From: Vincent Chen Date: Mon, 5 Jun 2023 11:07:15 +0000 (+0000) Subject: riscv: kvm: Add V extension to KVM ISA X-Git-Tag: v6.6.7~2493^2~17^2~9 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=bf78f1ea6e5108a7ebd55be0853f0716433117a9;p=platform%2Fkernel%2Flinux-starfive.git riscv: kvm: Add V extension to KVM ISA Add V extension to KVM isa extension list to enable supporting of V extension on VCPUs. Signed-off-by: Vincent Chen Signed-off-by: Greentime Hu Signed-off-by: Andy Chiu Reviewed-by: Conor Dooley Reviewed-by: Anup Patel Acked-by: Anup Patel Reviewed-by: Heiko Stuebner Link: https://lore.kernel.org/r/20230605110724.21391-19-andy.chiu@sifive.com Signed-off-by: Palmer Dabbelt --- diff --git a/arch/riscv/include/uapi/asm/kvm.h b/arch/riscv/include/uapi/asm/kvm.h index f92790c..8feb57c 100644 --- a/arch/riscv/include/uapi/asm/kvm.h +++ b/arch/riscv/include/uapi/asm/kvm.h @@ -121,6 +121,7 @@ enum KVM_RISCV_ISA_EXT_ID { KVM_RISCV_ISA_EXT_ZICBOZ, KVM_RISCV_ISA_EXT_ZBB, KVM_RISCV_ISA_EXT_SSAIA, + 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 8bd9f2a..f3282ff 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(SSAIA), KVM_ISA_EXT_ARR(SSTC),