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    SubjectRe: [RFC/PATCH] SLQB: Mark the allocator as broken PowerPC and S390
    On Wed, Sep 16, 2009 at 09:37:39AM +0300, Pekka Enberg wrote:
    > The SLQB allocator is known to be broken on certain PowerPC and S390
    > configurations. Disable the allocator in Kconfig for those architectures
    > until the issues are resolved.
    >

    Can the issues be summarised?

    The danger is if SLQB is being silently disabled, it'll never be noticed
    or debugged :/

    > Cc: Andrew Morton <akpm@linux-foundation.org>
    > Cc: Christoph Lameter <cl@linux-foundation.org>
    > Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
    > Cc: Ingo Molnar <mingo@elte.hu>
    > Cc: Nick Piggin <npiggin@suse.de>
    > Cc: Sachin Sant <sachinp@in.ibm.com>
    > Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
    > ---
    > init/Kconfig | 1 +
    > 1 files changed, 1 insertions(+), 0 deletions(-)
    >
    > diff --git a/init/Kconfig b/init/Kconfig
    > index c0d8a47..aaeddeb 100644
    > --- a/init/Kconfig
    > +++ b/init/Kconfig
    > @@ -1033,6 +1033,7 @@ config SLUB
    >
    > config SLQB
    > bool "SLQB (Queued allocator)"
    > + depends on !PPC && !S390
    > help
    > SLQB is a proposed new slab allocator.
    >
    > --
    > 1.5.6.3
    >
    >
    >
    > --
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    --
    Mel Gorman
    Part-time Phd Student Linux Technology Center
    University of Limerick IBM Dublin Software Lab


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