memblock: add memblock_reserved_hugetlb_size()

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Similar to memblock_reserved_kern_size(), but calculates only the memory
reserved for hugetlb pages. This is needed in an upcoming commit that
subtracts hugetlb reservation size when computing the size of KHO
scratch areas.

Signed-off-by: Pratyush Yadav (Google) <pratyush@kernel.org>
Link: https://patch.msgid.link/20260801084833.1897543-22-pratyush@kernel.org
Signed-off-by: Mike Rapoport (Microsoft) <rppt@kernel.org>

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Pratyush Yadav (Google) 2026-08-01 10:48:30 +02:00 • committed by Mike Rapoport (Microsoft)

parent 7d163a75f8

commit c9b7ec87e3

2 changed files with 23 additions and 0 deletions

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1

include/linux/memblock.h

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22

mm/memblock.c

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