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Thu, 14 Aug 2025 08:56:05 -0700 (PDT) From: Anup Patel To: Atish Patra Cc: Palmer Dabbelt , Paul Walmsley , Alexandre Ghiti , Andrew Jones , Anup Patel , Paolo Bonzini , Shuah Khan , kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, Anup Patel Subject: [PATCH 1/6] RISC-V: KVM: Set initial value of hedeleg in kvm_arch_vcpu_create() Date: Thu, 14 Aug 2025 21:25:43 +0530 Message-ID: <20250814155548.457172-2-apatel@ventanamicro.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250814155548.457172-1-apatel@ventanamicro.com> References: <20250814155548.457172-1-apatel@ventanamicro.com> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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: Anup Patel --- arch/riscv/kvm/vcpu.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/riscv/kvm/vcpu.c b/arch/riscv/kvm/vcpu.c index f001e56403f9..86025f68c374 100644 --- a/arch/riscv/kvm/vcpu.c +++ b/arch/riscv/kvm/vcpu.c @@ -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); } -- 2.43.0