Many thanks for your responses. Indeed, hyperv_drm is working as expected. My bad, sorry for annoying you with this.
RSA > On 20 jun 2023, at 18:50, Ben Hutchings <b...@decadent.org.uk> wrote: > > On Tue, 2023-06-20 at 17:03 +0200, Bastian Blank wrote: >>> On Tue, Jun 20, 2023 at 03:32:19PM +0200, RSA wrote: >>> Hello, I think kernel module hyperv_fb.ko is missing in the package. It was >>> present in version 5.10.0-22 before upgrading to debian 12. >>> >>> $ find /lib/modules/5.10.0-23-amd64 -name hyperv_fb.ko >>> /lib/modules/5.10.0-23-amd64/kernel/drivers/video/fbdev/hyperv_fb.ko >>> $ find /lib/modules/6.1.0-9-amd64 -name hyperv_fb.ko >>> >>> The impact is a regression when using debian as an Hyper-V vm. Screen >>> resolution can not be changed anymore when editing >>> GRUB_CMDLINE_LINUX_DEFAULT. >> >> This was replaced by hyperv_drm, which provides a standard mode >> selection output. > > ...although we do still build hyperv_fb for the cloud-amd64 flavour, > which seems like a mistake. > > Ben. > >> Not sure what you did with the kernel command line. > > -- > Ben Hutchings > compatible: Gracefully accepts erroneous data from any source >