lkml.org 
[lkml]   [2005]   [Feb]   [28]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [patch 2/2] drivers/chat/vt.c: remove unnecessary code


>On Mon, Feb 28, 2005 at 01:55:28PM +0100, colbuse@xxxxxxxxxxxxxxx wrote:
>
>> Avoid changing the state of the console two times in some cases.
>
>A bad change for several reasons.
>
>(i) more object code is generated
>(ii) the code is slower
>(iii) you change something
>
>Straight line code is cheap, jumps are expensive.
>Replacing an assignment by a jump is not an improvement.


I didn't thought to that point...

You're right, this patch was a bad idea :(.

Sorry about this error...

--
Emmanuel Colbus
Club GNU/Linux
ENSIMAG - Departement telecoms

-------------------------------------------------
envoyé via Webmail/IMAG !

-
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 14:10    [W:0.023 / U:0.172 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site