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authorStephen Kitt <steve@sk2.org>2020-05-15 18:02:22 +0200
committerJonathan Corbet <corbet@lwn.net>2020-05-15 11:24:25 -0600
commit2f4c33063ad713e3a5b63002cf8362846e78bd71 (patch)
tree67a21f668d9b68b6df0c153c25afaa22aa94cc18 /Documentation/admin-guide/sysctl/kernel.rst
parent56b62540782bfde459acc8eb15b949eaf151c881 (diff)
docs: sysctl/kernel: document ngroups_max
This is a read-only export of NGROUPS_MAX, so this patch also changes the declarations in kernel/sysctl.c to const. Signed-off-by: Stephen Kitt <steve@sk2.org> Reviewed-by: Kees Cook <keescook@chromium.org> Link: https://lore.kernel.org/r/20200515160222.7994-1-steve@sk2.org Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Diffstat (limited to 'Documentation/admin-guide/sysctl/kernel.rst')
-rw-r--r--Documentation/admin-guide/sysctl/kernel.rst9
1 files changed, 9 insertions, 0 deletions
diff --git a/Documentation/admin-guide/sysctl/kernel.rst b/Documentation/admin-guide/sysctl/kernel.rst
index eb6bc9cc0318..6b313b6d42d5 100644
--- a/Documentation/admin-guide/sysctl/kernel.rst
+++ b/Documentation/admin-guide/sysctl/kernel.rst
@@ -517,6 +517,15 @@ 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
============