vfio/migration: Rename functions/structs related to v1 protocol
To avoid name collisions, rename functions and structs related to VFIO migration protocol v1. This will allow the two protocols to co-exist when v2 protocol is added, until v1 is removed. No functional changes intended. Signed-off-by: Avihai Horon <avihaih@nvidia.com> Reviewed-by: Cédric Le Goater <clg@redhat.com> Reviewed-by: Juan Quintela <quintela@redhat.com> Link: https://lore.kernel.org/r/20230216143630.25610-8-avihaih@nvidia.com Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
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16fe4e8ab7
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6eeb290910
@ -408,8 +408,8 @@ static bool vfio_devices_all_dirty_tracking(VFIOContainer *container)
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return false;
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return false;
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}
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}
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if ((vbasedev->pre_copy_dirty_page_tracking == ON_OFF_AUTO_OFF)
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if ((vbasedev->pre_copy_dirty_page_tracking == ON_OFF_AUTO_OFF) &&
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&& (migration->device_state & VFIO_DEVICE_STATE_V1_RUNNING)) {
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(migration->device_state_v1 & VFIO_DEVICE_STATE_V1_RUNNING)) {
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return false;
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return false;
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}
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}
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}
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}
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@ -438,7 +438,7 @@ static bool vfio_devices_all_running_and_mig_active(VFIOContainer *container)
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return false;
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return false;
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}
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}
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if (migration->device_state & VFIO_DEVICE_STATE_V1_RUNNING) {
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if (migration->device_state_v1 & VFIO_DEVICE_STATE_V1_RUNNING) {
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continue;
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continue;
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} else {
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} else {
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return false;
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return false;
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@ -107,8 +107,8 @@ static int vfio_mig_rw(VFIODevice *vbasedev, __u8 *buf, size_t count,
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* an error is returned.
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* an error is returned.
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*/
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*/
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static int vfio_migration_set_state(VFIODevice *vbasedev, uint32_t mask,
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static int vfio_migration_v1_set_state(VFIODevice *vbasedev, uint32_t mask,
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uint32_t value)
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uint32_t value)
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{
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{
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VFIOMigration *migration = vbasedev->migration;
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VFIOMigration *migration = vbasedev->migration;
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VFIORegion *region = &migration->region;
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VFIORegion *region = &migration->region;
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@ -145,8 +145,8 @@ static int vfio_migration_set_state(VFIODevice *vbasedev, uint32_t mask,
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return ret;
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return ret;
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}
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}
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migration->device_state = device_state;
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migration->device_state_v1 = device_state;
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trace_vfio_migration_set_state(vbasedev->name, device_state);
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trace_vfio_migration_v1_set_state(vbasedev->name, device_state);
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return 0;
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return 0;
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}
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}
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@ -260,8 +260,8 @@ static int vfio_save_buffer(QEMUFile *f, VFIODevice *vbasedev, uint64_t *size)
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return ret;
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return ret;
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}
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}
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static int vfio_load_buffer(QEMUFile *f, VFIODevice *vbasedev,
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static int vfio_v1_load_buffer(QEMUFile *f, VFIODevice *vbasedev,
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uint64_t data_size)
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uint64_t data_size)
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{
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{
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VFIORegion *region = &vbasedev->migration->region;
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VFIORegion *region = &vbasedev->migration->region;
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uint64_t data_offset = 0, size, report_size;
