On 8/14/23 09:49, Andreas Schwab wrote:
When running a KVM enabled qemu inside a qemu instance, I get these warnings:
$ qemu-system-riscv64 -cpu host -machine virt,accel=kvm
qemu-system-riscv64: warning: disabling h extension for hart 0x0000000000000000
because privilege spec version does not match
qemu-system-riscv64: warning: disabling zicbom extension for hart
0x0000000000000000 because privilege spec version does not match
qemu-system-riscv64: warning: disabling zicboz extension for hart
0x0000000000000000 because privilege spec version does not match
qemu-system-riscv64: warning: disabling zawrs extension for hart
0x0000000000000000 because privilege spec version does not match
qemu-system-riscv64: warning: disabling zba extension for hart
0x0000000000000000 because privilege spec version does not match
qemu-system-riscv64: warning: disabling zbb extension for hart
0x0000000000000000 because privilege spec version does not match
qemu-system-riscv64: warning: disabling zbc extension for hart
0x0000000000000000 because privilege spec version does not match
qemu-system-riscv64: warning: disabling zbs extension for hart
0x0000000000000000 because privilege spec version does not match
qemu-system-riscv64: warning: disabling sstc extension for hart
0x0000000000000000 because privilege spec version does not match
qemu-system-riscv64: warning: disabling svadu extension for hart
0x0000000000000000 because privilege spec version does not match
The qemu instance is running openSUSE Tumbleweed with -cpu rv64,h=on,sv48=on.
This was fixed in 8.1 by eddabb6b88 ("target/riscv: skip features setup for KVM
CPUs").
Which QEMU version/branch are you using?
Thanks,
Daniel
