linux-master/lib/test_hmm.c

907 	unsigned long src_pfns[64] = { 0 };
930 		next = min(end, addr + (ARRAY_SIZE(src_pfns) << PAGE_SHIFT));
935 		args.src = src_pfns;
967 	unsigned long src_pfns[64] = { 0 };
990 		next = min(end, addr + (ARRAY_SIZE(src_pfns) << PAGE_SHIFT));
995 		args.src = src_pfns;
1226 	unsigned long *src_pfns;
1229 	src_pfns = kvcalloc(npages, sizeof(*src_pfns), GFP_KERNEL | __GFP_NOFAIL);
1232 	migrate_device_range(src_pfns, start_pfn, npages);
1236 		spage = migrate_pfn_to_page(src_pfns[i]);
1237 		if (!spage || !(src_pfns[i] & MIGRATE_PFN_MIGRATE))
1248 		if (src_pfns[i] & MIGRATE_PFN_WRITE)
1251 	migrate_device_pages(src_pfns, dst_pfns, npages);
1252 	migrate_device_finalize(src_pfns, dst_pfns, npages);
1253 	kvfree(src_pfns);
1425 	unsigned long src_pfns = 0;
1443 	args.src = &src_pfns;