Documentation: arm64 also supports disable hugeiomap

arm64 also supports disable hugeiomap,updated documentation.

Signed-off-by: Tian Tao <tiantao6@hisilicon.com>
Link: https://lore.kernel.org/r/1599740386-47210-1-git-send-email-tiantao6@hisilicon.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>

diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index bdc1f33fd3d10a409ec0830ee4cb1770b78af566..d81d1d8414fb1b92e7e7d3b1722d3bd17071e197 100644 (file)
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -3188,7 +3188,7 @@
                        register save and restore. The kernel will only save
                        legacy floating-point registers on task switch.
 
-       nohugeiomap     [KNL,X86,PPC] Disable kernel huge I/O mappings.
+       nohugeiomap     [KNL,X86,PPC,ARM64] Disable kernel huge I/O mappings.
 
        nosmt           [KNL,S390] Disable symmetric multithreading (SMT).
                        Equivalent to smt=1.