lkml.org 
[lkml]   [2009]   [Apr]   [30]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [PATCH] Fix dirty page accounting in redirty_page_for_writepage()
    * Ingo Molnar (mingo@elte.hu) wrote:
    >
    > * Christoph Lameter <cl@linux.com> wrote:
    >
    > > On Wed, 29 Apr 2009, Mathieu Desnoyers wrote:
    > >
    > > > to have a good look at the memory accounting code. We could
    > > > probably benefit of Christoph Lameter's cpu ops (using segment
    > > > registers to address per-cpu variables with atomic inc/dec) in
    > > > there. Or at least removing interrupt disabling by using preempt
    > > > disable and local_t variables for the per-cpu counters could
    > > > bring some benefit.
    > >
    > > Guess we are ready for atomic per cpu ops now that the new per cpu
    > > allocator is in? Segment register issues with the PDA are also
    > > solved right?
    >
    > it's all done, implemented and upstream already. You are a bit late
    > to the party ;-)
    >
    > Ingo

    Or way too early, depending on the point of view. :-)

    e.g.
    http://lkml.org/lkml/2008/5/30/3

    I think Christoph deserves credits for pioneering this area with fresh
    ideas.

    Mathieu

    --
    Mathieu Desnoyers
    OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68


    \
     
     \ /
      Last update: 2009-04-30 15:59    [W:0.026 / U:2.624 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site