diff options
author | Kirti Wankhede <kwankhede@nvidia.com> | 2020-10-26 15:06:14 +0530 |
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committer | Alex Williamson <alex.williamson@redhat.com> | 2020-11-01 12:30:50 -0700 |
commit | a9e271ec9b36ef4c7b5bc3b234c85d93931e192e (patch) | |
tree | b58e46baa6957b6fb2547d731d285f385b1d8583 /include | |
parent | c5e2fb3ce4dbb158732420fbd3b963eebbcd85c8 (diff) | |
download | qemu-a9e271ec9b36ef4c7b5bc3b234c85d93931e192e.zip qemu-a9e271ec9b36ef4c7b5bc3b234c85d93931e192e.tar.gz qemu-a9e271ec9b36ef4c7b5bc3b234c85d93931e192e.tar.bz2 |
vfio: Add migration region initialization and finalize function
Whether the VFIO device supports migration or not is decided based of
migration region query. If migration region query is successful and migration
region initialization is successful then migration is supported else
migration is blocked.
Signed-off-by: Kirti Wankhede <kwankhede@nvidia.com>
Reviewed-by: Neo Jia <cjia@nvidia.com>
Acked-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Diffstat (limited to 'include')
-rw-r--r-- | include/hw/vfio/vfio-common.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/hw/vfio/vfio-common.h b/include/hw/vfio/vfio-common.h index ba6169c..8275c4c 100644 --- a/include/hw/vfio/vfio-common.h +++ b/include/hw/vfio/vfio-common.h @@ -57,6 +57,10 @@ typedef struct VFIORegion { uint8_t nr; /* cache the region number for debug */ } VFIORegion; +typedef struct VFIOMigration { + VFIORegion region; +} VFIOMigration; + typedef struct VFIOAddressSpace { AddressSpace *as; QLIST_HEAD(, VFIOContainer) containers; @@ -113,6 +117,8 @@ typedef struct VFIODevice { unsigned int num_irqs; unsigned int num_regions; unsigned int flags; + VFIOMigration *migration; + Error *migration_blocker; } VFIODevice; struct VFIODeviceOps { @@ -204,4 +210,7 @@ int vfio_spapr_create_window(VFIOContainer *container, int vfio_spapr_remove_window(VFIOContainer *container, hwaddr offset_within_address_space); +int vfio_migration_probe(VFIODevice *vbasedev, Error **errp); +void vfio_migration_finalize(VFIODevice *vbasedev); + #endif /* HW_VFIO_VFIO_COMMON_H */ |