lkml.org 
[lkml]   [2000]   [Dec]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: Microsecond accuracy
On Thu, 7 Dec 2000, Tigran Aivazian wrote:

> Hi,
>
> How about TSC? I know this has disadvantages such as:
>
> a) not all machines have TSC

while we are on this subject, please let me emphasize that you should
_not_ be using cpuid instruction to detect the presence of TSC but should
parse the /proc/cpuinfo file. There are many valid reasons why Linux's
idea of TSC presence may not be the same as hardware's (cpuid
instruction) idea.

Regards,
Tigran

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 12:51    [W:0.892 / U:0.024 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site