| Message ID | 20200429140341.13294-4-maco@android.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | Add a new LOOP_CONFIGURE ioctl | expand |
On Wed, Apr 29, 2020 at 04:03:34PM +0200, Martijn Coenen wrote: > This was recently added to block/genhd.c, and takes care of both > updating the capacity and notifying userspace of the new size. > > Signed-off-by: Martijn Coenen <maco@android.com> Looks good, Reviewed-by: Christoph Hellwig <hch@lst.de>
diff --git a/drivers/block/loop.c b/drivers/block/loop.c index 6643e48ad71c..8f3194c2b8aa 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -253,10 +253,9 @@ static void loop_set_size(struct loop_device *lo, loff_t size) { struct block_device *bdev = lo->lo_device; - set_capacity(lo->lo_disk, size); bd_set_size(bdev, size << SECTOR_SHIFT); - /* let user-space know about the new size */ - kobject_uevent(&disk_to_dev(bdev->bd_disk)->kobj, KOBJ_CHANGE); + + set_capacity_revalidate_and_notify(lo->lo_disk, size, false); } static int
This was recently added to block/genhd.c, and takes care of both updating the capacity and notifying userspace of the new size. Signed-off-by: Martijn Coenen <maco@android.com> --- drivers/block/loop.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-)