Every time a new device mapper device is created, a message "detected capacity change from 0 to 2097152" is reported. This message is useless, so this patch removes it. Signed-off-by: Mikulas Patocka <mpatocka@xxxxxxxxxx> --- block/genhd.c | 3 --- 1 file changed, 3 deletions(-) Index: linux-2.6/block/genhd.c =================================================================== --- linux-2.6.orig/block/genhd.c 2021-03-17 11:03:52.000000000 +0100 +++ linux-2.6/block/genhd.c 2021-03-17 11:04:27.000000000 +0100 @@ -72,9 +72,6 @@ bool set_capacity_and_notify(struct gend (disk->flags & (GENHD_FL_UP | GENHD_FL_HIDDEN)) != GENHD_FL_UP) return false; - pr_info("%s: detected capacity change from %lld to %lld\n", - disk->disk_name, capacity, size); - /* * Historically we did not send a uevent for changes to/from an empty * device.