lkml.org 
[lkml]   [2003]   [Jul]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: kmap_types.h (was: Re: Linux 2.4.22-pre3)
On Sat, 5 Jul 2003, Marcelo Tosatti wrote:
>> o [CRYPTO-2.4]: Add dummy kmap_types.h header for sparc64

On Mon, Jul 14, 2003 at 11:55:40AM +0200, Geert Uytterhoeven wrote:
> What are the actual purpose and semantics of the KM_* types? I need to add them
> for m68k to make crypto compile.
> Gr{oetje,eeting}s,
> Geert

They're per-cpu virtualspace reservations for predetermined purposes.
It's for a variant of kmap() usable under spinlocks and in interrupt
handlers. If you don't have highmem, you just don't care.


-- wli
-
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: 2005-03-22 13:46    [W:0.297 / U:0.984 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site