Commit 447bac3d authored by Matthew Wilcox (Oracle)'s avatar Matthew Wilcox (Oracle) Committed by Andrew Morton
Browse files

thp: remove HPAGE_PMD_ORDER minimum assertion 

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: default avatarMatthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent c961bddb

mm/huge_memory.c

+0 −5
Original line number Diff line number Diff line
@@ -740,11 +740,6 @@ static int __init hugepage_init(void) 
	 * hugepages can't be allocated by the buddy allocator

	 */

	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);

	if (err)