[PATCH v4 3/8] RISC-V: KVM: Allow Zicfiss/Zicfilp extensions for Guest/VM
Inochi Amaoto <[email protected]>
| Newsgroups | org.infradead.lists.kvm-riscv,org.infradead.lists.linux-riscv,org.kernel.vger.kvm,org.kernel.vger.linux-kernel,org.kernel.vger.linux-kselftest |
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| Message-ID | <[email protected]> |
Extend the KVM ISA extension array to allow KVM userspace to detect and enable Zicfiss/Zicfilp extensions for Guest/VM. Assisted-by: YuanSheng:claude-4.7-opus Co-developed-by: Quan Zhou <[email protected]> Signed-off-by: Quan Zhou <[email protected]> Signed-off-by: Inochi Amaoto <[email protected]> --- arch/riscv/include/uapi/asm/kvm.h | 2 ++ arch/riscv/kvm/isa.c | 2 ++ 2 files changed, 4 insertions(+) diff --git a/arch/riscv/include/uapi/asm/kvm.h b/arch/riscv/include/uapi/asm/kvm.h index 7bbea8812d92..a27de850fa4c 100644 --- a/arch/riscv/include/uapi/asm/kvm.h +++ b/arch/riscv/include/uapi/asm/kvm.h @@ -199,6 +199,8 @@ enum KVM_RISCV_ISA_EXT_ID { KVM_RISCV_ISA_EXT_ZCLSD, KVM_RISCV_ISA_EXT_ZILSD, KVM_RISCV_ISA_EXT_ZALASR, + KVM_RISCV_ISA_EXT_ZICFILP, + KVM_RISCV_ISA_EXT_ZICFISS, KVM_RISCV_ISA_EXT_MAX, }; diff --git a/arch/riscv/kvm/isa.c b/arch/riscv/kvm/isa.c index 1132d909cc25..9852a91fdecc 100644 --- a/arch/riscv/kvm/isa.c +++ b/arch/riscv/kvm/isa.c @@ -65,6 +65,8 @@ static const unsigned long kvm_isa_ext_arr[] = { KVM_ISA_EXT_ARR(ZICBOP), KVM_ISA_EXT_ARR(ZICBOZ), KVM_ISA_EXT_ARR(ZICCRSE), + KVM_ISA_EXT_ARR(ZICFILP), + KVM_ISA_EXT_ARR(ZICFISS), KVM_ISA_EXT_ARR(ZICNTR), KVM_ISA_EXT_ARR(ZICOND), KVM_ISA_EXT_ARR(ZICSR), -- 2.55.0 -- kvm-riscv mailing list [email protected] http://lists.infradead.org/mailman/listinfo/kvm-riscv