fs/btrfs/dev-replace.c

122 		dev_replace->srcdev = NULL;
170 			dev_replace->srcdev = NULL;
178 		dev_replace->srcdev = btrfs_find_device(fs_info->fs_devices, &args);
184 		if (!dev_replace->srcdev &&
190 			   "srcdev (devid %llu) is missing, need to run 'btrfs dev scan'?",
203 			if (dev_replace->srcdev) {
205 					dev_replace->srcdev->total_bytes;
207 					dev_replace->srcdev->disk_total_bytes;
209 					dev_replace->srcdev->commit_total_bytes;
211 					dev_replace->srcdev->bytes_used;
213 					dev_replace->srcdev->commit_bytes_used;
242 				  struct btrfs_device *srcdev,
253 	if (srcdev->fs_devices->seeding) {
285 	if (bdev_nr_bytes(bdev) < btrfs_device_get_total_bytes(srcdev)) {
308 	device->total_bytes = btrfs_device_get_total_bytes(srcdev);
309 	device->disk_total_bytes = btrfs_device_get_disk_total_bytes(srcdev);
310 	device->bytes_used = btrfs_device_get_bytes_used(srcdev);
311 	device->commit_total_bytes = srcdev->commit_total_bytes;
420 	if (dev_replace->srcdev)
422 			dev_replace->srcdev->devid);
546 bool btrfs_finish_block_group_to_copy(struct btrfs_device *srcdev,
574 		if (srcdev != map->stripes[i].dev)
658 	dev_replace->srcdev = src_device;
668 	 * from now on, the writes to the srcdev are all duplicated to
701 		dev_replace->srcdev = NULL;
797 static int btrfs_set_target_alloc_state(struct btrfs_device *srcdev,
806 	lockdep_assert_held(&srcdev->fs_info->chunk_mutex);
808 	while (find_first_extent_bit(&srcdev->alloc_state, start,
824 						struct btrfs_device *srcdev,
838 			if (srcdev == map->stripes[i].dev)
871 	src_device = dev_replace->srcdev;
917 	dev_replace->srcdev = NULL;
1037 						dev_replace->srcdev), 1000));
1088 		src_device = dev_replace->srcdev;
1112 		src_device = dev_replace->srcdev;
1114 		dev_replace->srcdev = NULL;
1239 		btrfs_dev_name(dev_replace->srcdev),
1240 		dev_replace->srcdev->devid,
1244 	ret = btrfs_scrub_dev(fs_info, dev_replace->srcdev->devid,
1246 			      btrfs_device_get_total_bytes(dev_replace->srcdev),