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vfio/migration: Add vfio_add_bytes_transferred()

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This way bytes_transferred can also be incremented in other translation
units than migration.c.

Signed-off-by: Maciej S. Szmigiero <maciej.szmigiero@oracle.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Link: https://lore.kernel.org/qemu-devel/d1fbc27ac2417b49892f354ba20f6c6b3f7209f8.1741124640.git.maciej.szmigiero@oracle.com
Signed-off-by: Cédric Le Goater <clg@redhat.com>
This commit is contained in:
Maciej S. Szmigiero 2025-03-04 23:03:47 +01:00 committed by Cédric Le Goater
parent bd846c5d58
commit 47c7133629
2 changed files with 7 additions and 1 deletions
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7
hw/vfio/migration.c
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@ -391,7 +391,7 @@ static ssize_t vfio_save_block(QEMUFile *f, VFIOMigration *migration)
qemu_put_be64(f, VFIO_MIG_FLAG_DEV_DATA_STATE); qemu_put_be64(f, VFIO_MIG_FLAG_DEV_DATA_STATE);
qemu_put_be64(f, data_size); qemu_put_be64(f, data_size);
qemu_put_buffer(f, migration->data_buffer, data_size); qemu_put_buffer(f, migration->data_buffer, data_size);
qatomic_add(&bytes_transferred, data_size); vfio_mig_add_bytes_transferred(data_size);
trace_vfio_save_block(migration->vbasedev->name, data_size); trace_vfio_save_block(migration->vbasedev->name, data_size);
@ -1021,6 +1021,11 @@ void vfio_reset_bytes_transferred(void)
qatomic_set(&bytes_transferred, 0); qatomic_set(&bytes_transferred, 0);
} }
void vfio_mig_add_bytes_transferred(unsigned long val)
{
qatomic_add(&bytes_transferred, val);
}
/* /*
* Return true when either migration initialized or blocker registered. * Return true when either migration initialized or blocker registered.
* Currently only return false when adding blocker fails which will * Currently only return false when adding blocker fails which will

1
include/hw/vfio/vfio-common.h
View File

@ -274,6 +274,7 @@ void vfio_unblock_multiple_devices_migration(void);
bool vfio_viommu_preset(VFIODevice *vbasedev); bool vfio_viommu_preset(VFIODevice *vbasedev);
int64_t vfio_mig_bytes_transferred(void); int64_t vfio_mig_bytes_transferred(void);
void vfio_reset_bytes_transferred(void); void vfio_reset_bytes_transferred(void);
void vfio_mig_add_bytes_transferred(unsigned long val);
bool vfio_device_state_is_running(VFIODevice *vbasedev); bool vfio_device_state_is_running(VFIODevice *vbasedev);
bool vfio_device_state_is_precopy(VFIODevice *vbasedev); bool vfio_device_state_is_precopy(VFIODevice *vbasedev);