x86, mm: Allow highmem user page tables to be disabled at boot time

[safe/jmp/linux-2.6] / Documentation / kernel-parameters.txt

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 736d456..67c69ff 100644 (file)
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -2694,6 +2694,13 @@ and is between 256 and 4096 characters. It is defined in the file
                                        medium is write-protected).
                        Example: quirks=0419:aaf5:rl,0421:0433:rc
 
+       userpte=
+                       [X86] Flags controlling user PTE allocations.
+
+                               nohigh = do not allocate PTE pages in
+                                       HIGHMEM regardless of setting
+                                       of CONFIG_HIGHPTE.
+
        vdso=           [X86,SH]
                        vdso=2: enable compat VDSO (default with COMPAT_VDSO)
                        vdso=1: enable VDSO (default)