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uint64_t data_offset = 0, size, report_size;
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@ -288,7 +288,7 @@ static int vfio_load_buffer(QEMUFile *f, VFIODevice *vbasedev,
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data_size = 0;
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data_size = 0;
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}
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}
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trace_vfio_load_state_device_data(vbasedev->name, data_offset, size);
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trace_vfio_v1_load_state_device_data(vbasedev->name, data_offset, size);
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while (size) {
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while (size) {
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void *buf;
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void *buf;
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@ -394,7 +394,7 @@ static int vfio_load_device_config_state(QEMUFile *f, void *opaque)
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return qemu_file_get_error(f);
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return qemu_file_get_error(f);
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}
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}
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static void vfio_migration_cleanup(VFIODevice *vbasedev)
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static void vfio_migration_v1_cleanup(VFIODevice *vbasedev)
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{
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{
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VFIOMigration *migration = vbasedev->migration;
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VFIOMigration *migration = vbasedev->migration;
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@ -405,13 +405,13 @@ static void vfio_migration_cleanup(VFIODevice *vbasedev)
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/* ---------------------------------------------------------------------- */
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/* ---------------------------------------------------------------------- */
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static int vfio_save_setup(QEMUFile *f, void *opaque)
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static int vfio_v1_save_setup(QEMUFile *f, void *opaque)
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{
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{
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VFIODevice *vbasedev = opaque;
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VFIODevice *vbasedev = opaque;
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VFIOMigration *migration = vbasedev->migration;
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VFIOMigration *migration = vbasedev->migration;
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int ret;
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int ret;
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trace_vfio_save_setup(vbasedev->name);
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trace_vfio_v1_save_setup(vbasedev->name);
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qemu_put_be64(f, VFIO_MIG_FLAG_DEV_SETUP_STATE);
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qemu_put_be64(f, VFIO_MIG_FLAG_DEV_SETUP_STATE);
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@ -431,8 +431,8 @@ static int vfio_save_setup(QEMUFile *f, void *opaque)
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}
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}
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}
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}
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ret = vfio_migration_set_state(vbasedev, VFIO_DEVICE_STATE_MASK,
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ret = vfio_migration_v1_set_state(vbasedev, VFIO_DEVICE_STATE_MASK,
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VFIO_DEVICE_STATE_V1_SAVING);
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VFIO_DEVICE_STATE_V1_SAVING);
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if (ret) {
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if (ret) {
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error_report("%s: Failed to set state SAVING", vbasedev->name);
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error_report("%s: Failed to set state SAVING", vbasedev->name);
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return ret;
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return ret;
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@ -448,16 +448,16 @@ static int vfio_save_setup(QEMUFile *f, void *opaque)
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return 0;
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return 0;
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}
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}
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static void vfio_save_cleanup(void *opaque)
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static void vfio_v1_save_cleanup(void *opaque)
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{
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{
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VFIODevice *vbasedev = opaque;
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VFIODevice *vbasedev = opaque;
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vfio_migration_cleanup(vbasedev);
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vfio_migration_v1_cleanup(vbasedev);
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trace_vfio_save_cleanup(vbasedev->name);
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trace_vfio_save_cleanup(vbasedev->name);
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}
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}
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static void vfio_state_pending(void *opaque, uint64_t *must_precopy,
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static void vfio_v1_state_pending(void *opaque, uint64_t *must_precopy,
