MAX_PAGE_ORDER

arch/arm64/kvm/hyp/nvhe/page_alloc.c

231

pool->max_order = min(MAX_PAGE_ORDER,

arch/powerpc/mm/book3s64/iommu_api.c

100

chunk = (1UL << (PAGE_SHIFT + MAX_PAGE_ORDER)) /

arch/powerpc/platforms/powernv/pci-ioda.c

1390

const u64 maxblock = 1UL << (PAGE_SHIFT + MAX_PAGE_ORDER);

arch/sparc/kernel/pci_sun4v.c

197

if (unlikely(order > MAX_PAGE_ORDER))

arch/sparc/mm/tsb.c

405

if (max_tsb_size > PAGE_SIZE << MAX_PAGE_ORDER)

arch/sparc/mm/tsb.c

406

max_tsb_size = PAGE_SIZE << MAX_PAGE_ORDER;

drivers/accel/amdxdna/aie2_message.c

63

if (order > MAX_PAGE_ORDER)

drivers/accel/qaic/qaic_data.c

464

max_order = min(MAX_PAGE_ORDER, get_order(size));

drivers/base/regmap/regmap-debugfs.c

229

if (count > (PAGE_SIZE << MAX_PAGE_ORDER))

drivers/base/regmap/regmap-debugfs.c

230

count = PAGE_SIZE << MAX_PAGE_ORDER;

drivers/base/regmap/regmap-debugfs.c

376

if (count > (PAGE_SIZE << MAX_PAGE_ORDER))

drivers/base/regmap/regmap-debugfs.c

377

count = PAGE_SIZE << MAX_PAGE_ORDER;

drivers/block/floppy.c

3082

#define MAX_LEN (1UL << MAX_PAGE_ORDER << PAGE_SHIFT)

drivers/crypto/hisilicon/sgl.c

76

block_size = 1 << (PAGE_SHIFT + MAX_PAGE_ORDER < 32 ?

drivers/crypto/hisilicon/sgl.c

77

PAGE_SHIFT + MAX_PAGE_ORDER : 31);

drivers/gpu/drm/i915/gem/i915_gem_internal.c

38

int max_order = MAX_PAGE_ORDER;

drivers/gpu/drm/i915/gem/selftests/huge_pages.c

118

GEM_BUG_ON(order > MAX_PAGE_ORDER);

drivers/gpu/drm/ttm/tests/ttm_pool_test.c

112

.order = MAX_PAGE_ORDER + 1,

drivers/gpu/drm/ttm/tests/ttm_pool_test.c

121

.order = MAX_PAGE_ORDER + 1,

drivers/gpu/drm/ttm/tests/ttm_pool_test.c

167

if (params->order <= MAX_PAGE_ORDER) {

drivers/gpu/drm/ttm/tests/ttm_pool_test.c

184

min_t(unsigned int, MAX_PAGE_ORDER,

drivers/gpu/drm/ttm/ttm_pool.c

1146

#define TTM_SHRINKER_BATCH ((1 << (MAX_PAGE_ORDER / 2)) * NR_PAGE_ORDERS)

drivers/gpu/drm/ttm/ttm_pool.c

738

for (order = ttm_pool_alloc_find_order(MAX_PAGE_ORDER, alloc);

drivers/infiniband/hw/irdma/hw.c

1512

aeq_size = min(aeq_size, (u32)((PAGE_SIZE << MAX_PAGE_ORDER) /

drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.h

202

#define Q_MAX_SZ_SHIFT (PAGE_SHIFT + MAX_PAGE_ORDER)

drivers/iommu/dma-iommu.c

879

order_mask &= GENMASK(MAX_PAGE_ORDER, 0);

drivers/irqchip/irq-gic-v3-its.c

2532

if (new_order > MAX_PAGE_ORDER) {

drivers/irqchip/irq-gic-v3-its.c

2533

new_order = MAX_PAGE_ORDER;

drivers/md/dm-crypt.c

1672

unsigned int order = MAX_PAGE_ORDER;

drivers/md/dm-flakey.c

452

order = MAX_PAGE_ORDER;

