Re: [rfc][patch] slob: improvements

From: Andrew Morton
Date: Fri Jul 13 2007 - 14:46:15 EST


On Fri, 13 Jul 2007 13:35:06 -0500
Matt Mackall <mpm@xxxxxxxxxxx> wrote:

> On Fri, Jul 13, 2007 at 11:27:25AM -0700, Randy Dunlap wrote:
> > > Index: linux-2.6/init/Kconfig
> > > ===================================================================
> > > --- linux-2.6.orig/init/Kconfig
> > > +++ linux-2.6/init/Kconfig
> > > @@ -529,7 +529,7 @@ config SLUB
> > > way and has enhanced diagnostics.
> > >
> > > config SLOB
> > > - depends on EMBEDDED && !SPARSEMEM
> > > + depends on EMBEDDED && !SPARSEMEM && !ARCH_USES_SLAB_PAGE_STRUCT
> > > bool "SLOB (Simple Allocator)"
> > > help
> > > SLOB replaces the SLAB allocator with a drastically simpler
> >
> > Is this patch going in? I have a randconfig (2.6.22) with
> > CONFIG_SLOB=y
> > CONFIG_NUMA=y
> > CONFIG_SMP=y
> > The kernel build fails with these config symbols set like that.
> > It looks like SLOB needs that additional
> > && !ARCH_USES_SLAB_PAGE_STRUCT
> > (or && !SMP)
>
> I think Andrew intends to push it to 2.6.23, yes.
>

Yup.

I had to hunt for it though. Turns out I renamed the patch to
slob-rework-freelist-handling. Please don't give patches dopey titles like
"slob improvements".

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