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Searched refs:ioeventfd (Results 1 – 8 of 8) sorted by relevance

/linux/drivers/vfio/pci/
H A Dvfio_pci_rdwr.c379 static void vfio_pci_ioeventfd_do_write(struct vfio_pci_ioeventfd *ioeventfd, in vfio_pci_ioeventfd_do_write() argument
382 switch (ioeventfd->count) { in vfio_pci_ioeventfd_do_write()
384 vfio_pci_core_iowrite8(ioeventfd->vdev, test_mem, in vfio_pci_ioeventfd_do_write()
385 ioeventfd->data, ioeventfd->addr); in vfio_pci_ioeventfd_do_write()
388 vfio_pci_core_iowrite16(ioeventfd->vdev, test_mem, in vfio_pci_ioeventfd_do_write()
389 ioeventfd->data, ioeventfd->addr); in vfio_pci_ioeventfd_do_write()
392 vfio_pci_core_iowrite32(ioeventfd->vdev, test_mem, in vfio_pci_ioeventfd_do_write()
393 ioeventfd->data, ioeventfd->addr); in vfio_pci_ioeventfd_do_write()
396 vfio_pci_core_iowrite64(ioeventfd->vdev, test_mem, in vfio_pci_ioeventfd_do_write()
397 ioeventfd->data, ioeventfd->addr); in vfio_pci_ioeventfd_do_write()
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H A Dvfio_pci_core.c593 struct vfio_pci_ioeventfd *ioeventfd, *ioeventfd_tmp; in vfio_pci_core_disable() local
630 list_for_each_entry_safe(ioeventfd, ioeventfd_tmp, in vfio_pci_core_disable()
632 vfio_virqfd_disable(&ioeventfd->virqfd); in vfio_pci_core_disable()
633 list_del(&ioeventfd->next); in vfio_pci_core_disable()
634 kfree(ioeventfd); in vfio_pci_core_disable()
1443 struct vfio_device_ioeventfd ioeventfd; in vfio_pci_ioctl_ioeventfd() local
1446 if (copy_from_user(&ioeventfd, arg, minsz)) in vfio_pci_ioctl_ioeventfd()
1449 if (ioeventfd.argsz < minsz) in vfio_pci_ioctl_ioeventfd()
1452 if (ioeventfd.flags & ~VFIO_DEVICE_IOEVENTFD_SIZE_MASK) in vfio_pci_ioctl_ioeventfd()
1455 count = ioeventfd.flags & VFIO_DEVICE_IOEVENTFD_SIZE_MASK; in vfio_pci_ioctl_ioeventfd()
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/linux/drivers/xen/
H A Dprivcmd.c1220 struct privcmd_kernel_ioreq *alloc_ioreq(struct privcmd_ioeventfd *ioeventfd) in alloc_ioreq() argument
1231 size = struct_size(kioreq, ports, ioeventfd->vcpus); in alloc_ioreq()
1236 kioreq->dom = ioeventfd->dom; in alloc_ioreq()
1237 kioreq->vcpus = ioeventfd->vcpus; in alloc_ioreq()
1238 kioreq->uioreq = ioeventfd->ioreq; in alloc_ioreq()
1244 vma = find_vma(mm, (unsigned long)ioeventfd->ioreq); in alloc_ioreq()
1256 ports = memdup_array_user(u64_to_user_ptr(ioeventfd->ports), in alloc_ioreq()
1292 get_ioreq(struct privcmd_ioeventfd *ioeventfd, struct eventfd_ctx *eventfd) in get_ioreq() argument
1304 if (kioreq->uioreq != ioeventfd->ioreq) { in get_ioreq()
1306 } else if (kioreq->dom != ioeventfd->dom || in get_ioreq()
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H A DKconfig277 Using the ioeventfd / irqfd mechanism a virtio backend running in a
/linux/drivers/virt/acrn/
H A Dioeventfd.c53 struct hsm_ioeventfd *ioeventfd) in hsm_ioeventfd_is_conflict() argument
61 if (p->eventfd == ioeventfd->eventfd && in hsm_ioeventfd_is_conflict()
62 p->addr == ioeventfd->addr && in hsm_ioeventfd_is_conflict()
63 p->type == ioeventfd->type && in hsm_ioeventfd_is_conflict()
64 (p->wildcard || ioeventfd->wildcard || in hsm_ioeventfd_is_conflict()
65 p->data == ioeventfd->data)) in hsm_ioeventfd_is_conflict()
H A Dhsm.c115 struct acrn_ioeventfd ioeventfd; in acrn_dev_ioctl() local
402 if (copy_from_user(&ioeventfd, (void __user *)ioctl_param, in acrn_dev_ioctl()
403 sizeof(ioeventfd))) in acrn_dev_ioctl()
406 if (ioeventfd.reserved != 0) in acrn_dev_ioctl()
409 ret = acrn_ioeventfd_config(vm, &ioeventfd); in acrn_dev_ioctl()
H A DMakefile3 acrn-y := hsm.o vm.o mm.o ioreq.o ioeventfd.o irqfd.o
/linux/Documentation/virt/kvm/
H A Dapi.rst2100 This ioctl attaches or detaches an ioeventfd to a legal pio/mmio address
2132 With KVM_CAP_IOEVENTFD_ANY_LENGTH, a zero length ioeventfd is allowed, and
2134 The speedup may only apply to specific architectures, but the ioeventfd will