Re: [PATCH] Config.help entry for CONFIG_HUGETLB_PAGE

[Steven Cole <elenstev@mesatop.com>]

On Wed, 2002-09-11 at 09:05, Martin J. Bligh wrote:
>  
> > +CONFIG_HUGETLB_PAGE
> > +  This enables support for huge pages (4MB for x86).  User space
> > +  applications can make use of this support with the sys_alloc_hugepages
> > +  and sys_free_hugepages system calls.  If your applications are
> > +  huge page aware and your processor (Pentium or later for x86) supports
> > +  this, then say Y here.
> > +
> > +  Otherwise, say N.
> 
> They're not always 4Mb on x86 ... they're 2Mb if you have PAE 
> turned on ... maybe just leave out the "(4MB for x86)" comment?
> 
> M.

Better?

--- linux-2.5.34-mm1/arch/i386/Config.help.orig	Wed Sep 11 07:54:49 2002
+++ linux-2.5.34-mm1/arch/i386/Config.help	Wed Sep 11 09:14:52 2002
@@ -25,6 +25,15 @@
 
   If you don't know what to do here, say N.
 
+CONFIG_HUGETLB_PAGE
+  This enables support for huge pages.  User space applications
+  can make use of this support with the sys_alloc_hugepages and
+  sys_free_hugepages system calls.  If your applications are
+  huge page aware and your processor (Pentium or later for x86)
+  supports this, then say Y here.
+
+  Otherwise, say N.
+
 CONFIG_PREEMPT
   This option reduces the latency of the kernel when reacting to
   real-time or interactive events by allowing a low priority process to

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