[lkml]   [2002]   [Feb]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
    SubjectRe: jiffies rollover, uptime etc.
    > I wonder, is it more expensive to write all drivers to handle the
    > wraps than to take the long long increment hit? The increment is

    Total cost of handling it right - 0 clocks. Its simply about maths order
    and sign

    > Maybe the non-atomicity of the long long increment is the problem?

    A big one yes.

    > Does this problem still exist on 64-bit machines?

    Not in the same way - you'll need a lot of years before you worry about it.
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to
    More majordomo info at
    Please read the FAQ at

     \ /
      Last update: 2005-03-22 13:24    [W:0.021 / U:36.144 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site