[Xen-devel] [Problem with xen-4.1.2] Creating device model failed when disable `-vnc` related option in qemu-dm

[éç <aware.why@xxxxxxxxx>]

Hi all,

    In xen-4.1.2 src/tools/libxl/libxl_dm.c, there is a function called `libxl_build_device_model_args_old`,  the func will build qemu-dm cmdline args according to

the xl-formated configuration file specified by xl create

domid: 2

-videoram option does not work with cirrus vga device model. Videoram set to 4M.

Strip off blktap sub-type prefix to /home/malei/c2.delta.img (drv 'qcow2')

Using file /home/malei/c2.delta.img in read-write mode

Strip off blktap sub-type prefix to /home/malei/d2.delta.img (drv 'qcow2')

Using file /home/malei/d2.delta.img in read-write mode

Watching /local/domain/0/device-model/2/logdirty/cmd

Watching /local/domain/0/device-model/2/command

Watching /local/domain/2/cpu

char device redirected to /dev/pts/4

qemu_map_cache_init nr_buckets = 10000 size 4194304

shared page at pfn feffd

buffered io page at pfn feffb

Guest uuid = d06b08f0-491f-43d6-9a01-ac317aea5034

populating video RAM at ff000000

mapping video RAM from ff000000

Register xen platform.

Done register platform.

platform_fixed_ioport: changed ro/rw state of ROM memory area. now is rw state.

qemu: match NIC model: rtl8139

pci_rtl8139_init: s->macaddr: 0 16 3e eb ca 66

xs_read(/local/domain/0/device-model/2/xen_extended_power_mgmt): read error    

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