memremap: provide stubs for vmem_altmap_offset and vmem_altmap_free

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Currently all calls to those functions are eliminated by the compiler when
CONFIG_ZONE_DEVICE is not set, but this soon won't be the case.

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

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Christoph Hellwig 2017-12-29 08:53:50 +01:00 • committed by Dan Williams

parent 30a7acd573

commit 8e37d00a85

1 changed files with 14 additions and 4 deletions

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18

include/linux/memremap.h

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