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b=RLk9Fvp75iERcooWUjGpyOL6Da46ndai3sp8TZDtWwQ8eXN2zRkv34rqcUfXfyWuGPoy6tM6rGzkh4H+RW5zxxijZQKgeeABdDAGjf21ZfVKtFUqfCRXV99cOIEsQ2QNeC3GVeycrm1fK0vZaX54oA4qE9nF4j/yY1KOdlCCoLJv/b18vs7yp6hP38d8J9g1U9IiXrokgp7IKjgBKkwY1ZKpKkuvkYYq3Aj9gbps7LpgU7oXLz/cjeW8cy1IEM/Dt5JydCgkd9F5ts1MSQaOIOv3JBwMrqxWdSD79sU4L9awugiZUWXyiWseSnl7wVFSU8tLV7IgGazYSXAM0Yb5QA== From: John Levon To: qemu-devel@nongnu.org Cc: Tony Krowiak , Stefano Garzarella , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= , Peter Xu , Thomas Huth , Matthew Rosato , David Hildenbrand , "Michael S. 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charset="utf-8" The vfio-user container will later need to hook into these callbacks; set up vfio to use them, and optionally pass them through to the container. Signed-off-by: John Levon --- hw/vfio/listener.c | 28 +++++++++++++++++++++++++++ include/hw/vfio/vfio-container-base.h | 2 ++ 2 files changed, 30 insertions(+) diff --git a/hw/vfio/listener.c b/hw/vfio/listener.c index 285ca97a8c..9ffc2deb2d 100644 --- a/hw/vfio/listener.c +++ b/hw/vfio/listener.c @@ -412,6 +412,32 @@ static bool vfio_get_section_iova_range(VFIOContainerB= ase *bcontainer, return true; } =20 +static void vfio_listener_begin(MemoryListener *listener) +{ + VFIOContainerBase *bcontainer =3D container_of(listener, VFIOContainer= Base, + listener); + void (*listener_begin)(VFIOContainerBase *bcontainer); + + listener_begin =3D VFIO_IOMMU_GET_CLASS(bcontainer)->listener_begin; + + if (listener_begin) { + listener_begin(bcontainer); + } +} + +static void vfio_listener_commit(MemoryListener *listener) +{ + VFIOContainerBase *bcontainer =3D container_of(listener, VFIOContainer= Base, + listener); + void (*listener_commit)(VFIOContainerBase *bcontainer); + + listener_commit =3D VFIO_IOMMU_GET_CLASS(bcontainer)->listener_begin; + + if (listener_commit) { + listener_commit(bcontainer); + } +} + static void vfio_device_error_append(VFIODevice *vbasedev, Error **errp) { /* @@ -1166,6 +1192,8 @@ static void vfio_listener_log_sync(MemoryListener *li= stener, =20 static const MemoryListener vfio_memory_listener =3D { .name =3D "vfio", + .begin =3D vfio_listener_begin, + .commit =3D vfio_listener_commit, .region_add =3D vfio_listener_region_add, .region_del =3D vfio_listener_region_del, .log_global_start =3D vfio_listener_log_global_start, diff --git a/include/hw/vfio/vfio-container-base.h b/include/hw/vfio/vfio-c= ontainer-base.h index a441932be7..67373e8db0 100644 --- a/include/hw/vfio/vfio-container-base.h +++ b/include/hw/vfio/vfio-container-base.h @@ -120,6 +120,8 @@ struct VFIOIOMMUClass { =20 /* basic feature */ bool (*setup)(VFIOContainerBase *bcontainer, Error **errp); + void (*listener_begin)(VFIOContainerBase *bcontainer); + void (*listener_commit)(VFIOContainerBase *bcontainer); int (*dma_map)(const VFIOContainerBase *bcontainer, hwaddr iova, ram_addr_t size, void *vaddr, bool readonly); --=20 2.34.1