linux-kernel - [PATCH v3 3/3] Documentation for /proc/sys/user/*_inotify

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Message-Id: <20190531195016.4430-3-albertvaka@gmail.com>
Date:   Fri, 31 May 2019 21:50:16 +0200
From:   Albert Vaca Cintora <albertvaka@...il.com>
To:     albertvaka@...il.com, akpm@...ux-foundation.org,
        rdunlap@...radead.org, mingo@...nel.org, jack@...e.cz,
        ebiederm@...ssion.com, nsaenzjulienne@...e.de,
        linux-kernel@...r.kernel.org, corbet@....net,
        linux-doc@...r.kernel.org, mbrugger@...e.com
Subject: [PATCH v3 3/3] Documentation for /proc/sys/user/*_inotify_*

Added docs for the existing and new inotify-related files

Signed-off-by: Albert Vaca Cintora <albertvaka@...il.com>
---
 Documentation/sysctl/user.txt | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/Documentation/sysctl/user.txt b/Documentation/sysctl/user.txt
index a5882865836e..99c288d39cf6 100644
--- a/Documentation/sysctl/user.txt
+++ b/Documentation/sysctl/user.txt
@@ -30,11 +30,26 @@ user namespace does not allow a user to escape their current limits.
 
 Currently, these files are in /proc/sys/user:
 
+- current_inotify_watches
+
+  The number of inotify watches in use in the current user namespace.
+  Calling inotify_add_watch() increases this.
+
 - max_cgroup_namespaces
 
   The maximum number of cgroup namespaces that any user in the current
   user namespace may create.
 
+- max_inotify_instances
+
+  The maximum number of inotify instances that any user in the current
+  user namespace may create. Calling inotify_init() uses an instance.
+
+- max_inotify_watches
+
+  The maximum number of inotify watches that any user in the current
+  user namespace may create. Calling inotify_add_watch() uses a watch.
+
 - max_ipc_namespaces
 
   The maximum number of ipc namespaces that any user in the current
-- 
2.21.0