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mshv: Use PMD_ORDER instead of HPAGE_PMD_ORDER when processing regions

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Fix page order determination logic when CONFIG_PGTABLE_HAS_HUGE_LEAVES
is undefined, as HPAGE_PMD_SHIFT is defined as BUILD_BUG in that case.

Fixes: abceb4297b ("mshv: Fix huge page handling in memory region traversal")
Signed-off-by: Stanislav Kinsburskii <skinsburskii@linux.microsoft.com>
Signed-off-by: Wei Liu <wei.liu@kernel.org>
This commit is contained in:
Stanislav Kinsburskii 2025-12-09 16:37:20 +00:00 committed by Wei Liu
parent 8f0b4cce44
commit 3a2bcc127e
1 changed files with 1 additions and 1 deletions
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2
drivers/hv/mshv_regions.c
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@ -58,7 +58,7 @@ static long mshv_region_process_chunk(struct mshv_mem_region *region,
page_order = folio_order(page_folio(page));
/* The hypervisor only supports 4K and 2M page sizes */
if (page_order && page_order != HPAGE_PMD_ORDER)
if (page_order && page_order != PMD_ORDER)
return -EINVAL;
stride = 1 << page_order;