406 static int dm_prepare_ioctl(struct mapped_device *md, int *srcu_idx,  in dm_prepare_ioctl()  argument
415 	map = dm_get_live_table(md, srcu_idx);  in dm_prepare_ioctl()
432 		dm_put_live_table(md, *srcu_idx);  in dm_prepare_ioctl()
440 static void dm_unprepare_ioctl(struct mapped_device *md, int srcu_idx)  in dm_unprepare_ioctl()  argument
442 	dm_put_live_table(md, srcu_idx);  in dm_unprepare_ioctl()
449 	int r, srcu_idx;  in dm_blk_ioctl()  local
451 	r = dm_prepare_ioctl(md, &srcu_idx, &bdev);  in dm_blk_ioctl()
474 	dm_unprepare_ioctl(md, srcu_idx);  in dm_blk_ioctl()
598 struct dm_table *dm_get_live_table(struct mapped_device *md, int *srcu_idx) __acquires(md->io_barri…  in dm_get_live_table()  argument
600 	*srcu_idx = srcu_read_lock(&md->io_barrier);  in dm_get_live_table()
605 void dm_put_live_table(struct mapped_device *md, int srcu_idx) __releases(md->io_barrier)  in dm_put_live_table()  argument
607 	srcu_read_unlock(&md->io_barrier, srcu_idx);  in dm_put_live_table()
986 						sector_t sector, int *srcu_idx)  in dm_dax_get_live_target()  argument
992 	map = dm_get_live_table(md, srcu_idx);  in dm_dax_get_live_target()
1010 	int srcu_idx;  in dm_dax_direct_access()  local
1012 	ti = dm_dax_get_live_target(md, sector, &srcu_idx);  in dm_dax_direct_access()
1025 	dm_put_live_table(md, srcu_idx);  in dm_dax_direct_access()
1036 	int srcu_idx;  in dm_dax_supported()  local
1038 	map = dm_get_live_table(md, &srcu_idx);  in dm_dax_supported()
1045 	dm_put_live_table(md, srcu_idx);  in dm_dax_supported()
1057 	int srcu_idx;  in dm_dax_copy_from_iter()  local
1059 	ti = dm_dax_get_live_target(md, sector, &srcu_idx);  in dm_dax_copy_from_iter()
1069 	dm_put_live_table(md, srcu_idx);  in dm_dax_copy_from_iter()
1081 	int srcu_idx;  in dm_dax_copy_to_iter()  local
1083 	ti = dm_dax_get_live_target(md, sector, &srcu_idx);  in dm_dax_copy_to_iter()
1093 	dm_put_live_table(md, srcu_idx);  in dm_dax_copy_to_iter()
1105 	int srcu_idx;  in dm_dax_zero_page_range()  local
1107 	ti = dm_dax_get_live_target(md, sector, &srcu_idx);  in dm_dax_zero_page_range()
1120 	dm_put_live_table(md, srcu_idx);  in dm_dax_zero_page_range()
1583 	int srcu_idx;  in dm_submit_bio()  local
1586 	map = dm_get_live_table(md, &srcu_idx);  in dm_submit_bio()
1614 	dm_put_live_table(md, srcu_idx);  in dm_submit_bio()
2162 	int srcu_idx;  in __dm_destroy()  local
2178 	map = dm_get_live_table(md, &srcu_idx);  in __dm_destroy()
2186 	dm_put_live_table(md, srcu_idx);  in __dm_destroy()
2888 	int ret = -ENOTTY, srcu_idx;  in dm_call_pr()  local
2890 	table = dm_get_live_table(md, &srcu_idx);  in dm_call_pr()
2905 	dm_put_live_table(md, srcu_idx);  in dm_call_pr()
2952 	int r, srcu_idx;  in dm_pr_reserve()  local
2954 	r = dm_prepare_ioctl(md, &srcu_idx, &bdev);  in dm_pr_reserve()
2964 	dm_unprepare_ioctl(md, srcu_idx);  in dm_pr_reserve()
2972 	int r, srcu_idx;  in dm_pr_release()  local
2974 	r = dm_prepare_ioctl(md, &srcu_idx, &bdev);  in dm_pr_release()
2984 	dm_unprepare_ioctl(md, srcu_idx);  in dm_pr_release()
2993 	int r, srcu_idx;  in dm_pr_preempt()  local
2995 	r = dm_prepare_ioctl(md, &srcu_idx, &bdev);  in dm_pr_preempt()
3005 	dm_unprepare_ioctl(md, srcu_idx);  in dm_pr_preempt()
3013 	int r, srcu_idx;  in dm_pr_clear()  local
3015 	r = dm_prepare_ioctl(md, &srcu_idx, &bdev);  in dm_pr_clear()
3025 	dm_unprepare_ioctl(md, srcu_idx);  in dm_pr_clear()