lkml.org 
[lkml]   [2010]   [Mar]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [PATCH 04/11] Allow CONFIG_MIGRATION to be set without CONFIG_NUMA or memory hot-remove
    On Thu, Mar 18, 2010 at 08:56:23AM +0900, KOSAKI Motohiro wrote:
    > > On Wed, 17 Mar 2010, Mel Gorman wrote:
    > >
    > > > > If select MIGRATION works, we can remove "depends on NUMA || ARCH_ENABLE_MEMORY_HOTREMOVE"
    > > > > line from config MIGRATION.
    > > > >
    > > >
    > > > I'm not quite getting why this would be an advantage. COMPACTION
    > > > requires MIGRATION but conceivable both NUMA and HOTREMOVE can work
    > > > without it.
    > >
    > > Avoids having to add additional CONFIG_XXX on the page migration "depends"
    > > line in the future.
    >
    > Yes, Kconfig mess freqently shot ourself in past days. if we have a chance
    > to remove unnecessary dependency, we should do. that's my intention of the last mail.
    >

    But if the depends line is removed, it could be set without NUMA, memory
    hot-remove or compaction enabled. That wouldn't be very useful. I'm
    missing something obvious.

    --
    Mel Gorman
    Part-time Phd Student Linux Technology Center
    University of Limerick IBM Dublin Software Lab


    \
     
     \ /
      Last update: 2010-03-18 12:27    [W:0.021 / U:0.540 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site