lkml.org 
[lkml]   [2005]   [Jul]   [24]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: kernel page size explanation
i had one question 
does the linux kernel support only one default page size even if the
processor on which it is working supports multiple ?

On 7/25/05, Nix <nix@esperi.org.uk> wrote:
> On 22 Jul 2005, Jesper Juhl suggested tentatively:
> > You can
> > A) look in the .config file for your current kernel (if your arch
> > supports different page sizes at all).
> > B) You can use the getpagesize(2) syscall at runtime. getpagesize()
> > returns the nr of bytes in a page - man getpagesize - I'm not sure
> > that's universally supported though.
> > C) You can look at /proc/cpuinfo or /proc/meminfo , IIRC some archs
> > report page size there - not quite sure, can't remember...
>
> D) getconf PAGE_SIZE should work, although what it does on arches
> with variable page sizes isn't clear to me.
>
> --
> `But of course, GR is the very best relativity for the masses.'
> --- Wayne Throop
> -
> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
> Please read the FAQ at http://www.tux.org/lkml/
>
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-07-24 21:04    [W:3.798 / U:1.004 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site