diff options
| -rw-r--r-- | hw/vfio/common.c | 40 | ||||
| -rw-r--r-- | hw/vfio/container.c | 2 | ||||
| -rw-r--r-- | include/hw/vfio/vfio-common.h | 4 |
3 files changed, 11 insertions, 35 deletions
diff --git a/hw/vfio/common.c b/hw/vfio/common.c index fd24b7c..9b55243 100644 --- a/hw/vfio/common.c +++ b/hw/vfio/common.c @@ -184,12 +184,18 @@ static bool vfio_devices_all_device_dirty_tracking_started( return true; } +bool vfio_devices_all_dirty_tracking_started( + const VFIOContainerBase *bcontainer) +{ + return vfio_devices_all_device_dirty_tracking_started(bcontainer) || + bcontainer->dirty_pages_started; +} + static bool vfio_devices_all_dirty_tracking(VFIOContainerBase *bcontainer) { VFIODevice *vbasedev; - if (!(vfio_devices_all_device_dirty_tracking_started(bcontainer) || - bcontainer->dirty_pages_started)) { + if (!vfio_devices_all_dirty_tracking_started(bcontainer)) { return false; } @@ -225,36 +231,6 @@ bool vfio_devices_all_device_dirty_tracking(const VFIOContainerBase *bcontainer) return true; } -/* - * Check if all VFIO devices are running and migration is active, which is - * essentially equivalent to the migration being in pre-copy phase. - */ -bool -vfio_devices_all_running_and_mig_active(const VFIOContainerBase *bcontainer) -{ - VFIODevice *vbasedev; - - if (!migration_is_active()) { - return false; - } - - QLIST_FOREACH(vbasedev, &bcontainer->device_list, container_next) { - VFIOMigration *migration = vbasedev->migration; - - if (!migration) { - return false; - } - - if (vfio_device_state_is_running(vbasedev) || - vfio_device_state_is_precopy(vbasedev)) { - continue; - } else { - return false; - } - } - return true; -} - static bool vfio_listener_skipped_section(MemoryRegionSection *section) { return (!memory_region_is_ram(section->mr) && diff --git a/hw/vfio/container.c b/hw/vfio/container.c index 78a3c2d..4ebb526 100644 --- a/hw/vfio/container.c +++ b/hw/vfio/container.c @@ -131,7 +131,7 @@ static int vfio_legacy_dma_unmap(const VFIOContainerBase *bcontainer, int ret; Error *local_err = NULL; - if (iotlb && vfio_devices_all_running_and_mig_active(bcontainer)) { + if (iotlb && vfio_devices_all_dirty_tracking_started(bcontainer)) { if (!vfio_devices_all_device_dirty_tracking(bcontainer) && bcontainer->dirty_pages_supported) { return vfio_dma_unmap_bitmap(container, iova, size, iotlb); diff --git a/include/hw/vfio/vfio-common.h b/include/hw/vfio/vfio-common.h index a9a68e3..0c60be5 100644 --- a/include/hw/vfio/vfio-common.h +++ b/include/hw/vfio/vfio-common.h @@ -296,8 +296,8 @@ bool vfio_migration_realize(VFIODevice *vbasedev, Error **errp); void vfio_migration_exit(VFIODevice *vbasedev); int vfio_bitmap_alloc(VFIOBitmap *vbmap, hwaddr size); -bool -vfio_devices_all_running_and_mig_active(const VFIOContainerBase *bcontainer); +bool vfio_devices_all_dirty_tracking_started( + const VFIOContainerBase *bcontainer); bool vfio_devices_all_device_dirty_tracking(const VFIOContainerBase *bcontainer); int vfio_devices_query_dirty_bitmap(const VFIOContainerBase *bcontainer, |