diff options
Diffstat (limited to 'hw/virtio')
| -rw-r--r-- | hw/virtio/Makefile.objs | 14 | ||||
| -rw-r--r-- | hw/virtio/vhost.c | 3 | ||||
| -rw-r--r-- | hw/virtio/virtio-pci.c | 1 | ||||
| -rw-r--r-- | hw/virtio/virtio.c | 33 |
4 files changed, 28 insertions, 23 deletions
diff --git a/hw/virtio/Makefile.objs b/hw/virtio/Makefile.objs index 030969e28c..1b2799cfd8 100644 --- a/hw/virtio/Makefile.objs +++ b/hw/virtio/Makefile.objs @@ -1,14 +1,16 @@ ifeq ($(CONFIG_VIRTIO),y) -common-obj-y += virtio-rng.o -common-obj-$(CONFIG_VIRTIO_PCI) += virtio-pci.o common-obj-y += virtio-bus.o -common-obj-y += virtio-mmio.o +obj-y += virtio.o + +common-obj-$(CONFIG_VIRTIO_RNG) += virtio-rng.o +common-obj-$(CONFIG_VIRTIO_PCI) += virtio-pci.o +common-obj-$(CONFIG_VIRTIO_MMIO) += virtio-mmio.o +obj-$(CONFIG_VIRTIO_BALLOON) += virtio-balloon.o +obj-$(CONFIG_VIRTIO_CRYPTO) += virtio-crypto.o +obj-$(call land,$(CONFIG_VIRTIO_CRYPTO),$(CONFIG_VIRTIO_PCI)) += virtio-crypto-pci.o -obj-y += virtio.o virtio-balloon.o obj-$(CONFIG_LINUX) += vhost.o vhost-backend.o vhost-user.o obj-$(CONFIG_VHOST_VSOCK) += vhost-vsock.o -obj-y += virtio-crypto.o -obj-$(CONFIG_VIRTIO_PCI) += virtio-crypto-pci.o endif common-obj-$(call lnot,$(call land,$(CONFIG_VIRTIO),$(CONFIG_LINUX))) += vhost-stub.o diff --git a/hw/virtio/vhost.c b/hw/virtio/vhost.c index 624ade9682..96175b214d 100644 --- a/hw/virtio/vhost.c +++ b/hw/virtio/vhost.c @@ -902,7 +902,8 @@ int vhost_device_iotlb_miss(struct vhost_dev *dev, uint64_t iova, int write) trace_vhost_iotlb_miss(dev, 1); iotlb = address_space_get_iotlb_entry(dev->vdev->dma_as, - iova, write); + iova, write, + MEMTXATTRS_UNSPECIFIED); if (iotlb.target_as != NULL) { ret = vhost_memory_region_lookup(dev, iotlb.translated_addr, &uaddr, &len); diff --git a/hw/virtio/virtio-pci.c b/hw/virtio/virtio-pci.c index 5eb0c323ca..3a01fe90f0 100644 --- a/hw/virtio/virtio-pci.c +++ b/hw/virtio/virtio-pci.c @@ -32,7 +32,6 @@ #include "hw/pci/msix.h" #include "hw/loader.h" #include "sysemu/kvm.h" -#include "sysemu/block-backend.h" #include "virtio-pci.h" #include "qemu/range.h" #include "hw/virtio/virtio-bus.h" diff --git a/hw/virtio/virtio.c b/hw/virtio/virtio.c index 1debb0147b..d4e4d98b59 100644 --- a/hw/virtio/virtio.c +++ b/hw/virtio/virtio.c @@ -123,11 +123,22 @@ static void virtio_free_region_cache(VRingMemoryRegionCaches *caches) g_free(caches); } +static void virtio_virtqueue_reset_region_cache(struct VirtQueue *vq) +{ + VRingMemoryRegionCaches *caches; + + caches = atomic_read(&vq->vring.caches); + atomic_rcu_set(&vq->vring.caches, NULL); + if (caches) { + call_rcu(caches, virtio_free_region_cache, rcu); + } +} + static void virtio_init_region_cache(VirtIODevice *vdev, int n) { VirtQueue *vq = &vdev->vq[n]; VRingMemoryRegionCaches *old = vq->vring.caches; - VRingMemoryRegionCaches *new; + VRingMemoryRegionCaches *new = NULL; hwaddr addr, size; int event_size; int64_t len; @@ -136,7 +147,7 @@ static void virtio_init_region_cache(VirtIODevice *vdev, int n) addr = vq->vring.desc; if (!addr) { - return; + goto out_no_cache; } new = g_new0(VRingMemoryRegionCaches, 1); size = virtio_queue_get_desc_size(vdev, n); @@ -170,11 +181,14 @@ static void virtio_init_region_cache(VirtIODevice *vdev, int n) return; err_avail: - address_space_cache_destroy(&new->used); + address_space_cache_destroy(&new->avail); err_used: - address_space_cache_destroy(&new->desc); + address_space_cache_destroy(&new->used); err_desc: + address_space_cache_destroy(&new->desc); +out_no_cache: g_free(new); + virtio_virtqueue_reset_region_cache(vq); } /* virt queue functions */ @@ -1168,17 +1182,6 @@ static enum virtio_device_endian virtio_current_cpu_endian(void) } } -static void virtio_virtqueue_reset_region_cache(struct VirtQueue *vq) -{ - VRingMemoryRegionCaches *caches; - - caches = atomic_read(&vq->vring.caches); - atomic_rcu_set(&vq->vring.caches, NULL); - if (caches) { - call_rcu(caches, virtio_free_region_cache, rcu); - } -} - void virtio_reset(void *opaque) { VirtIODevice *vdev = opaque; |