lkml.org 
[lkml]   [2010]   [Nov]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: -tip tree resume fail, bisect to 5bd5a45(x86: Add NX protection for kernel data)
    > That seems to be a S3 specific code path, that won't fix anything.
    > Simply do:
    >
    > echo 0 > /sys/devices/system/cpu/cpu1/online;
    > echo 1 > /sys/devices/system/cpu/cpu1/online;
    >
    > and your machine will explode..

    The SMP startup trampoline is copied I believe
    and only executed in real mode without page tables.

    So it's perhaps not the trampoline, but the early startup
    code that ends up being broken.

    -Andi

    --
    ak@linux.intel.com -- Speaking for myself only.


    \
     
     \ /
      Last update: 2010-11-22 17:45    [W:0.048 / U:0.496 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site