[PATCH -next v16 17/20] riscv: kvm: Add V extension to KVM ISA
Andy Chiu
andy.chiu at sifive.com
Thu Mar 23 07:59:21 PDT 2023
From: Vincent Chen <vincent.chen at sifive.com>
Add V extension to KVM isa extension list to enable supporting of V
extension on VCPUs.
Signed-off-by: Vincent Chen <vincent.chen at sifive.com>
Signed-off-by: Greentime Hu <greentime.hu at sifive.com>
Signed-off-by: Andy Chiu <andy.chiu at sifive.com>
Reviewed-by: Conor Dooley <conor.dooley at microchip.com>
Reviewed-by: Anup Patel <anup at brainfault.org>
Acked-by: Anup Patel <anup at brainfault.org>
---
arch/riscv/include/uapi/asm/kvm.h | 1 +
arch/riscv/kvm/vcpu.c | 1 +
2 files changed, 2 insertions(+)
diff --git a/arch/riscv/include/uapi/asm/kvm.h b/arch/riscv/include/uapi/asm/kvm.h
index e44c1e90eaa7..d562dcb929ea 100644
--- a/arch/riscv/include/uapi/asm/kvm.h
+++ b/arch/riscv/include/uapi/asm/kvm.h
@@ -107,6 +107,7 @@ enum KVM_RISCV_ISA_EXT_ID {
KVM_RISCV_ISA_EXT_ZIHINTPAUSE,
KVM_RISCV_ISA_EXT_ZICBOM,
KVM_RISCV_ISA_EXT_ZICBOZ,
+ KVM_RISCV_ISA_EXT_V,
KVM_RISCV_ISA_EXT_MAX,
};
diff --git a/arch/riscv/kvm/vcpu.c b/arch/riscv/kvm/vcpu.c
index 6adb1b6112a1..bfdd5b73d462 100644
--- a/arch/riscv/kvm/vcpu.c
+++ b/arch/riscv/kvm/vcpu.c
@@ -57,6 +57,7 @@ static const unsigned long kvm_isa_ext_arr[] = {
[KVM_RISCV_ISA_EXT_H] = RISCV_ISA_EXT_h,
[KVM_RISCV_ISA_EXT_I] = RISCV_ISA_EXT_i,
[KVM_RISCV_ISA_EXT_M] = RISCV_ISA_EXT_m,
+ [KVM_RISCV_ISA_EXT_V] = RISCV_ISA_EXT_v,
KVM_ISA_EXT_ARR(SSTC),
KVM_ISA_EXT_ARR(SVINVAL),
--
2.17.1
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