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envelope-from=john.levon@nutanix.com; helo=mx0b-002c1b01.pphosted.com X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1.414, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org 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. Reviewed-by: Cédric Le Goater Signed-off-by: John Levon --- include/hw/vfio/vfio-container-base.h | 2 ++ hw/vfio/listener.c | 28 +++++++++++++++++++++++++++ 2 files changed, 30 insertions(+) diff --git a/include/hw/vfio/vfio-container-base.h b/include/hw/vfio/vfio-container-base.h index 59f07d26e8..3d392b0fd8 100644 --- a/include/hw/vfio/vfio-container-base.h +++ b/include/hw/vfio/vfio-container-base.h @@ -117,6 +117,8 @@ struct VFIOIOMMUClass { /* 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); diff --git a/hw/vfio/listener.c b/hw/vfio/listener.c index 2b93ca55b6..bfacb3d8d9 100644 --- a/hw/vfio/listener.c +++ b/hw/vfio/listener.c @@ -411,6 +411,32 @@ static bool vfio_get_section_iova_range(VFIOContainerBase *bcontainer, return true; } +static void vfio_listener_begin(MemoryListener *listener) +{ + VFIOContainerBase *bcontainer = container_of(listener, VFIOContainerBase, + listener); + void (*listener_begin)(VFIOContainerBase *bcontainer); + + listener_begin = VFIO_IOMMU_GET_CLASS(bcontainer)->listener_begin; + + if (listener_begin) { + listener_begin(bcontainer); + } +} + +static void vfio_listener_commit(MemoryListener *listener) +{ + VFIOContainerBase *bcontainer = container_of(listener, VFIOContainerBase, + listener); + void (*listener_commit)(VFIOContainerBase *bcontainer); + + listener_commit = VFIO_IOMMU_GET_CLASS(bcontainer)->listener_begin; + + if (listener_commit) { + listener_commit(bcontainer); + } +} + static void vfio_device_error_append(VFIODevice *vbasedev, Error **errp) { /* @@ -1161,6 +1187,8 @@ static void vfio_listener_log_sync(MemoryListener *listener, static const MemoryListener vfio_memory_listener = { .name = "vfio", + .begin = vfio_listener_begin, + .commit = vfio_listener_commit, .region_add = vfio_listener_region_add, .region_del = vfio_listener_region_del, .log_global_start = vfio_listener_log_global_start, -- 2.43.0