diff options
| -rw-r--r-- | block/genhd.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/block/genhd.c b/block/genhd.c index 409ff4710f92..5726714ef82f 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -907,8 +907,8 @@ static void *show_partition_start(struct seq_file *seqf, loff_t *pos) static int show_partition(struct seq_file *seqf, void *v) { struct gendisk *sgp = v; - struct disk_part_iter piter; struct block_device *part; + unsigned long idx; char buf[BDEVNAME_SIZE]; /* Don't show non-partitionable removeable devices or empty devices */ @@ -918,15 +918,16 @@ static int show_partition(struct seq_file *seqf, void *v) if (sgp->flags & GENHD_FL_SUPPRESS_PARTITION_INFO) return 0; - /* show the full disk and all non-0 size partitions of it */ - disk_part_iter_init(&piter, sgp, DISK_PITER_INCL_PART0); - while ((part = disk_part_iter_next(&piter))) + rcu_read_lock(); + xa_for_each(&sgp->part_tbl, idx, part) { + if (!bdev_nr_sectors(part)) + continue; seq_printf(seqf, "%4d %7d %10llu %s\n", MAJOR(part->bd_dev), MINOR(part->bd_dev), bdev_nr_sectors(part) >> 1, disk_name(sgp, part->bd_partno, buf)); - disk_part_iter_exit(&piter); - + } + rcu_read_unlock(); return 0; } |