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/kernel/linux/linux-6.6/mm/
H A Dpage_isolation.c285 * @boundary_pfn: pageblock-aligned pfn that a page might cross
288 * @isolate_before: isolate the pageblock before the boundary_pfn
305 static int isolate_single_pageblock(unsigned long boundary_pfn, int flags, in isolate_single_pageblock() argument
315 VM_BUG_ON(!pageblock_aligned(boundary_pfn)); in isolate_single_pageblock()
318 isolate_pageblock = boundary_pfn - pageblock_nr_pages; in isolate_single_pageblock()
320 isolate_pageblock = boundary_pfn; in isolate_single_pageblock()
346 * a free or in-use page across boundary_pfn: in isolate_single_pageblock()
348 * 1. isolate before boundary_pfn: the page after is not online in isolate_single_pageblock()
349 * 2. isolate after boundary_pfn: the page before is not online in isolate_single_pageblock()
352 * boundary_pfn an in isolate_single_pageblock()
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