KVM supports an alternate syntax for indicating a boot device when the
-drive parameter is available. Instead of -boot c, it allow 'boot=on'
to be set for the -drive parameter. Unfortauntely it turns that this
doesn't work with certain CDROM images, in particular Fedora 9
https://bugzilla.redhat.com/show_bug.cgi?id=452355
Discussion with upstream indicates we're lucky it ever worked at all for
CDROM media. So this patch removes use of the boot=on flag for CDROM devices.
NB, even when we added boot=on, we always still added -boot d param too,
so merely removing the boot=on flag is sufficient to make it work again.
src/qemu_conf.c | 3 -
tests/qemuxml2argvdata/qemuxml2argv-disk-drive-boot-cdrom.args | 1
tests/qemuxml2argvdata/qemuxml2argv-disk-drive-boot-cdrom.xml | 26 ++++++++++
tests/qemuxml2argvdata/qemuxml2argv-disk-drive-boot-disk.args | 1
tests/qemuxml2argvdata/qemuxml2argv-disk-drive-boot-disk.xml | 26 ++++++++++
tests/qemuxml2argvtest.c | 4 +
6 files changed, 60 insertions(+), 1 deletion(-)
Daniel
diff -rupN libvirt-0.4.4.orig/src/qemu_conf.c libvirt-0.4.4.new/src/qemu_conf.c
--- libvirt-0.4.4.orig/src/qemu_conf.c 2008-06-19 14:15:02.000000000 +0100
+++ libvirt-0.4.4.new/src/qemu_conf.c 2008-07-08 12:24:07.000000000 +0100
@@ -2616,7 +2616,8 @@ int qemudBuildCommandLine(virConnectPtr
disk->src, qemudBusIdToName(disk->bus, 1),
media ? media : "",
idx,
- bootable ? ",boot=on" : "");
+ bootable && disk->device == QEMUD_DISK_DISK
+ ? ",boot=on" : "");
ADD_ARG_LIT("-drive");
ADD_ARG_LIT(opt);
diff -rupN
libvirt-0.4.4.orig/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-boot-cdrom.args
libvirt-0.4.4.new/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-boot-cdrom.args
---
libvirt-0.4.4.orig/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-boot-cdrom.args 1970-01-01
01:00:00.000000000 +0100
+++
libvirt-0.4.4.new/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-boot-cdrom.args 2008-07-08
12:25:59.000000000 +0100
@@ -0,0 +1 @@
+/usr/bin/qemu -S -M pc -m 214 -smp 1 -nographic -monitor pty -no-acpi -boot d -drive
file=/dev/HostVG/QEMUGuest1,if=ide,index=0 -drive
file=/dev/HostVG/QEMUGuest2,if=ide,media=cdrom,index=2 -net none -serial none -parallel
none -usb
\ No newline at end of file
diff -rupN
libvirt-0.4.4.orig/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-boot-cdrom.xml
libvirt-0.4.4.new/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-boot-cdrom.xml
---
libvirt-0.4.4.orig/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-boot-cdrom.xml 1970-01-01
01:00:00.000000000 +0100
+++
libvirt-0.4.4.new/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-boot-cdrom.xml 2008-07-08
12:20:42.000000000 +0100
@@ -0,0 +1,26 @@
+<domain type='qemu'>
+ <name>QEMUGuest1</name>
+ <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+ <memory>219200</memory>
+ <currentMemory>219200</currentMemory>
+ <vcpu>1</vcpu>
+ <os>
+ <type arch='i686' machine='pc'>hvm</type>
+ <boot dev='cdrom'/>
+ </os>
+ <clock offset='utc'/>
+ <on_poweroff>destroy</on_poweroff>
+ <on_reboot>restart</on_reboot>
+ <on_crash>destroy</on_crash>
+ <devices>
+ <emulator>/usr/bin/qemu</emulator>
+ <disk type='block' device='disk'>
+ <source dev='/dev/HostVG/QEMUGuest1'/>
+ <target dev='hda' bus='ide'/>
+ </disk>
+ <disk type='block' device='cdrom'>
+ <source dev='/dev/HostVG/QEMUGuest2'/>
+ <target dev='hdc' bus='ide'/>
+ </disk>
+ </devices>
+</domain>
diff -rupN
libvirt-0.4.4.orig/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-boot-disk.args
libvirt-0.4.4.new/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-boot-disk.args
---
libvirt-0.4.4.orig/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-boot-disk.args 1970-01-01
01:00:00.000000000 +0100
+++
libvirt-0.4.4.new/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-boot-disk.args 2008-07-08
12:13:15.000000000 +0100
@@ -0,0 +1 @@
+/usr/bin/qemu -S -M pc -m 214 -smp 1 -nographic -monitor pty -no-acpi -boot c -drive
file=/dev/HostVG/QEMUGuest1,if=ide,index=0,boot=on -drive
file=/dev/HostVG/QEMUGuest2,if=ide,media=cdrom,index=2 -net none -serial none -parallel
none -usb
\ No newline at end of file
diff -rupN libvirt-0.4.4.orig/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-boot-disk.xml
libvirt-0.4.4.new/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-boot-disk.xml
---
libvirt-0.4.4.orig/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-boot-disk.xml 1970-01-01
01:00:00.000000000 +0100
+++
libvirt-0.4.4.new/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-boot-disk.xml 2008-07-08
12:12:41.000000000 +0100
@@ -0,0 +1,26 @@
+<domain type='qemu'>
+ <name>QEMUGuest1</name>
+ <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+ <memory>219200</memory>
+ <currentMemory>219200</currentMemory>
+ <vcpu>1</vcpu>
+ <os>
+ <type arch='i686' machine='pc'>hvm</type>
+ <boot dev='hd'/>
+ </os>
+ <clock offset='utc'/>
+ <on_poweroff>destroy</on_poweroff>
+ <on_reboot>restart</on_reboot>
+ <on_crash>destroy</on_crash>
+ <devices>
+ <emulator>/usr/bin/qemu</emulator>
+ <disk type='block' device='disk'>
+ <source dev='/dev/HostVG/QEMUGuest1'/>
+ <target dev='hda' bus='ide'/>
+ </disk>
+ <disk type='block' device='cdrom'>
+ <source dev='/dev/HostVG/QEMUGuest2'/>
+ <target dev='hdc' bus='ide'/>
+ </disk>
+ </devices>
+</domain>
diff -rupN libvirt-0.4.4.orig/tests/qemuxml2argvtest.c
libvirt-0.4.4.new/tests/qemuxml2argvtest.c
--- libvirt-0.4.4.orig/tests/qemuxml2argvtest.c 2008-06-02 10:16:46.000000000 +0100
+++ libvirt-0.4.4.new/tests/qemuxml2argvtest.c 2008-07-08 12:21:53.000000000 +0100
@@ -158,6 +158,10 @@ mymain(int argc, char **argv)
QEMUD_CMD_FLAG_DRIVE_BOOT);
DO_TEST("disk-xenvbd", QEMUD_CMD_FLAG_DRIVE |
QEMUD_CMD_FLAG_DRIVE_BOOT);
+ DO_TEST("disk-drive-boot-disk", QEMUD_CMD_FLAG_DRIVE |
+ QEMUD_CMD_FLAG_DRIVE_BOOT);
+ DO_TEST("disk-drive-boot-cdrom", QEMUD_CMD_FLAG_DRIVE |
+ QEMUD_CMD_FLAG_DRIVE_BOOT);
DO_TEST("graphics-vnc", 0);
DO_TEST("graphics-sdl", 0);
DO_TEST("input-usbmouse", 0);
--
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