs/multiseat.txt update for details. Signed-off-by: Gerd Hoffmann Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- docs/multiseat.txt | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) (limited to 'docs/multiseat.txt') diff --git a/docs/multiseat.txt b/docs/multiseat.txt index b963665..814496e 100644 --- a/docs/multiseat.txt +++ b/docs/multiseat.txt @@ -106,6 +106,25 @@ the devices attached to the seat. Background info is here: http://www.freedesktop.org/wiki/Software/systemd/multiseat/ + +guest side with pci-bridge-seat +------------------------------- + +Qemu version FIXME and newer has a new pci-bridge-seat device which +can be used instead of pci-bridge. Just swap the device name in the +qemu command line above. The only difference between the two devices +is the pci id. We can match the pci id instead of the device path +with a nice generic rule now, which simplifies the guest +configuration: + + [root@fedora ~]# cat /etc/udev/rules.d/70-qemu-pci-bridge-seat.rules + SUBSYSTEM=="pci", ATTR{vendor}=="0x1b36", ATTR{device}=="0x000a", \ + TAG+="seat", ENV{ID_AUTOSEAT}="1" + +Patch with this rule will be submitted to upstream udev/systemd, so +long-term, when systemd with this lands in distros, things will work +just fine without any manual guest configuration. + Enjoy! -- -- cgit v1.1