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uint64_t *can_postcopy)
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uint64_t *can_postcopy)
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{
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{
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VFIODevice *vbasedev = opaque;
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VFIODevice *vbasedev = opaque;
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VFIOMigration *migration = vbasedev->migration;
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VFIOMigration *migration = vbasedev->migration;
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@ -470,7 +470,7 @@ static void vfio_state_pending(void *opaque, uint64_t *must_precopy,
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*must_precopy += migration->pending_bytes;
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*must_precopy += migration->pending_bytes;
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trace_vfio_state_pending(vbasedev->name, *must_precopy, *can_postcopy);
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trace_vfio_v1_state_pending(vbasedev->name, *must_precopy, *can_postcopy);
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}
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}
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static int vfio_save_iterate(QEMUFile *f, void *opaque)
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static int vfio_save_iterate(QEMUFile *f, void *opaque)
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@ -520,15 +520,15 @@ static int vfio_save_iterate(QEMUFile *f, void *opaque)
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return 0;
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return 0;
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}
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}
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static int vfio_save_complete_precopy(QEMUFile *f, void *opaque)
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static int vfio_v1_save_complete_precopy(QEMUFile *f, void *opaque)
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{
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{
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VFIODevice *vbasedev = opaque;
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VFIODevice *vbasedev = opaque;
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VFIOMigration *migration = vbasedev->migration;
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VFIOMigration *migration = vbasedev->migration;
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uint64_t data_size;
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uint64_t data_size;
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int ret;
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int ret;
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ret = vfio_migration_set_state(vbasedev, ~VFIO_DEVICE_STATE_V1_RUNNING,
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ret = vfio_migration_v1_set_state(vbasedev, ~VFIO_DEVICE_STATE_V1_RUNNING,
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VFIO_DEVICE_STATE_V1_SAVING);
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VFIO_DEVICE_STATE_V1_SAVING);
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if (ret) {
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if (ret) {
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error_report("%s: Failed to set state STOP and SAVING",
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error_report("%s: Failed to set state STOP and SAVING",
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vbasedev->name);
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vbasedev->name);
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@ -565,13 +565,14 @@ static int vfio_save_complete_precopy(QEMUFile *f, void *opaque)
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return ret;
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return ret;
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}
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}
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ret = vfio_migration_set_state(vbasedev, ~VFIO_DEVICE_STATE_V1_SAVING, 0);
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ret = vfio_migration_v1_set_state(vbasedev, ~VFIO_DEVICE_STATE_V1_SAVING,
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0);
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if (ret) {
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if (ret) {
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error_report("%s: Failed to set state STOPPED", vbasedev->name);
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error_report("%s: Failed to set state STOPPED", vbasedev->name);
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return ret;
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return ret;
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}
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}
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trace_vfio_save_complete_precopy(vbasedev->name);
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trace_vfio_v1_save_complete_precopy(vbasedev->name);
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return ret;
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return ret;
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}
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}
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@ -588,7 +589,7 @@ static void vfio_save_state(QEMUFile *f, void *opaque)
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}
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}
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}
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}
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static int vfio_load_setup(QEMUFile *f, void *opaque)
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static int vfio_v1_load_setup(QEMUFile *f, void *opaque)
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{
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{
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VFIODevice *vbasedev = opaque;
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VFIODevice *vbasedev = opaque;
