Re: [06/44] numa: fix slab_node(MPOL_BIND)

[Eric Dumazet]

Le mardi 07 dÃcembre 2010 Ã 20:17 -0800, Greg KH a Ãcrit :
> On Tue, Dec 07, 2010 at 10:03:42PM -0500, Lee Schermerhorn wrote:
> > 
> > I think this should be numa_mem_id().  Given the documented purpose of
> > slab_node(), we want a node from which page allocation is likely to
> > succeed.  numa_node_id() can return a memoryless node for, e.g.,  some
> > configurations of some HP ia64 platforms.  numa_mem_id() was introduced
> > to return that same node from which "local" mempolicy would allocate
> > pages.
> 
> So should the upstream patch be changed?

We certainly can convert most numa_node_id() calls to numa_mem_id()
ones, but it wont be backported to 2.6.32, 2.6.34 & 2.6.27 :)


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