diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index f085a61a1edd6183c3e05f9cdce4d1228f373587..5efebfd1cfdf7edbf3a7b963633e50120a0c4b5c 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1445,6 +1445,13 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
 			Valid arguments: on, off
 			Default: on
 
+	kmemcheck=	[X86] Boot-time kmemcheck enable/disable/one-shot mode
+			Valid arguments: 0, 1, 2
+			kmemcheck=0 (disabled)
+			kmemcheck=1 (enabled)
+			kmemcheck=2 (one-shot mode)
+			Default: 2 (one-shot mode)
+
 	kstack=N	[X86] Print N words from the kernel stack
 			in oops dumps.