linux-kernel - [PATCH v2 1/2] KVM: RISC-V: reset smstateen in a better place

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Message-ID: <20250508142842.1496099-3-rkrcmar@ventanamicro.com>
Date: Thu,  8 May 2025 16:28:42 +0200
From: Radim Krčmář <rkrcmar@...tanamicro.com>
To: kvm-riscv@...ts.infradead.org
Cc: kvm@...r.kernel.org,
	linux-riscv@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	Anup Patel <anup@...infault.org>,
	Atish Patra <atishp@...shpatra.org>,
	Paul Walmsley <paul.walmsley@...ive.com>,
	Palmer Dabbelt <palmer@...belt.com>,
	Albert Ou <aou@...s.berkeley.edu>,
	Alexandre Ghiti <alex@...ti.fr>,
	Andrew Jones <ajones@...tanamicro.com>
Subject: [PATCH v2 1/2] KVM: RISC-V: reset smstateen in a better place

This got missed when the series was applied out of order.

Signed-off-by: Radim Krčmář <rkrcmar@...tanamicro.com>
---
Feel free to squash this patch with 376e3c0f8aa5 ("KVM: RISC-V: remove
unnecessary SBI reset state").
---
 arch/riscv/kvm/vcpu.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/arch/riscv/kvm/vcpu.c b/arch/riscv/kvm/vcpu.c
index 7cc0796999eb..a78f9ec2fa0e 100644
--- a/arch/riscv/kvm/vcpu.c
+++ b/arch/riscv/kvm/vcpu.c
@@ -60,6 +60,7 @@ static void kvm_riscv_vcpu_context_reset(struct kvm_vcpu *vcpu)
 
 	memset(cntx, 0, sizeof(*cntx));
 	memset(csr, 0, sizeof(*csr));
+	memset(&vcpu->arch.smstateen_csr, 0, sizeof(vcpu->arch.smstateen_csr));
 
 	/* Restore datap as it's not a part of the guest context. */
 	cntx->vector.datap = vector_datap;
@@ -101,8 +102,6 @@ static void kvm_riscv_reset_vcpu(struct kvm_vcpu *vcpu)
 
 	kvm_riscv_vcpu_context_reset(vcpu);
 
-	memset(&vcpu->arch.smstateen_csr, 0, sizeof(vcpu->arch.smstateen_csr));
-
 	kvm_riscv_vcpu_fp_reset(vcpu);
 
 	kvm_riscv_vcpu_vector_reset(vcpu);
-- 
2.49.0