lkml.org 
[lkml]   [2010]   [Mar]   [10]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [patch] numa: fix BUILD_BUG_ON for node_read_distance
On Wed, Mar 10, 2010 at 02:50:21PM -0800, David Rientjes wrote:
> node_read_distance() has a BUILD_BUG_ON() to prevent buffer overruns when
> the number of nodes printed will exceed the buffer length.
>
> Each node only needs four chars: three for distance (maximum distance is
> 255) and one for a seperating space or a trailing newline.

Is this causing a problem as-is today that we need to resolve for
2.6.34? Or is this 2.6.35 material?

Who chose this original number, and why is it off by 1/2?

thanks,

greg k-h


\
 
 \ /
  Last update: 2010-03-11 00:03    [W:0.043 / U:0.080 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site