Re: [GIT PULL] SLAB changes for v3.10

[Chris Mason]

Quoting Christoph Lameter (2013-05-08 14:25:49)
> On Wed, 8 May 2013, Chris Mason wrote:
> 
> > This patch fixes things for me, but to maintain the rules from
> > Christoph's patch,  kmalloc_caches[2] should have been created whenever
> > kmalloc_caches[7] was done.
> 
> Not necessary. The early slab bootstrap must create some slab caches of
> specific sizes, it will only use those during very early bootstrap.
> 
> The later creation of the array must skip those.
> 
> You correctly moved the checks out of the if (!kmalloc_cacheS())
> condition so that the caches are created properly.

But if the ordering is required at all, why is it ok to create cache 2
after cache 6 instead of after cache 7?

IOW if we can safely do cache 2 after cache 6, why can't we just do both
cache 1 and cache 2 after the loop?

-chris
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