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Sat, 23 Aug 2025 09:00:06 -0700 (PDT) Received: from anup-ubuntu-vm.localdomain ([103.97.166.196]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-77040214b81sm2804464b3a.93.2025.08.23.09.00.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 23 Aug 2025 09:00:06 -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 v3 1/6] RISC-V: KVM: Set initial value of hedeleg in kvm_arch_vcpu_create() Date: Sat, 23 Aug 2025 21:29:42 +0530 Message-ID: <20250823155947.1354229-2-apatel@ventanamicro.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250823155947.1354229-1-apatel@ventanamicro.com> References: <20250823155947.1354229-1-apatel@ventanamicro.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250823_090007_606024_8AA305DD X-CRM114-Status: UNSURE ( 9.52 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org 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 Reviewed-by: Andrew Jones --- 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 3ebcfffaa978..47bcf190ccc5 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 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv