1 files changed, 10 insertions, 5 deletions

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 3a238644c811..f45d0d8e71d8 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1286,6 +1286,10 @@ and is between 256 and 4096 characters. It is defined in the file
                         (machvec) in a generic kernel.
                         Example: machvec=hpzx1_swiotlb
 
+        machtype=       [Loongson] Share the same kernel image file between different
+                         yeeloong laptop.
+                        Example: machtype=lemote-yeeloong-2f-7inch
+
         max_addr=nn[KMG]        [KNL,BOOT,ia64] All physical memory greater
                         than or equal to this physical address is ignored.
 
@@ -1971,11 +1975,12 @@ and is between 256 and 4096 characters. It is defined in the file
                         Format: { 0 | 1 }
                         See arch/parisc/kernel/pdc_chassis.c
 
-        percpu_alloc=   [X86] Select which percpu first chunk allocator to use.
-                        Allowed values are one of "lpage", "embed" and "4k".
-                        See comments in arch/x86/kernel/setup_percpu.c for
-                        details on each allocator.  This parameter is primarily
-                        for debugging and performance comparison.
+        percpu_alloc=   Select which percpu first chunk allocator to use.
+                        Currently supported values are "embed" and "page".
+                        Archs may support subset or none of the selections.
+                        See comments in mm/percpu.c for details on each
+                        allocator.  This parameter is primarily for debugging
+                        and performance comparison.
 
         pf.             [PARIDE]
                         See Documentation/blockdev/paride.txt.