From: Chunguang Xu <brookxu@tencent.com>
Date: Fri, 17 Sep 2021 12:44:16 +0000 (+0800)
Subject: docs/cgroup: add entry for misc.events
X-Git-Tag: v6.1-rc5~2755^2~7
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=4b53bb873fcd578a1075b79e7bea0143b4e1ca67;p=platform%2Fkernel%2Flinux-starfive.git

docs/cgroup: add entry for misc.events

Added descriptions of misc.events.

Signed-off-by: Chunguang Xu <brookxu@tencent.com>
Reviewed-by: Michal Koutný <mkoutny@suse.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
---

diff --git a/Documentation/admin-guide/cgroup-v2.rst b/Documentation/admin-guide/cgroup-v2.rst
index 4d8c27eca96b..6658598c4d71 100644
--- a/Documentation/admin-guide/cgroup-v2.rst
+++ b/Documentation/admin-guide/cgroup-v2.rst
@@ -2310,6 +2310,16 @@ Miscellaneous controller provides 3 interface files. If two misc resources (res_
         Limits can be set higher than the capacity value in the misc.capacity
         file.
 
+  misc.events
+	A read-only flat-keyed file which exists on non-root cgroups. The
+	following entries are defined. Unless specified otherwise, a value
+	change in this file generates a file modified event. All fields in
+	this file are hierarchical.
+
+	  max
+		The number of times the cgroup's resource usage was
+		about to go over the max boundary.
+
 Migration and Ownership
 ~~~~~~~~~~~~~~~~~~~~~~~