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VFIOMigration *migration = vbasedev->migration;
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VFIOMigration *migration = vbasedev->migration;
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@ -604,8 +605,8 @@ static int vfio_load_setup(QEMUFile *f, void *opaque)
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}
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}
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}
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}
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ret = vfio_migration_set_state(vbasedev, ~VFIO_DEVICE_STATE_MASK,
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ret = vfio_migration_v1_set_state(vbasedev, ~VFIO_DEVICE_STATE_MASK,
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VFIO_DEVICE_STATE_V1_RESUMING);
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VFIO_DEVICE_STATE_V1_RESUMING);
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if (ret) {
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if (ret) {
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error_report("%s: Failed to set state RESUMING", vbasedev->name);
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error_report("%s: Failed to set state RESUMING", vbasedev->name);
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if (migration->region.mmaps) {
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if (migration->region.mmaps) {
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@ -615,11 +616,11 @@ static int vfio_load_setup(QEMUFile *f, void *opaque)
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return ret;
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return ret;
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}
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}
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static int vfio_load_cleanup(void *opaque)
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static int vfio_v1_load_cleanup(void *opaque)
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{
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{
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VFIODevice *vbasedev = opaque;
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VFIODevice *vbasedev = opaque;
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vfio_migration_cleanup(vbasedev);
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vfio_migration_v1_cleanup(vbasedev);
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trace_vfio_load_cleanup(vbasedev->name);
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trace_vfio_load_cleanup(vbasedev->name);
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return 0;
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return 0;
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}
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}
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@ -657,7 +658,7 @@ static int vfio_load_state(QEMUFile *f, void *opaque, int version_id)
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uint64_t data_size = qemu_get_be64(f);
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uint64_t data_size = qemu_get_be64(f);
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if (data_size) {
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if (data_size) {
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ret = vfio_load_buffer(f, vbasedev, data_size);
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ret = vfio_v1_load_buffer(f, vbasedev, data_size);
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if (ret < 0) {
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if (ret < 0) {
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return ret;
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return ret;
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}
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}
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@ -678,22 +679,22 @@ static int vfio_load_state(QEMUFile *f, void *opaque, int version_id)
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return ret;
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return ret;
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}
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}
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static SaveVMHandlers savevm_vfio_handlers = {
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static SaveVMHandlers savevm_vfio_v1_handlers = {
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.save_setup = vfio_save_setup,
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.save_setup = vfio_v1_save_setup,
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.save_cleanup = vfio_save_cleanup,
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.save_cleanup = vfio_v1_save_cleanup,
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.state_pending_exact = vfio_state_pending,
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.state_pending_exact = vfio_v1_state_pending,
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.state_pending_estimate = vfio_state_pending,
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.state_pending_estimate = vfio_v1_state_pending,
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.save_live_iterate = vfio_save_iterate,
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.save_live_iterate = vfio_save_iterate,
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.save_live_complete_precopy = vfio_save_complete_precopy,
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.save_live_complete_precopy = vfio_v1_save_complete_precopy,
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.save_state = vfio_save_state,
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.save_state = vfio_save_state,
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.load_setup = vfio_load_setup,
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.load_setup = vfio_v1_load_setup,
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.load_cleanup = vfio_load_cleanup,
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.load_cleanup = vfio_v1_load_cleanup,
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.load_state = vfio_load_state,
