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thp: remove HPAGE_PMD_ORDER minimum assertion

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We now handle order-1 folios correctly, so we don't need this assertion
any more.

Link: https://lkml.kernel.org/r/20240429190114.3126789-1-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Matthew Wilcox (Oracle) 2024-04-29 20:00:55 +01:00 committed by Andrew Morton
parent c961bddb7d
commit 447bac3d29
1 changed files with 0 additions and 5 deletions
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5
mm/huge_memory.c
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@ -740,11 +740,6 @@ static int __init hugepage_init(void)
* hugepages can't be allocated by the buddy allocator * hugepages can't be allocated by the buddy allocator
*/ */
MAYBE_BUILD_BUG_ON(HPAGE_PMD_ORDER > MAX_PAGE_ORDER); MAYBE_BUILD_BUG_ON(HPAGE_PMD_ORDER > MAX_PAGE_ORDER);
/*
* we use page->mapping and page->index in second tail page
* as list_head: assuming THP order >= 2
*/
MAYBE_BUILD_BUG_ON(HPAGE_PMD_ORDER < 2);
err = hugepage_init_sysfs(&hugepage_kobj); err = hugepage_init_sysfs(&hugepage_kobj);
if (err) if (err)