lkml.org 
[lkml]   [2005]   [Dec]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: something about jiffies wraparound overflow
On Tue, 2005-12-27 at 12:46 +0800, jeff shia wrote:
> 1.why the macros of time_after can solve the jiffies wraparound problem?

Basically it assumes that the two values you are comparing will never be
more than MAX_ULONG/2 apart. Which for jiffies means 270 some odd days
on 32-bit platforms.

--
Ben Collins <ben.collins@ubuntu.com>
Developer
Ubuntu Linux

-
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: 2005-12-27 15:58    [W:0.036 / U:0.872 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site