From 1321ab06c2447dbdf28ed7e8bb82f6bcb1b951b3 Mon Sep 17 00:00:00 2001
From: paul-1 <6473457+paul-1@users.noreply.github.com>
Date: Sat, 26 Feb 2022 13:28:26 -0500
Subject: [PATCH] block: Prevent size changes of loop device creation from
 making excess noise in demsg.

---
 block/genhd.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/block/genhd.c b/block/genhd.c
index bd3a6841e5b5..74faeb15d6a4 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -90,8 +90,11 @@ bool set_capacity_and_notify(struct gendisk *disk, sector_t size)
 	    (disk->flags & GENHD_FL_HIDDEN))
 		return false;
 
-	pr_info_ratelimited("%s: detected capacity change from %lld to %lld\n",
-		disk->disk_name, capacity, size);
+	//Prevent loop device creation noise in dmesg.
+	if (disk->major != 7 ||
+		 capacity != 0)
+		pr_info_ratelimited("%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