Commit 83df1d64 authored by Anup Patel's avatar Anup Patel Committed by Anup Patel
Browse files

RISC-V: KVM: Set initial value of hedeleg in kvm_arch_vcpu_create() 



The hedeleg may be updated by ONE_REG interface before the VCPU
is run at least once hence set the initial value of hedeleg in
kvm_arch_vcpu_create() instead of kvm_riscv_vcpu_setup_config().

Signed-off-by: default avatarAnup Patel <apatel@ventanamicro.com>
Reviewed-by: default avatarAndrew Jones <ajones@ventanamicro.com>
Reviewed-by: default avatarNutty Liu <nutty.liu@hotmail.com>
Link: https://lore.kernel.org/r/20250823155947.1354229-2-apatel@ventanamicro.com


Signed-off-by: default avatarAnup Patel <anup@brainfault.org>
parent b8d13949

arch/riscv/kvm/vcpu.c

+2 −1
Original line number Diff line number Diff line
@@ -133,6 +133,8 @@ int kvm_arch_vcpu_create(struct kvm_vcpu *vcpu) 


	/* Mark this VCPU never ran */

	vcpu->arch.ran_atleast_once = false;



	vcpu->arch.cfg.hedeleg = KVM_HEDELEG_DEFAULT;

	vcpu->arch.mmu_page_cache.gfp_zero = __GFP_ZERO;

	bitmap_zero(vcpu->arch.isa, RISCV_ISA_EXT_MAX);
@@ -570,7 +572,6 @@ static void kvm_riscv_vcpu_setup_config(struct kvm_vcpu *vcpu) 
			cfg->hstateen0 |= SMSTATEEN0_SSTATEEN0;

	}



	cfg->hedeleg = KVM_HEDELEG_DEFAULT;

	if (vcpu->guest_debug)

		cfg->hedeleg &= ~BIT(EXC_BREAKPOINT);

}