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powerpc/mm: Export memory_add_physaddr_to_nid() for modules

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The cxl_pmem module wants to call memory_add_physaddr_to_nid(), so
export the symbol.

Link: http://lore.kernel.org/r/87sfmkbfyg.fsf@mpe.ellerman.id.au
Fixes: 04ad63f086 ("cxl/region: Introduce cxl_pmem_region objects")
Reported-by: Sachin Sant <sachinp@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Tested-by: Sachin Sant <sachinp@linux.ibm.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Michael Ellerman 2022-07-29 16:13:55 +10:00 committed by Dan Williams
parent 04ad63f086
commit 452e21cf34
1 changed files with 1 additions and 0 deletions
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arch/powerpc/mm/mem.c
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@ -54,6 +54,7 @@ int memory_add_physaddr_to_nid(u64 start)
{
return hot_add_scn_to_nid(start);
}
EXPORT_SYMBOL_GPL(memory_add_physaddr_to_nid);
#endif
int __weak create_section_mapping(unsigned long start, unsigned long end,