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RISC-V: KVM: Allow Guest use Zihintpause extension

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We should advertise Zihintpause ISA extension to KVM user-space whenever
host supports it. This will allow KVM user-space (i.e. QEMU or KVMTOOL)
to pass on this information to Guest via ISA string.

Signed-off-by: Mayuresh Chitale <mchitale@ventanamicro.com>
Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
Signed-off-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Mayuresh Chitale
2022-10-02 10:18:48 +05:30
committed by Anup Patel
parent bad6ea07c8
commit 0bba48978f
2 changed files with 3 additions and 0 deletions
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arch/riscv/include/uapi/asm/kvm.h
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@@ -99,6 +99,7 @@ enum KVM_RISCV_ISA_EXT_ID {
KVM_RISCV_ISA_EXT_SVPBMT,
KVM_RISCV_ISA_EXT_SSTC,
KVM_RISCV_ISA_EXT_SVINVAL,
KVM_RISCV_ISA_EXT_ZIHINTPAUSE,
KVM_RISCV_ISA_EXT_MAX,
};