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| author | Maciej S. Szmigiero <maciej.szmigiero@oracle.com> | 2025-03-04 23:03:50 +0100 |
|---|---|---|
| committer | Cédric Le Goater <clg@redhat.com> | 2025-03-06 06:47:34 +0100 |
| commit | 2efa35d34edfeca0d151de8283e52006e2c6cbd4 (patch) | |
| tree | 97effeabb72aa028151c5aa47a0ec3f04680da69 | |
| parent | 961165122bc8a4cf58eaaab75ff09ba8fc950a88 (diff) | |
| download | focaccia-qemu-2efa35d34edfeca0d151de8283e52006e2c6cbd4.tar.gz focaccia-qemu-2efa35d34edfeca0d151de8283e52006e2c6cbd4.zip | |
vfio/migration: Multifd device state transfer - add support checking function
Add vfio_multifd_transfer_supported() function that tells whether the multifd device state transfer is supported. Reviewed-by: Cédric Le Goater <clg@redhat.com> Signed-off-by: Maciej S. Szmigiero <maciej.szmigiero@oracle.com> Link: https://lore.kernel.org/qemu-devel/8ce50256f341b3d47342bb217cb5fbb2deb14639.1741124640.git.maciej.szmigiero@oracle.com Signed-off-by: Cédric Le Goater <clg@redhat.com>
| -rw-r--r-- | hw/vfio/migration-multifd.c | 6 | ||||
| -rw-r--r-- | hw/vfio/migration-multifd.h | 2 |
2 files changed, 8 insertions, 0 deletions
diff --git a/hw/vfio/migration-multifd.c b/hw/vfio/migration-multifd.c index fa594b33fd..79fae0b629 100644 --- a/hw/vfio/migration-multifd.c +++ b/hw/vfio/migration-multifd.c @@ -31,3 +31,9 @@ typedef struct VFIODeviceStatePacket { uint32_t flags; uint8_t data[0]; } QEMU_PACKED VFIODeviceStatePacket; + +bool vfio_multifd_transfer_supported(void) +{ + return multifd_device_state_supported() && + migrate_send_switchover_start(); +} diff --git a/hw/vfio/migration-multifd.h b/hw/vfio/migration-multifd.h index 5b221c6e16..1b60d5f67a 100644 --- a/hw/vfio/migration-multifd.h +++ b/hw/vfio/migration-multifd.h @@ -14,4 +14,6 @@ #include "hw/vfio/vfio-common.h" +bool vfio_multifd_transfer_supported(void); + #endif |