On 22.01.25 16:27, Fuad Tabba wrote:
Add the KVM capability KVM_CAP_GUEST_MEMFD_MAPPABLE, which is
true if mapping guest memory is supported by the host.
Signed-off-by: Fuad Tabba <tabba@xxxxxxxxxx>
---
include/uapi/linux/kvm.h | 1 +
virt/kvm/kvm_main.c | 4 ++++
2 files changed, 5 insertions(+)
diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h
index 502ea63b5d2e..021f8ef9979b 100644
--- a/include/uapi/linux/kvm.h
+++ b/include/uapi/linux/kvm.h
@@ -933,6 +933,7 @@ struct kvm_enable_cap {
#define KVM_CAP_PRE_FAULT_MEMORY 236
#define KVM_CAP_X86_APIC_BUS_CYCLES_NS 237
#define KVM_CAP_X86_GUEST_MODE 238
+#define KVM_CAP_GUEST_MEMFD_MAPPABLE 239
Maybe similarly consider calling this something like
KVM_CAP_GUEST_MEMFD_SHARED_MEM
No strong opinion on this one, though.
--
Cheers,
David / dhildenb
