Re: qemu buster backport
On 07/04/2020 10:20, Matt Taggart wrote:
> Hi qemu package maintainers!
> Please consider providing a backport of newer qemu to buster.
> In particular I would like to be able to use the added support for
> DISCARD in virtio-blk (added in 4.0). My VMs are running on top of
> drbd+lvm+luks+mdadm and all those layers of the stack have discard
> support in buster, so having newer qemu is the last piece needed to make
> it work.
This doesn't answer your query but is there a specific reason you're
using virtio-blk rather than virtio-scsi? The latter has supported
DISCARD for a long time and requires no specific guest kernel support;
the latter requires a 5.0+ kernel in the guest.