Messages in this thread | | | Date | Fri, 11 Jul 2014 14:11:02 -0500 (CDT) | From | Christoph Lameter <> | Subject | Re: [RFC Patch V1 07/30] mm: Use cpu_to_mem()/numa_mem_id() to support memoryless node |
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On Fri, 11 Jul 2014, Tejun Heo wrote:
> On Fri, Jul 11, 2014 at 12:29:30PM -0500, Christoph Lameter wrote: > > GFP_THISNODE is mostly used by allocators that need memory from specific > > nodes. The use of numa_mem_id() there is useful because one will not > > get any memory at all when attempting to allocate from a memoryless > > node using GFP_THISNODE. > > As long as it's in allocator proper, it doesn't matter all that much > but the changes are clearly not contained, are they?
Well there is a proliferation of memory allocators recently. NUMA is often a second thought in those.
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