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| author | Ricardo Koller <ricarkol@google.com> | 2021-11-08 18:38:53 -0800 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2021-12-28 19:23:23 +0000 |
| commit | 227895ed6d03b46fa619614a41a3b8e1074d6151 (patch) | |
| tree | c2340f57123688bf988a776f8770c38903d4ce1c | |
| parent | 17ce617bf76a7c1d3b553ed01607706434b9ed59 (diff) | |
| download | linux-stable-227895ed6d03b46fa619614a41a3b8e1074d6151.tar.gz linux-stable-227895ed6d03b46fa619614a41a3b8e1074d6151.tar.bz2 linux-stable-227895ed6d03b46fa619614a41a3b8e1074d6151.zip | |
KVM: selftests: Add kvm_irq_line library function
Add an architecture independent wrapper function for the KVM_IRQ_LINE
ioctl.
Signed-off-by: Ricardo Koller <ricarkol@google.com>
Acked-by: Andrew Jones <drjones@redhat.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20211109023906.1091208-5-ricarkol@google.com
| -rw-r--r-- | tools/testing/selftests/kvm/include/kvm_util.h | 2 | ||||
| -rw-r--r-- | tools/testing/selftests/kvm/lib/kvm_util.c | 21 |
2 files changed, 23 insertions, 0 deletions
diff --git a/tools/testing/selftests/kvm/include/kvm_util.h b/tools/testing/selftests/kvm/include/kvm_util.h index 6a1a37f30494..4ba8fd44cf95 100644 --- a/tools/testing/selftests/kvm/include/kvm_util.h +++ b/tools/testing/selftests/kvm/include/kvm_util.h @@ -240,6 +240,8 @@ int _kvm_device_access(int dev_fd, uint32_t group, uint64_t attr, void *val, bool write); int kvm_device_access(int dev_fd, uint32_t group, uint64_t attr, void *val, bool write); +void kvm_irq_line(struct kvm_vm *vm, uint32_t irq, int level); +int _kvm_irq_line(struct kvm_vm *vm, uint32_t irq, int level); int _vcpu_has_device_attr(struct kvm_vm *vm, uint32_t vcpuid, uint32_t group, uint64_t attr); diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c index 8f2e0bb1ef96..9f7210c2d75e 100644 --- a/tools/testing/selftests/kvm/lib/kvm_util.c +++ b/tools/testing/selftests/kvm/lib/kvm_util.c @@ -2087,6 +2087,27 @@ int vcpu_access_device_attr(struct kvm_vm *vm, uint32_t vcpuid, uint32_t group, } /* + * IRQ related functions. + */ + +int _kvm_irq_line(struct kvm_vm *vm, uint32_t irq, int level) +{ + struct kvm_irq_level irq_level = { + .irq = irq, + .level = level, + }; + + return _vm_ioctl(vm, KVM_IRQ_LINE, &irq_level); +} + +void kvm_irq_line(struct kvm_vm *vm, uint32_t irq, int level) +{ + int ret = _kvm_irq_line(vm, irq, level); + + TEST_ASSERT(ret >= 0, "KVM_IRQ_LINE failed, rc: %i errno: %i", ret, errno); +} + +/* * VM Dump * * Input Args: |