Re: [libvirt PATCH 0/4] qemu: replace -device sga with -M graphics=off
On Thu, Sep 09, 2021 at 12:25:12PM +0100, Daniel P. Berrangé wrote: > SeaBIOS >= 1.11 / QEMU >= 2.11 no longer requires the 'sga' > device for serial console output from the BIOS. It can be > done directly with graphics=off machine option. > > This appears to be live migration compatible, despite > changing the number of option ROMS loaded, though I need a > little more testing to fully confirm this. > > Daniel P. Berrangé (4): > qemu: prevent use of on non-x86 arches > qemu: tweak error message to be more general purpose > qemu: switch to use -M graphics=off instead of -device sga > qemu: stop probing for '-device sga' support > > src/qemu/qemu_capabilities.c | 3 +-- > src/qemu/qemu_capabilities.h | 2 +- > src/qemu/qemu_command.c | 25 --- > src/qemu/qemu_validate.c | 15 --- > .../caps_2.11.0.x86_64.xml| 1 - > .../caps_2.12.0.x86_64.xml| 1 - > .../caps_3.0.0.x86_64.xml | 1 - > .../caps_3.1.0.x86_64.xml | 1 - > .../caps_4.0.0.x86_64.xml | 1 - > .../caps_4.1.0.x86_64.xml | 1 - > .../caps_4.2.0.x86_64.xml | 1 - > .../caps_5.0.0.x86_64.xml | 1 - > .../caps_5.1.0.x86_64.xml | 1 - > .../caps_5.2.0.x86_64.xml | 1 - > .../caps_6.0.0.x86_64.xml | 1 - > .../caps_6.1.0.x86_64.xml | 1 - > tests/qemuxml2argvdata/bios.args | 3 +-- > tests/qemuxml2argvtest.c | 3 +-- > 18 files changed, 25 insertions(+), 38 deletions(-) I didn't test it, but the changes look reasonable so: Reviewed-by: Richard W.M. Jones Equivalent (non-)change to libguestfs is: https://github.com/libguestfs/libguestfs/commit/e14ff937422115e23094ca4cce80ec9fb01c10b3 Rich. -- Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones Read my programming and virtualization blog: http://rwmj.wordpress.com virt-top is 'top' for virtual machines. Tiny program with many powerful monitoring features, net stats, disk stats, logging, etc. http://people.redhat.com/~rjones/virt-top
Re: [libvirt PATCH 0/4] qemu: replace -device sga with -M graphics=off
On a Thursday in 2021, Daniel P. Berrangé wrote: SeaBIOS >= 1.11 / QEMU >= 2.11 no longer requires the 'sga' device for serial console output from the BIOS. It can be done directly with graphics=off machine option. This appears to be live migration compatible, despite changing the number of option ROMS loaded, though I need a little more testing to fully confirm this. Daniel P. Berrangé (4): qemu: prevent use of on non-x86 arches qemu: tweak error message to be more general purpose qemu: switch to use -M graphics=off instead of -device sga qemu: stop probing for '-device sga' support src/qemu/qemu_capabilities.c | 3 +-- src/qemu/qemu_capabilities.h | 2 +- src/qemu/qemu_command.c | 25 --- src/qemu/qemu_validate.c | 15 --- .../caps_2.11.0.x86_64.xml| 1 - .../caps_2.12.0.x86_64.xml| 1 - .../caps_3.0.0.x86_64.xml | 1 - .../caps_3.1.0.x86_64.xml | 1 - .../caps_4.0.0.x86_64.xml | 1 - .../caps_4.1.0.x86_64.xml | 1 - .../caps_4.2.0.x86_64.xml | 1 - .../caps_5.0.0.x86_64.xml | 1 - .../caps_5.1.0.x86_64.xml | 1 - .../caps_5.2.0.x86_64.xml | 1 - .../caps_6.0.0.x86_64.xml | 1 - .../caps_6.1.0.x86_64.xml | 1 - tests/qemuxml2argvdata/bios.args | 3 +-- tests/qemuxml2argvtest.c | 3 +-- 18 files changed, 25 insertions(+), 38 deletions(-) Reviewed-by: Ján Tomko Jano signature.asc Description: PGP signature
[libvirt PATCH 0/4] qemu: replace -device sga with -M graphics=off
SeaBIOS >= 1.11 / QEMU >= 2.11 no longer requires the 'sga' device for serial console output from the BIOS. It can be done directly with graphics=off machine option. This appears to be live migration compatible, despite changing the number of option ROMS loaded, though I need a little more testing to fully confirm this. Daniel P. Berrangé (4): qemu: prevent use of on non-x86 arches qemu: tweak error message to be more general purpose qemu: switch to use -M graphics=off instead of -device sga qemu: stop probing for '-device sga' support src/qemu/qemu_capabilities.c | 3 +-- src/qemu/qemu_capabilities.h | 2 +- src/qemu/qemu_command.c | 25 --- src/qemu/qemu_validate.c | 15 --- .../caps_2.11.0.x86_64.xml| 1 - .../caps_2.12.0.x86_64.xml| 1 - .../caps_3.0.0.x86_64.xml | 1 - .../caps_3.1.0.x86_64.xml | 1 - .../caps_4.0.0.x86_64.xml | 1 - .../caps_4.1.0.x86_64.xml | 1 - .../caps_4.2.0.x86_64.xml | 1 - .../caps_5.0.0.x86_64.xml | 1 - .../caps_5.1.0.x86_64.xml | 1 - .../caps_5.2.0.x86_64.xml | 1 - .../caps_6.0.0.x86_64.xml | 1 - .../caps_6.1.0.x86_64.xml | 1 - tests/qemuxml2argvdata/bios.args | 3 +-- tests/qemuxml2argvtest.c | 3 +-- 18 files changed, 25 insertions(+), 38 deletions(-) -- 2.31.1