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.load_state = vfio_load_state,
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};
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};
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/* ---------------------------------------------------------------------- */
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/* ---------------------------------------------------------------------- */
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static void vfio_vmstate_change(void *opaque, bool running, RunState state)
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static void vfio_v1_vmstate_change(void *opaque, bool running, RunState state)
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{
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{
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VFIODevice *vbasedev = opaque;
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VFIODevice *vbasedev = opaque;
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VFIOMigration *migration = vbasedev->migration;
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VFIOMigration *migration = vbasedev->migration;
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@ -733,21 +734,21 @@ static void vfio_vmstate_change(void *opaque, bool running, RunState state)
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}
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}
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}
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}
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ret = vfio_migration_set_state(vbasedev, mask, value);
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ret = vfio_migration_v1_set_state(vbasedev, mask, value);
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if (ret) {
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if (ret) {
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/*
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/*
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* Migration should be aborted in this case, but vm_state_notify()
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* Migration should be aborted in this case, but vm_state_notify()
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* currently does not support reporting failures.
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* currently does not support reporting failures.
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*/
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*/
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error_report("%s: Failed to set device state 0x%x", vbasedev->name,
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error_report("%s: Failed to set device state 0x%x", vbasedev->name,
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(migration->device_state & mask) | value);
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(migration->device_state_v1 & mask) | value);
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if (migrate_get_current()->to_dst_file) {
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if (migrate_get_current()->to_dst_file) {
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qemu_file_set_error(migrate_get_current()->to_dst_file, ret);
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qemu_file_set_error(migrate_get_current()->to_dst_file, ret);
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}
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}
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}
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}
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vbasedev->migration->vm_running = running;
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vbasedev->migration->vm_running = running;
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trace_vfio_vmstate_change(vbasedev->name, running, RunState_str(state),
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trace_vfio_v1_vmstate_change(vbasedev->name, running, RunState_str(state),
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(migration->device_state & mask) | value);
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(migration->device_state_v1 & mask) | value);
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}
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}
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static void vfio_migration_state_notifier(Notifier *notifier, void *data)
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static void vfio_migration_state_notifier(Notifier *notifier, void *data)
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@ -766,10 +767,10 @@ static void vfio_migration_state_notifier(Notifier *notifier, void *data)
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case MIGRATION_STATUS_CANCELLED:
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case MIGRATION_STATUS_CANCELLED:
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case MIGRATION_STATUS_FAILED:
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case MIGRATION_STATUS_FAILED:
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bytes_transferred = 0;
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bytes_transferred = 0;
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ret = vfio_migration_set_state(vbasedev,
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ret = vfio_migration_v1_set_state(vbasedev,
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~(VFIO_DEVICE_STATE_V1_SAVING |
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~(VFIO_DEVICE_STATE_V1_SAVING |
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VFIO_DEVICE_STATE_V1_RESUMING),
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VFIO_DEVICE_STATE_V1_RESUMING),
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VFIO_DEVICE_STATE_V1_RUNNING);
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VFIO_DEVICE_STATE_V1_RUNNING);
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if (ret) {
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if (ret) {
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error_report("%s: Failed to set state RUNNING", vbasedev->name);
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error_report("%s: Failed to set state RUNNING", vbasedev->name);
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}
