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-rw-r--r--Documentation/admin-guide/kernel-parameters.txt10
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diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index 09126bb8cc9f..be010fec7654 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -4788,6 +4788,16 @@
printk.time= Show timing data prefixed to each printk message line
Format: <bool> (1/Y/y=enable, 0/N/n=disable)
+ proc_mem.force_override= [KNL]
+ Format: {always | ptrace | never}
+ Traditionally /proc/pid/mem allows memory permissions to be
+ overridden without restrictions. This option may be set to
+ restrict that. Can be one of:
+ - 'always': traditional behavior always allows mem overrides.
+ - 'ptrace': only allow mem overrides for active ptracers.
+ - 'never': never allow mem overrides.
+ If not specified, default is the CONFIG_PROC_MEM_* choice.
+
processor.max_cstate= [HW,ACPI]
Limit processor to maximum C-state
max_cstate=9 overrides any DMI blacklist limit.