mm: split altmap memory map allocation from normal case

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No functional changes, just untangling the call chain and document
why the altmap is passed around the hotplug code.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Logan Gunthorpe <logang@deltatee.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>

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Christoph Hellwig 2017-12-29 08:53:58 +01:00 • committed by Dan Williams

parent a99583e780

commit a8fc357b28

4 changed files with 13 additions and 21 deletions

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5

arch/powerpc/mm/init_64.c

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5

arch/x86/mm/init_64.c

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9

include/linux/mm.h

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15

mm/sparse-vmemmap.c

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