Files
cloud-hypervisor/hypervisor
wangyf0611 9c2e2a67cc hypervisor: Enable sstateen0 for KVM vCPUs
KVM initializes RISC-V vCPUs with sstateen0 cleared. When AIA is
exposed to the guest, Linux touches supervisor AIA CSRs while bringing
up the IMSIC path, and those accesses fail if the stateen bits remain
disabled.

Program sstateen0 for newly created vCPUs so the guest can use the
supervisor interrupt state needed by AIA.

Assisted-by: OpenAI-Codex:GPT-5

Signed-off-by: wangyf0611 <wangyufeng@iscas.ac.cn>
2026-05-26 15:23:47 +00:00
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