drivers/misc/genwqe/card_dev.c

446

if (get_order(vsize) > MAX_PAGE_ORDER)

drivers/misc/genwqe/card_utils.c

213

if (get_order(size) > MAX_PAGE_ORDER)

drivers/misc/genwqe/card_utils.c

311

if (get_order(sgl->sgl_size) > MAX_PAGE_ORDER) {

drivers/net/ethernet/hisilicon/hns3/hns3_enet.c

1055

if (order > MAX_PAGE_ORDER) {

drivers/net/ethernet/ibm/ibmvnic.h

79

#define IBMVNIC_ONE_LTB_MAX ((u32)((1 << MAX_PAGE_ORDER) * PAGE_SIZE))

drivers/scsi/mpi3mr/mpi3mr_app.c

178

if ((!mrioc->seg_tb_support && (get_order(trace_size) > MAX_PAGE_ORDER)) ||

drivers/scsi/mpi3mr/mpi3mr_app.c

198

if (get_order(fw_size) <= MAX_PAGE_ORDER) {

drivers/virtio/virtio_balloon.c

36

#define VIRTIO_BALLOON_HINT_BLOCK_ORDER MAX_PAGE_ORDER

drivers/virtio/virtio_mem.c

1189

unsigned long order = MAX_PAGE_ORDER;

fs/ramfs/file-nommu.c

73

if (unlikely(order > MAX_PAGE_ORDER))

include/linux/hugetlb.h

801

return order > MAX_PAGE_ORDER;

include/linux/mm.h

2487

#define MAX_FOLIO_ORDER MAX_PAGE_ORDER

include/linux/mmzone.h

1872

#if (MAX_PAGE_ORDER + PAGE_SHIFT) > SECTION_SIZE_BITS

include/linux/mmzone.h

34

#define MAX_ORDER_NR_PAGES (1 << MAX_PAGE_ORDER)

include/linux/mmzone.h

38

#define NR_PAGE_ORDERS (MAX_PAGE_ORDER + 1)

include/linux/mmzone.h

42

#define PAGE_BLOCK_MAX_ORDER MAX_PAGE_ORDER

include/linux/mmzone.h

52

#if (PAGE_BLOCK_MAX_ORDER > MAX_PAGE_ORDER)

include/linux/slab.h

585

#define KMALLOC_SHIFT_MAX (MAX_PAGE_ORDER + PAGE_SHIFT)

io_uring/memmap.c

25

if (order > MAX_PAGE_ORDER)

kernel/dma/pool.c

88

order = min(get_order(pool_size), MAX_PAGE_ORDER);

kernel/dma/swiotlb.c

692

if (nslabs > SLABS_PER_PAGE << MAX_PAGE_ORDER) {

kernel/dma/swiotlb.c

693

nslabs = SLABS_PER_PAGE << MAX_PAGE_ORDER;

kernel/events/ring_buffer.c

620

if (order > MAX_PAGE_ORDER)

kernel/events/ring_buffer.c

621

order = MAX_PAGE_ORDER;

kernel/events/ring_buffer.c

729

if (get_order((unsigned long)nr_pages * sizeof(void *)) > MAX_PAGE_ORDER)

kernel/events/ring_buffer.c

845

if (order_base_2(size) > PAGE_SHIFT+MAX_PAGE_ORDER)

kernel/futex/core.c

1993

if (order > MAX_PAGE_ORDER)

kernel/futex/core.c

2009

order > MAX_PAGE_ORDER ? "vmalloc" : "linear");

kernel/liveupdate/kexec_handover.c

1179

if (order > MAX_PAGE_ORDER)

kernel/liveupdate/kexec_handover.c

256

if (WARN_ON_ONCE(info.magic != KHO_PAGE_MAGIC || info.order > MAX_PAGE_ORDER))

lib/test_kho.c

30

static long max_mem = (PAGE_SIZE << MAX_PAGE_ORDER) * 2;

