[RFC 14/48] RISC-V: KVM: Skip dirty logging updates for TVM

From: Atish Patra
Date: Wed Apr 19 2023 - 18:19:10 EST


The CoVE doesn't support dirty logging for TVMs yet.
Skip for now.

Signed-off-by: Atish Patra <atishp@xxxxxxxxxxxx>
---
arch/riscv/kvm/mmu.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/arch/riscv/kvm/mmu.c b/arch/riscv/kvm/mmu.c
index 9693897..1d5e4ed 100644
--- a/arch/riscv/kvm/mmu.c
+++ b/arch/riscv/kvm/mmu.c
@@ -457,6 +457,9 @@ void kvm_arch_commit_memory_region(struct kvm *kvm,
const struct kvm_memory_slot *new,
enum kvm_mr_change change)
{
+ /* We don't support dirty logging for CoVE guests yet */
+ if (is_cove_vm(kvm))
+ return;
/*
* At this point memslot has been committed and there is an
* allocated dirty_bitmap[], dirty pages will be tracked while
--
2.25.1