1 files changed, 3 insertions, 0 deletions

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 4ec75c06bca4..753db6d8b745 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -758,6 +758,9 @@ running once the system is up.
         maxcpus=        [SMP] Maximum number of processors that an SMP kernel
                         should make use of
 
+        max_addr=[KMG]  [KNL,BOOT,ia64] All physical memory greater than or
+                        equal to this physical address is ignored.
+
         max_luns=       [SCSI] Maximum number of LUNs to probe
                         Should be between 1 and 2^32-1.