This moves quite a bit of code which does one thing into a helper.
We currently do not check for errors but we may decide that might
be desirable later.
This also makes the code easier to read.
Signed-off-by: Luis Chamberlain <mcgrof@xxxxxxxxxx>
---
block/genhd.c | 30 +++++++++++++++++++-----------
1 file changed, 19 insertions(+), 11 deletions(-)
diff --git a/block/genhd.c b/block/genhd.c
index 5f7faaf9cc83..091208f5f27b 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -701,13 +701,29 @@ static int exact_lock(dev_t devt, void *data)
return 0;
}
+static void disk_announce(struct gendisk *disk)
+{
+ struct device *ddev = disk_to_dev(disk);
+ struct disk_part_iter piter;
+ struct hd_struct *part;
+
+ /* announce disk after possible partitions are created */
+ dev_set_uevent_suppress(ddev, 0);
+ kobject_uevent(&ddev->kobj, KOBJ_ADD);
+
+ /* announce possible partitions */
+ disk_part_iter_init(&piter, disk, 0);
+ while ((part = disk_part_iter_next(&piter)))
+ kobject_uevent(&part_to_dev(part)->kobj, KOBJ_ADD);
+ disk_part_iter_exit(&piter);
+}
+
static void register_disk(struct device *parent, struct gendisk *disk,
const struct attribute_group **groups)
{
struct device *ddev = disk_to_dev(disk);
struct block_device *bdev;
- struct disk_part_iter piter;
- struct hd_struct *part;
+
int err;
ddev->parent = parent;
@@ -766,15 +782,7 @@ static void register_disk(struct device *parent, struct gendisk *disk,
blkdev_put(bdev, FMODE_READ);
exit:
- /* announce disk after possible partitions are created */
- dev_set_uevent_suppress(ddev, 0);
- kobject_uevent(&ddev->kobj, KOBJ_ADD);
-
- /* announce possible partitions */
- disk_part_iter_init(&piter, disk, 0);
- while ((part = disk_part_iter_next(&piter)))
- kobject_uevent(&part_to_dev(part)->kobj, KOBJ_ADD);
- disk_part_iter_exit(&piter);
+ disk_announce(disk);
if (disk->queue->backing_dev_info->dev) {
err = sysfs_create_link(&ddev->kobj,
--
2.25.1
