[PATCH] mm: add noaliencache boot option to disable numa alien caches

[linux-2.6-omap-h63xx.git] / Documentation / kernel-parameters.txt

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 2e1898e4e8fd38e67ac9913480178454b094355e..2ddc43ef4ded59ba7850760dcf2895977a1e3991 100644 (file)
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1012,6 +1012,10 @@ and is between 256 and 4096 characters. It is defined in the file
                        emulation library even if a 387 maths coprocessor
                        is present.
 
+       noaliencache    [MM, NUMA] Disables the allcoation of alien caches in
+                       the slab allocator.  Saves per-node memory, but will
+                       impact performance on real NUMA hardware.
+
        noalign         [KNL,ARM]
 
        noapic          [SMP,APIC] Tells the kernel to not make use of any