From: "Radim Krčmář" <radim.krcmar@oss.qualcomm.com>
To: "Anup Patel" <anup.patel@oss.qualcomm.com>,
"Paolo Bonzini" <pbonzini@redhat.com>,
"Atish Patra" <atish.patra@linux.dev>
Cc: "Palmer Dabbelt" <palmer@dabbelt.com>,
"Paul Walmsley" <pjw@kernel.org>,
"Alexandre Ghiti" <alex@ghiti.fr>,
"Shuah Khan" <shuah@kernel.org>,
"Anup Patel" <anup@brainfault.org>,
"Andrew Jones" <andrew.jones@oss.qualcomm.com>,
<kvm-riscv@lists.infradead.org>, <kvm@vger.kernel.org>,
<linux-riscv@lists.infradead.org>, <linux-kernel@vger.kernel.org>,
<linux-kselftest@vger.kernel.org>
Subject: Re: [PATCH 08/27] RISC-V: KVM: Factor-out VCPU config into separate sources
Date: Fri, 13 Mar 2026 14:46:18 +0100 [thread overview]
Message-ID: <DH1P89I0A7GY.3K7UNNNSS7LT@oss.qualcomm.com> (raw)
In-Reply-To: <20260120080013.2153519-9-anup.patel@oss.qualcomm.com>
2026-01-20T13:29:54+05:30, Anup Patel <anup.patel@oss.qualcomm.com>:
> The VCPU config deals with hideleg, hedeleg, henvcfg, and hstateenX
> CSR configuration for each VCPU. Factor-out VCPU config into separate
> sources so that VCPU config can do things differently for guest HS-mode
> and guest VS/VU-mode.
>
> Signed-off-by: Anup Patel <anup.patel@oss.qualcomm.com>
> ---
> diff --git a/arch/riscv/kvm/vcpu.c b/arch/riscv/kvm/vcpu.c
> @@ -871,7 +820,7 @@ int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu)
> struct kvm_run *run = vcpu->run;
>
> if (!vcpu->arch.ran_atleast_once)
> - kvm_riscv_vcpu_setup_config(vcpu);
> + kvm_riscv_vcpu_config_ran_once(vcpu);
>
> /* Mark this VCPU ran at least once */
> vcpu->arch.ran_atleast_once = true;
> diff --git a/arch/riscv/kvm/vcpu_config.c b/arch/riscv/kvm/vcpu_config.c
> +void kvm_riscv_vcpu_config_ran_once(struct kvm_vcpu *vcpu)
ran_once is a bit awkward name since it hasn't ran once...
Maybe _once or _first_run? Not that it matters,
Reviewed-by: Radim Krčmář <radim.krcmar@oss.qualcomm.com>
next prev parent reply other threads:[~2026-03-13 13:46 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-20 7:59 [PATCH 00/27] Nested virtualization for KVM RISC-V Anup Patel
2026-01-20 7:59 ` [PATCH 01/27] RISC-V: KVM: Fix error code returned for Smstateen ONE_REG Anup Patel
2026-03-06 7:04 ` Anup Patel
2026-01-20 7:59 ` [PATCH 02/27] RISC-V: KVM: Fix error code returned for Ssaia ONE_REG Anup Patel
2026-03-06 7:04 ` Anup Patel
2026-01-20 7:59 ` [PATCH 03/27] RISC-V: KVM: Check host Ssaia extension when creating AIA irqchip Anup Patel
2026-03-06 7:04 ` Anup Patel
2026-01-20 7:59 ` [PATCH 04/27] RISC-V: KVM: Introduce common kvm_riscv_isa_check_host() Anup Patel
2026-03-13 14:22 ` Radim Krčmář
2026-01-20 7:59 ` [PATCH 05/27] RISC-V: KVM: Factor-out ISA checks into separate sources Anup Patel
2026-03-13 14:14 ` Radim Krčmář
2026-04-03 12:34 ` Anup Patel
2026-01-20 7:59 ` [PATCH 06/27] RISC-V: KVM: Move timer state defines closer to struct in UAPI header Anup Patel
2026-01-20 7:59 ` [PATCH 07/27] RISC-V: KVM: Add hideleg to struct kvm_vcpu_config Anup Patel
2026-03-13 13:49 ` Radim Krčmář
2026-01-20 7:59 ` [PATCH 08/27] RISC-V: KVM: Factor-out VCPU config into separate sources Anup Patel
2026-03-13 13:46 ` Radim Krčmář [this message]
2026-01-20 7:59 ` [PATCH 09/27] RISC-V: KVM: Don't check hstateen0 when updating sstateen0 CSR Anup Patel
2026-03-13 13:27 ` Radim Krčmář
2026-01-20 7:59 ` [PATCH 10/27] RISC-V: KVM: Initial skeletal nested virtualization support Anup Patel
2026-01-20 7:59 ` [PATCH 11/27] RISC-V: KVM: Use half VMID space for nested guest Anup Patel
2026-01-20 7:59 ` [PATCH 12/27] RISC-V: KVM: Extend kvm_riscv_mmu_update_hgatp() for nested virtualization Anup Patel
2026-01-20 7:59 ` [PATCH 13/27] RISC-V: KVM: Extend kvm_riscv_vcpu_config_load() " Anup Patel
2026-01-20 8:00 ` [PATCH 14/27] RISC-V: KVM: Extend kvm_riscv_vcpu_update_timedelta() for nested virt Anup Patel
2026-01-20 8:00 ` [PATCH 15/27] RISC-V: KVM: Extend trap redirection for nested virtualization Anup Patel
2026-01-20 8:00 ` [PATCH 16/27] RISC-V: KVM: Check and inject nested virtual interrupts Anup Patel
2026-01-20 8:00 ` [PATCH 17/27] RISC-V: KVM: Extend kvm_riscv_isa_check_host() for nested virt Anup Patel
2026-01-20 8:00 ` [PATCH 18/27] RISC-V: KVM: Trap-n-emulate SRET for Guest HS-mode Anup Patel
2026-01-20 8:00 ` [PATCH 19/27] RISC-V: KVM: Redirect nested supervisor ecall and breakpoint traps Anup Patel
2026-01-20 8:00 ` [PATCH 20/27] RISC-V: KVM: Redirect nested WFI and WRS traps Anup Patel
2026-01-20 8:00 ` [PATCH 21/27] RISC-V: KVM: Implement remote HFENCE SBI calls for guest Anup Patel
2026-01-20 8:00 ` [PATCH 22/27] RISC-V: KVM: Add CSR emulation for nested virtualization Anup Patel
2026-01-20 8:00 ` [PATCH 23/27] RISC-V: KVM: Add HFENCE " Anup Patel
2026-01-20 8:00 ` [PATCH 24/27] RISC-V: KVM: Add ONE_REG interface for nested virtualization state Anup Patel
2026-01-20 8:00 ` [PATCH 25/27] RISC-V: KVM: selftests: Add nested virt state to get-reg-list test Anup Patel
2026-01-20 8:00 ` [PATCH 26/27] RISC-V: KVM: Add ONE_REG interface for nested virtualization CSRs Anup Patel
2026-01-20 8:00 ` [PATCH 27/27] RISC-V: KVM: selftests: Add nested virt CSRs to get-reg-list test Anup Patel
2026-04-03 12:36 ` [PATCH 00/27] Nested virtualization for KVM RISC-V Anup Patel
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