linux-kernel - [PATCH v2] docs: sysctl/kernel: document ngroups

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Date:   Mon, 18 May 2020 16:58:36 +0200
From:   Stephen Kitt <steve@....org>
To:     Jonathan Corbet <corbet@....net>, linux-doc@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, Stephen Kitt <steve@....org>
Subject: [PATCH v2] docs: sysctl/kernel: document ngroups_max

This is a read-only export of NGROUPS_MAX.

Signed-off-by: Stephen Kitt <steve@....org>
---
Changes since v1:
  - drop changes to kernel/sysctl.c

 Documentation/admin-guide/sysctl/kernel.rst | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/Documentation/admin-guide/sysctl/kernel.rst b/Documentation/admin-guide/sysctl/kernel.rst
index 0d427fd10941..5f12ee07665c 100644
--- a/Documentation/admin-guide/sysctl/kernel.rst
+++ b/Documentation/admin-guide/sysctl/kernel.rst
@@ -459,6 +459,15 @@ Notes:
      successful IPC object allocation. If an IPC object allocation syscall
      fails, it is undefined if the value remains unmodified or is reset to -1.
 
+
+ngroups_max
+===========
+
+Maximum number of supplementary groups, _i.e._ the maximum size which
+``setgroups`` will accept. Exports ``NGROUPS_MAX`` from the kernel.
+
+
+
 nmi_watchdog
 ============
 

base-commit: 1ae7efb388540adc1653a51a3bc3b2c9cef5ec1a
-- 
2.20.1