arch/powerpc/platforms/512x/mpc512x_shared.c

173

BUG_ON(page_ref_count(page) > 1);

drivers/iommu/iommufd/selftest.c

1287

count = page_ref_count(pages[0]);

drivers/net/ethernet/aquantia/atlantic/aq_ring.c

94

if (page_ref_count(rxbuf->rxdata.page) > 1) {

drivers/net/ethernet/cavium/thunder/nicvf_main.c

573

if (page_ref_count(page) == 1) {

drivers/net/ethernet/cavium/thunder/nicvf_main.c

604

if (page_ref_count(page) == 1) {

drivers/net/ethernet/cavium/thunder/nicvf_main.c

681

if (page && (page_ref_count(page) == 1))

drivers/net/ethernet/cavium/thunder/nicvf_queues.c

105

ref_count = page_ref_count(page);

drivers/net/ethernet/cavium/thunder/nicvf_queues.c

1650

if (page_ref_count(page) != 1)

drivers/net/ethernet/cavium/thunder/nicvf_queues.c

363

if (pgcache->page && page_ref_count(pgcache->page) != 0) {

drivers/net/ethernet/cortina/gemini.c

1013

while (page_ref_count(gpage->page) > 0)

drivers/net/ethernet/cortina/gemini.c

894

pn, page_ref_count(page), 1 << fpp_order);

drivers/net/ethernet/cortina/gemini.c

896

if (page_ref_count(page) > 1) {

drivers/net/ethernet/freescale/enetc/enetc.c

1136

return (!page_is_pfmemalloc(page) && page_ref_count(page) == 1);

drivers/net/ethernet/fungible/funeth/funeth_rx.c

267

if ((page_ref_count(buf->page) == buf->pg_refs &&

drivers/net/ethernet/fungible/funeth/funeth_rx.c

76

if (page_ref_count(buf->page) == buf->pg_refs) {

drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c

795

if (unlikely((page_ref_count(page) - pagecnt_bias) > 1))

drivers/net/ethernet/mscc/ocelot_fdma.c

284

if (unlikely(page_ref_count(page) != 1 || page_is_pfmemalloc(page)))

drivers/pci/p2pdma.c

150

VM_WARN_ON_ONCE_PAGE(page_ref_count(page), page);

fs/btrfs/compression.c

173

ASSERT(page_ref_count(page) == 1);

fs/erofs/zutil.c

190

DBG_BUGON(page && page_ref_count(page) != 1);

include/linux/bootmem_info.h

51

VM_BUG_ON_PAGE(page_ref_count(page) != 2, page);

include/linux/dax.h

214

return page && page_ref_count(page) == 0;

include/linux/mm.h

1493

VM_BUG_ON_PAGE(page_ref_count(page) == 0, page);

include/linux/mm.h

1795

if (WARN_ON_ONCE(page_ref_count(page) <= 0))

include/linux/page_ref.h

89

return page_ref_count(&folio->page);

include/net/netmem.h

235

return page_ref_count(netmem_to_page(netmem));

include/trace/events/page_ref.h

32

__entry->count = page_ref_count(page);

include/trace/events/page_ref.h

81

__entry->count = page_ref_count(page);

kernel/trace/ring_buffer.c

6569

if (page_ref_count(page) > 1 || data_page->order != buffer->subbuf_order)

mm/internal.h

581

VM_BUG_ON_PAGE(page_ref_count(page), page);

mm/page_alloc.c

1078

page_ref_count(page) |

mm/page_alloc.c

1097

if (unlikely(page_ref_count(page) != 0))

mm/page_frag_cache.c

86

VM_BUG_ON_PAGE(page_ref_count(page) == 0, page);

mm/page_isolation.c

75

if (!page_ref_count(page)) {

net/core/page_pool.c

816

(page_ref_count(netmem_to_page(netmem)) == 1 &&

net/core/sock.c

3133

if (page_ref_count(pfrag->page) == 1) {