drivers/virtio/virtio_mem.c

282 						  unsigned long nr_pages);
284 						   unsigned long nr_pages);
930 	const unsigned long nr_pages = PFN_DOWN(vm->sbm.sb_size);
939 		virtio_mem_fake_offline_going_offline(pfn, nr_pages);
946 	const unsigned long nr_pages = PFN_DOWN(vm->sbm.sb_size);
955 		virtio_mem_fake_offline_cancel_offline(pfn, nr_pages);
962 						unsigned long nr_pages)
971 	virtio_mem_fake_offline_going_offline(pfn, nr_pages);
977 						 unsigned long nr_pages)
982 	virtio_mem_fake_offline_cancel_offline(pfn, nr_pages);
997 	const unsigned long size = PFN_PHYS(mhp->nr_pages);
1048 							    mhp->nr_pages);
1102 							     mhp->nr_pages);
1145 					unsigned long nr_pages, bool onlined)
1148 	for (; nr_pages--; pfn++) {
1170 					  unsigned long nr_pages, bool onlined)
1172 	for (; nr_pages--; pfn++) {
1187 static void virtio_mem_fake_online(unsigned long pfn, unsigned long nr_pages)
1197 	while (!IS_ALIGNED(pfn | nr_pages, 1 << order))
1200 	for (i = 0; i < nr_pages; i += 1 << order) {
1225 				   unsigned long nr_pages)
1246 		rc = alloc_contig_range(pfn, pfn + nr_pages, ACR_FLAGS_NONE,
1256 		virtio_mem_set_fake_offline(pfn, nr_pages, true);
1257 		adjust_managed_page_count(pfn_to_page(pfn), -nr_pages);
1269 						  unsigned long nr_pages)
1275 	for (i = 0; i < nr_pages; i++) {
1287 						   unsigned long nr_pages)
1295 	for (i = 0; i < nr_pages; i++)
1723 	unsigned long pfn, nr_pages;
1750 		nr_pages = PFN_DOWN(count * vm->sbm.sb_size);
1751 		virtio_mem_fake_online(pfn, nr_pages);
1980 	const unsigned long nr_pages = PFN_DOWN(vm->sbm.sb_size) * count;
1988 	rc = virtio_mem_fake_offline(vm, start_pfn, nr_pages);
1996 		virtio_mem_fake_online(start_pfn, nr_pages);
2162 	const unsigned long nr_pages = PFN_DOWN(vm->bbm.bb_size);
2163 	unsigned long end_pfn = start_pfn + nr_pages;
2228 	const unsigned long nr_pages = PFN_DOWN(vm->bbm.bb_size);
2231 	for (pfn = start_pfn; pfn < start_pfn + nr_pages;
2247 	const unsigned long nr_pages = PFN_DOWN(vm->bbm.bb_size);
2251 	for (pfn = start_pfn; pfn < start_pfn + nr_pages;