[ofa-general] Re: [ewg] [Patch mthca backport] Don't use kmalloc > 128k
Roland Dreier
rdreier at cisco.com
Mon Jul 27 10:10:29 PDT 2009
> > And I don't think the upstream kernel has that limit on kmalloc size
> > either (at least with SLUB, not sure about SLAB).
>
> This patch was actually written as an emulation of the upstream SLUB
> behavior, which is exactly the same thing: on large allocations
> forward to __g_f_p(). See include/linux/slub_def.h's definition of
> kmalloc_large and kmalloc.
Right. But does upstream SLAB also pass through to the page allocator
the same as SLUB? How about SLQB?
- R.
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