lkml.org 
[lkml]   [2000]   [Nov]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    From
    SubjectRe: rdtsc to mili secs?
    Date
    Followup to:  <20001118211349.B382@bug.ucw.cz>
    By author: Pavel Machek <pavel@suse.cz>
    In newsgroup: linux.dev.kernel

    > > Actually, on machines where RDTSC works correctly, you'd like to use
    > > that to detect a lost timer interrupt.
    > >
    > > It's tough, it really is :(
    >
    > Well, my patch did not do that but you probably want lost timer
    > interrupt detection so that you avoid false alarms.
    >
    > But that means you can no longer detect speed change after 10msec:
    >
    > going from 150MHz to 300MHz is very similar to one lost timer
    > interrupt.
    >

    That's the point.

    -hpa
    --
    <hpa@transmeta.com> at work, <hpa@zytor.com> in private!
    "Unix gives you enough rope to shoot yourself in the foot."
    http://www.zytor.com/~hpa/puzzle.txt
    -
    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 12:47    [W:0.123 / U:0.136 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site