lkml.org 
[lkml]   [2001]   [Apr]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    SubjectRe: BUG: Global FPU corruption in 2.2
    From
    Date
    "Richard B. Johnson" <root@chaos.analogic.com> writes:

    > If it "fixes" it, there is no problem with the FPU, but with the
    > 'C' runtime library which doesn't initialize the FPU to a known
    > state before it uses it.

    It's the kernel which initializes the FPU. This was always the case
    and necessary to implement the fast lazy FPU saving/restoring.
    Processes which never use the FPU never initialize it.

    --
    ---------------. ,-. 1325 Chesapeake Terrace
    Ulrich Drepper \ ,-------------------' \ Sunnyvale, CA 94089 USA
    Red Hat `--' drepper at redhat.com `------------------------
    -
    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: 2005-03-22 13:27    [W:0.052 / U:0.372 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site