lkml.org 
[lkml]   [2007]   [Feb]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [patch 4/9] Remove the TSC synchronization on SMP machines
    On Thu, Feb 01, 2007 at 12:14:23PM +0100, Andi Kleen wrote:
    > On Thursday 01 February 2007 10:59, jbohac@suse.cz wrote:
    > > TSC is either synchronized by design or not reliable
    > > to be used for anything, let alone timekeeping.
    >
    > In my tree this is already done better by a patch from Ingo.
    > Check if they look synchronized and don't use TSC if they are not.

    The whole purpose of this patchset is to make use of TSC even if
    it's not synchronized.

    Synchronizing it will not make anything better in any way -- the
    implementation just does not care whether TSCs are synchronized.
    That's why I think the synchronization code is not needed.

    --
    Jiri Bohac <jbohac@suse.cz>
    SUSE Labs, SUSE CZ

    -
    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: 2007-02-01 14:17    [W:0.028 / U:0.256 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site