[lkml]   [2002]   [Aug]   [11]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
    SubjectRe: [PATCH] tsc-disable_B9
    On Fri, 2002-08-09 at 18:46, john stultz wrote:
    > Oh yes, with the old NUMAQ hardware here, one can mix nodes of different
    > speed cpus. Once I get a chance, I'm going to begin working on this
    > issue for 2.5. My plan right now is to keep per-cpu last_tsc_low and
    > fast_gettimeoffset_quotient values, then round robin the timer
    > interrupt.

    I wouldn't worry too much about it. With a pre-emptible kernel in 2,5
    the tsc using code can jump processors and get disturbed. The right
    answer is not to use tsc for time clocks unless we have no other good
    option. Stuff like HPET will help no end


    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 13:27    [W:0.021 / U:5.760 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site