From: Ricardo Koller <ricarkol@google.com> To: kvm@vger.kernel.org, maz@kernel.org, kvmarm@lists.cs.columbia.edu, drjones@redhat.com, eric.auger@redhat.com, alexandru.elisei@arm.com Cc: Paolo Bonzini <pbonzini@redhat.com>, oupton@google.com, james.morse@arm.com, suzuki.poulose@arm.com, shuah@kernel.org, jingzhangos@google.com, pshier@google.com, rananta@google.com, reijiw@google.com, Ricardo Koller <ricarkol@google.com> Subject: [PATCH v4 05/11] KVM: arm64: vgic: Drop vgic_check_ioaddr() Date: Mon, 4 Oct 2021 18:19:15 -0700 [thread overview] Message-ID: <20211005011921.437353-6-ricarkol@google.com> (raw) In-Reply-To: <20211005011921.437353-1-ricarkol@google.com> There are no more users of vgic_check_ioaddr(). Move its checks to vgic_check_iorange() and then remove it. Signed-off-by: Ricardo Koller <ricarkol@google.com> --- arch/arm64/kvm/vgic/vgic-kvm-device.c | 26 ++++---------------------- arch/arm64/kvm/vgic/vgic.h | 3 --- 2 files changed, 4 insertions(+), 25 deletions(-) diff --git a/arch/arm64/kvm/vgic/vgic-kvm-device.c b/arch/arm64/kvm/vgic/vgic-kvm-device.c index 08ae34b1a986..0d000d2fe8d2 100644 --- a/arch/arm64/kvm/vgic/vgic-kvm-device.c +++ b/arch/arm64/kvm/vgic/vgic-kvm-device.c @@ -14,38 +14,20 @@ /* common helpers */ -int vgic_check_ioaddr(struct kvm *kvm, phys_addr_t *ioaddr, - phys_addr_t addr, phys_addr_t alignment) -{ - if (addr & ~kvm_phys_mask(kvm)) - return -E2BIG; - - if (!IS_ALIGNED(addr, alignment)) - return -EINVAL; - - if (!IS_VGIC_ADDR_UNDEF(*ioaddr)) - return -EEXIST; - - return 0; -} - int vgic_check_iorange(struct kvm *kvm, phys_addr_t ioaddr, phys_addr_t addr, phys_addr_t alignment, phys_addr_t size) { - int ret; - - ret = vgic_check_ioaddr(kvm, &ioaddr, addr, alignment); - if (ret) - return ret; + if (!IS_VGIC_ADDR_UNDEF(ioaddr)) + return -EEXIST; - if (!IS_ALIGNED(size, alignment)) + if (!IS_ALIGNED(addr, alignment) || !IS_ALIGNED(size, alignment)) return -EINVAL; if (addr + size < addr) return -EINVAL; - if (addr + size > kvm_phys_size(kvm)) + if (addr & ~kvm_phys_mask(kvm) || addr + size > kvm_phys_size(kvm)) return -E2BIG; return 0; diff --git a/arch/arm64/kvm/vgic/vgic.h b/arch/arm64/kvm/vgic/vgic.h index 4be01c38e8f1..3fd6c86a7ef3 100644 --- a/arch/arm64/kvm/vgic/vgic.h +++ b/arch/arm64/kvm/vgic/vgic.h @@ -172,9 +172,6 @@ void vgic_kick_vcpus(struct kvm *kvm); void vgic_irq_handle_resampling(struct vgic_irq *irq, bool lr_deactivated, bool lr_pending); -int vgic_check_ioaddr(struct kvm *kvm, phys_addr_t *ioaddr, - phys_addr_t addr, phys_addr_t alignment); - int vgic_check_iorange(struct kvm *kvm, phys_addr_t ioaddr, phys_addr_t addr, phys_addr_t alignment, phys_addr_t size); -- 2.33.0.800.g4c38ced690-goog
WARNING: multiple messages have this Message-ID (diff)
From: Ricardo Koller <ricarkol@google.com> To: kvm@vger.kernel.org, maz@kernel.org, kvmarm@lists.cs.columbia.edu, drjones@redhat.com, eric.auger@redhat.com, alexandru.elisei@arm.com Cc: pshier@google.com, Paolo Bonzini <pbonzini@redhat.com>, shuah@kernel.org Subject: [PATCH v4 05/11] KVM: arm64: vgic: Drop vgic_check_ioaddr() Date: Mon, 4 Oct 2021 18:19:15 -0700 [thread overview] Message-ID: <20211005011921.437353-6-ricarkol@google.com> (raw) In-Reply-To: <20211005011921.437353-1-ricarkol@google.com> There are no more users of vgic_check_ioaddr(). Move its checks to vgic_check_iorange() and then remove it. Signed-off-by: Ricardo Koller <ricarkol@google.com> --- arch/arm64/kvm/vgic/vgic-kvm-device.c | 26 ++++---------------------- arch/arm64/kvm/vgic/vgic.h | 3 --- 2 files changed, 4 insertions(+), 25 deletions(-) diff --git a/arch/arm64/kvm/vgic/vgic-kvm-device.c b/arch/arm64/kvm/vgic/vgic-kvm-device.c index 08ae34b1a986..0d000d2fe8d2 100644 --- a/arch/arm64/kvm/vgic/vgic-kvm-device.c +++ b/arch/arm64/kvm/vgic/vgic-kvm-device.c @@ -14,38 +14,20 @@ /* common helpers */ -int vgic_check_ioaddr(struct kvm *kvm, phys_addr_t *ioaddr, - phys_addr_t addr, phys_addr_t alignment) -{ - if (addr & ~kvm_phys_mask(kvm)) - return -E2BIG; - - if (!IS_ALIGNED(addr, alignment)) - return -EINVAL; - - if (!IS_VGIC_ADDR_UNDEF(*ioaddr)) - return -EEXIST; - - return 0; -} - int vgic_check_iorange(struct kvm *kvm, phys_addr_t ioaddr, phys_addr_t addr, phys_addr_t alignment, phys_addr_t size) { - int ret; - - ret = vgic_check_ioaddr(kvm, &ioaddr, addr, alignment); - if (ret) - return ret; + if (!IS_VGIC_ADDR_UNDEF(ioaddr)) + return -EEXIST; - if (!IS_ALIGNED(size, alignment)) + if (!IS_ALIGNED(addr, alignment) || !IS_ALIGNED(size, alignment)) return -EINVAL; if (addr + size < addr) return -EINVAL; - if (addr + size > kvm_phys_size(kvm)) + if (addr & ~kvm_phys_mask(kvm) || addr + size > kvm_phys_size(kvm)) return -E2BIG; return 0; diff --git a/arch/arm64/kvm/vgic/vgic.h b/arch/arm64/kvm/vgic/vgic.h index 4be01c38e8f1..3fd6c86a7ef3 100644 --- a/arch/arm64/kvm/vgic/vgic.h +++ b/arch/arm64/kvm/vgic/vgic.h @@ -172,9 +172,6 @@ void vgic_kick_vcpus(struct kvm *kvm); void vgic_irq_handle_resampling(struct vgic_irq *irq, bool lr_deactivated, bool lr_pending); -int vgic_check_ioaddr(struct kvm *kvm, phys_addr_t *ioaddr, - phys_addr_t addr, phys_addr_t alignment); - int vgic_check_iorange(struct kvm *kvm, phys_addr_t ioaddr, phys_addr_t addr, phys_addr_t alignment, phys_addr_t size); -- 2.33.0.800.g4c38ced690-goog _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm
next prev parent reply other threads:[~2021-10-05 1:19 UTC|newest] Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-10-05 1:19 [PATCH v4 00/11] KVM: arm64: vgic: Missing checks for REDIST/CPU and ITS regions above the VM IPA size Ricardo Koller 2021-10-05 1:19 ` Ricardo Koller 2021-10-05 1:19 ` [PATCH v4 01/11] kvm: arm64: vgic: Introduce vgic_check_iorange Ricardo Koller 2021-10-05 1:19 ` Ricardo Koller 2021-10-05 1:19 ` [PATCH v4 02/11] KVM: arm64: vgic-v3: Check redist region is not above the VM IPA size Ricardo Koller 2021-10-05 1:19 ` Ricardo Koller 2021-10-05 1:19 ` [PATCH v4 03/11] KVM: arm64: vgic-v2: Check cpu interface " Ricardo Koller 2021-10-05 1:19 ` Ricardo Koller 2021-10-05 1:19 ` [PATCH v4 04/11] KVM: arm64: vgic-v3: Check ITS " Ricardo Koller 2021-10-05 1:19 ` Ricardo Koller 2021-10-05 1:19 ` Ricardo Koller [this message] 2021-10-05 1:19 ` [PATCH v4 05/11] KVM: arm64: vgic: Drop vgic_check_ioaddr() Ricardo Koller 2021-10-05 7:56 ` Eric Auger 2021-10-05 7:56 ` Eric Auger 2021-10-05 1:19 ` [PATCH v4 06/11] KVM: arm64: selftests: Make vgic_init gic version agnostic Ricardo Koller 2021-10-05 1:19 ` Ricardo Koller 2021-10-06 9:46 ` Andrew Jones 2021-10-06 9:46 ` Andrew Jones 2021-10-05 1:19 ` [PATCH v4 07/11] KVM: arm64: selftests: Make vgic_init/vm_gic_create " Ricardo Koller 2021-10-05 1:19 ` Ricardo Koller 2021-10-06 9:47 ` Andrew Jones 2021-10-06 9:47 ` Andrew Jones 2021-10-05 1:19 ` [PATCH v4 08/11] KVM: arm64: selftests: Add some tests for GICv2 in vgic_init Ricardo Koller 2021-10-05 1:19 ` Ricardo Koller 2021-10-05 8:09 ` Eric Auger 2021-10-05 8:09 ` Eric Auger 2021-10-06 9:52 ` Andrew Jones 2021-10-06 9:52 ` Andrew Jones 2021-10-05 1:19 ` [PATCH v4 09/11] KVM: arm64: selftests: Add tests for GIC redist/cpuif partially above IPA range Ricardo Koller 2021-10-05 1:19 ` Ricardo Koller 2021-10-05 8:12 ` Eric Auger 2021-10-05 8:12 ` Eric Auger 2021-10-06 10:07 ` Andrew Jones 2021-10-06 10:07 ` Andrew Jones 2021-10-05 1:19 ` [PATCH v4 10/11] KVM: arm64: selftests: Add test for legacy GICv3 REDIST base " Ricardo Koller 2021-10-05 1:19 ` Ricardo Koller 2021-10-06 10:12 ` Andrew Jones 2021-10-06 10:12 ` Andrew Jones 2021-10-05 1:19 ` [PATCH v4 11/11] KVM: arm64: selftests: Add init ITS device test Ricardo Koller 2021-10-05 1:19 ` Ricardo Koller 2021-10-05 8:06 ` Eric Auger 2021-10-05 8:06 ` Eric Auger 2021-10-06 10:13 ` Andrew Jones 2021-10-06 10:13 ` Andrew Jones 2021-10-11 8:43 ` [PATCH v4 00/11] KVM: arm64: vgic: Missing checks for REDIST/CPU and ITS regions above the VM IPA size Marc Zyngier 2021-10-11 8:43 ` Marc Zyngier
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