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}
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@ -813,7 +814,7 @@ static int vfio_migration_init(VFIODevice *vbasedev)
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}
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}
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vbasedev->migration = g_new0(VFIOMigration, 1);
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vbasedev->migration = g_new0(VFIOMigration, 1);
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vbasedev->migration->device_state = VFIO_DEVICE_STATE_V1_RUNNING;
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vbasedev->migration->device_state_v1 = VFIO_DEVICE_STATE_V1_RUNNING;
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vbasedev->migration->vm_running = runstate_is_running();
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vbasedev->migration->vm_running = runstate_is_running();
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ret = vfio_region_setup(obj, vbasedev, &vbasedev->migration->region,
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ret = vfio_region_setup(obj, vbasedev, &vbasedev->migration->region,
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@ -844,12 +845,11 @@ static int vfio_migration_init(VFIODevice *vbasedev)
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}
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}
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strpadcpy(id, sizeof(id), path, '\0');
|
strpadcpy(id, sizeof(id), path, '\0');
|
||||||
|
|
||||||
register_savevm_live(id, VMSTATE_INSTANCE_ID_ANY, 1, &savevm_vfio_handlers,
|
register_savevm_live(id, VMSTATE_INSTANCE_ID_ANY, 1,
|
||||||
vbasedev);
|
&savevm_vfio_v1_handlers, vbasedev);
|
||||||
|
|
||||||
migration->vm_state = qdev_add_vm_change_state_handler(vbasedev->dev,
|
migration->vm_state = qdev_add_vm_change_state_handler(
|
||||||
vfio_vmstate_change,
|
vbasedev->dev, vfio_v1_vmstate_change, vbasedev);
|
||||||
vbasedev);
|
|
||||||
migration->migration_state.notify = vfio_migration_state_notifier;
|
migration->migration_state.notify = vfio_migration_state_notifier;
|
||||||
add_migration_state_change_notifier(&migration->migration_state);
|
add_migration_state_change_notifier(&migration->migration_state);
|
||||||
return 0;
|
return 0;
|
||||||
|
@ -149,20 +149,20 @@ vfio_display_edid_write_error(void) ""
|
|||||||
|
|
||||||
# migration.c
|
# migration.c
|
||||||
vfio_migration_probe(const char *name) " (%s)"
|
vfio_migration_probe(const char *name) " (%s)"
|
||||||
vfio_migration_set_state(const char *name, uint32_t state) " (%s) state %d"
|
vfio_migration_v1_set_state(const char *name, uint32_t state) " (%s) state %d"
|
||||||
vfio_vmstate_change(const char *name, int running, const char *reason, uint32_t dev_state) " (%s) running %d reason %s device state %d"
|
vfio_v1_vmstate_change(const char *name, int running, const char *reason, uint32_t dev_state) " (%s) running %d reason %s device state %d"
|
||||||
vfio_migration_state_notifier(const char *name, const char *state) " (%s) state %s"
|
vfio_migration_state_notifier(const char *name, const char *state) " (%s) state %s"
|
||||||
vfio_save_setup(const char *name) " (%s)"
|
vfio_v1_save_setup(const char *name) " (%s)"
|
||||||
vfio_save_cleanup(const char *name) " (%s)"
|
vfio_save_cleanup(const char *name) " (%s)"
|
||||||
vfio_save_buffer(const char *name, uint64_t data_offset, uint64_t data_size, uint64_t pending) " (%s) Offset 0x%"PRIx64" size 0x%"PRIx64" pending 0x%"PRIx64
|
vfio_save_buffer(const char *name, uint64_t data_offset, uint64_t data_size, uint64_t pending) " (%s) Offset 0x%"PRIx64" size 0x%"PRIx64" pending 0x%"PRIx64
|
||||||
vfio_update_pending(const char *name, uint64_t pending) " (%s) pending 0x%"PRIx64
|
vfio_update_pending(const char *name, uint64_t pending) " (%s) pending 0x%"PRIx64
|
||||||
vfio_save_device_config_state(const char *name) " (%s)"
|
vfio_save_device_config_state(const char *name) " (%s)"
|
||||||
vfio_state_pending(const char *name, uint64_t precopy, uint64_t postcopy) " (%s) precopy 0x%"PRIx64" postcopy 0x%"PRIx64
|
vfio_v1_state_pending(const char *name, uint64_t precopy, uint64_t postcopy) " (%s) precopy 0x%"PRIx64" postcopy 0x%"PRIx64
|
||||||
vfio_save_iterate(const char *name, int data_size) " (%s) data_size %d"
|
vfio_save_iterate(const char *name, int data_size) " (%s) data_size %d"
|
||||||
vfio_save_complete_precopy(const char *name) " (%s)"
|
vfio_v1_save_complete_precopy(const char *name) " (%s)"
|
||||||
vfio_load_device_config_state(const char *name) " (%s)"
|
vfio_load_device_config_state(const char *name) " (%s)"
|
||||||
vfio_load_state(const char *name, uint64_t data) " (%s) data 0x%"PRIx64
|
vfio_load_state(const char *name, uint64_t data) " (%s) data 0x%"PRIx64
|
||||||
vfio_load_state_device_data(const char *name, uint64_t data_offset, uint64_t data_size) " (%s) Offset 0x%"PRIx64" size 0x%"PRIx64
|
vfio_v1_load_state_device_data(const char *name, uint64_t data_offset, uint64_t data_size) " (%s) Offset 0x%"PRIx64" size 0x%"PRIx64
|
||||||
vfio_load_cleanup(const char *name) " (%s)"
|
vfio_load_cleanup(const char *name) " (%s)"
|
||||||
vfio_get_dirty_bitmap(int fd, uint64_t iova, uint64_t size, uint64_t bitmap_size, uint64_t start) "container fd=%d, iova=0x%"PRIx64" size= 0x%"PRIx64" bitmap_size=0x%"PRIx64" start=0x%"PRIx64
|
vfio_get_dirty_bitmap(int fd, uint64_t iova, uint64_t size, uint64_t bitmap_size, uint64_t start) "container fd=%d, iova=0x%"PRIx64" size= 0x%"PRIx64" bitmap_size=0x%"PRIx64" start=0x%"PRIx64
|
||||||
vfio_iommu_map_dirty_notify(uint64_t iova_start, uint64_t iova_end) "iommu dirty @ 0x%"PRIx64" - 0x%"PRIx64
|
vfio_iommu_map_dirty_notify(uint64_t iova_start, uint64_t iova_end) "iommu dirty @ 0x%"PRIx64" - 0x%"PRIx64
|
||||||
|
@ -62,7 +62,7 @@ typedef struct VFIOMigration {
|
|||||||
struct VFIODevice *vbasedev;
|
struct VFIODevice *vbasedev;
|
||||||
VMChangeStateEntry *vm_state;
|
VMChangeStateEntry *vm_state;
|
||||||
VFIORegion region;
|
VFIORegion region;
|
||||||
uint32_t device_state;
|
uint32_t device_state_v1;
|
||||||
int vm_running;
|
int vm_running;
|
||||||
Notifier migration_state;
|
Notifier migration_state;
|
||||||
uint64_t pending_bytes;
|
uint64_t pending_bytes;
|
||||||
|
Loading…
Reference in New Issue
Block a user