Merge "Revert "Make foreground and background I/O priority different"" into main am: 0b2f24ceb1

Original change: https://android-review.googlesource.com/c/platform/system/core/+/3126515

Change-Id: I1dd7a5eb5c8d3d31267f82b98eefda8ab32eac48
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/rootdir/init.rc b/rootdir/init.rc
index 5953769..2443b7c 100644
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@@ -247,7 +247,6 @@
     write /dev/blkio/background/blkio.bfq.weight 10
     write /dev/blkio/blkio.group_idle 0
     write /dev/blkio/background/blkio.group_idle 0
-    write /dev/blkio/blkio.prio.class promote-to-rt
     write /dev/blkio/background/blkio.prio.class restrict-to-be
 
     restorecon_recursive /mnt