mm/compaction.c

1018

if (freepage_order > 0 && freepage_order <= MAX_PAGE_ORDER) {

mm/compaction.c

1038

if (order <= MAX_PAGE_ORDER) {

mm/compaction.c

601

if ((order <= MAX_PAGE_ORDER) &&

mm/compaction.c

959

if (order <= MAX_PAGE_ORDER) {

mm/debug_page_alloc.c

25

if (kstrtoul(buf, 10, &res) < 0 || res > MAX_PAGE_ORDER / 2) {

mm/debug_vm_pgtable.c

1051

if (order > MAX_PAGE_ORDER) {

mm/debug_vm_pgtable.c

1061

if (order <= MAX_PAGE_ORDER)

mm/huge_memory.c

919

MAYBE_BUILD_BUG_ON(HPAGE_PMD_ORDER > MAX_PAGE_ORDER);

mm/hugetlb.c

2865

if (order <= MAX_PAGE_ORDER)

mm/hugetlb_cma.c

164

VM_WARN_ON(order <= MAX_PAGE_ORDER);

mm/kmsan/init.c

146

.order = MAX_PAGE_ORDER,

mm/kmsan/init.c

216

collect.order = MAX_PAGE_ORDER;

mm/kmsan/init.c

217

for (int i = MAX_PAGE_ORDER; i >= 0; i--) {

mm/memblock.c

2213

order = min_t(int, MAX_PAGE_ORDER, __ffs(start));

mm/memblock.c

2215

order = MAX_PAGE_ORDER;

mm/memory_hotplug.c

684

order = min_t(int, MAX_PAGE_ORDER, __ffs(pfn));

mm/memory_hotplug.c

686

order = MAX_PAGE_ORDER;

mm/mm_init.c

2002

__free_pages_core(page, MAX_PAGE_ORDER, MEMINIT_EARLY);

mm/mm_init.c

2450

} else if (get_order(size) > MAX_PAGE_ORDER || hashdist) {

mm/page_alloc.c

1653

if (order == MAX_PAGE_ORDER && __free_unaccepted(page))

mm/page_alloc.c

2081

int order = start_pfn ? __ffs(start_pfn) : MAX_PAGE_ORDER;

mm/page_alloc.c

2087

if (++order > MAX_PAGE_ORDER)

mm/page_alloc.c

2147

if (pageblock_order == MAX_PAGE_ORDER)

mm/page_alloc.c

2409

for (current_order = MAX_PAGE_ORDER; current_order >= min_order;

mm/page_alloc.c

5226

if (WARN_ON_ONCE_GFP(order > MAX_PAGE_ORDER, gfp))

mm/page_alloc.c

7492

return order <= MAX_PAGE_ORDER;

mm/page_alloc.c

7642

accept_memory(page_to_phys(page), PAGE_SIZE << MAX_PAGE_ORDER);

mm/page_alloc.c

7644

__free_pages_ok(page, MAX_PAGE_ORDER, FPI_TO_TAIL);

mm/page_alloc.c

933

if (order >= MAX_PAGE_ORDER - 1)

mm/page_alloc.c

998

while (order < MAX_PAGE_ORDER) {

mm/page_isolation.c

246

if (order >= pageblock_order && order < MAX_PAGE_ORDER) {

mm/page_owner.c

468

if (freepage_order <= MAX_PAGE_ORDER)

mm/page_owner.c

703

if (freepage_order <= MAX_PAGE_ORDER)

mm/page_owner.c

811

if (order > 0 && order <= MAX_PAGE_ORDER)

mm/page_reporting.c

23

return param_set_uint_minmax(val, kp, 0, MAX_PAGE_ORDER);

mm/page_reporting.c

373

if (prdev->order > 0 && prdev->order <= MAX_PAGE_ORDER)

mm/shuffle.h

7

#define SHUFFLE_ORDER MAX_PAGE_ORDER

mm/slub.c

7424

if (order <= MAX_PAGE_ORDER)

mm/slub.c

7997

slub_max_order = min_t(unsigned int, slub_max_order, MAX_PAGE_ORDER);

mm/vmalloc.c

3646

unsigned int max_attempt_order = MAX_PAGE_ORDER;

mm/vmscan.c

6586

BUILD_BUG_ON(MAX_PAGE_ORDER >= S8_MAX);

mm/vmstat.c

1106

if (WARN_ON_ONCE(order > MAX_PAGE_ORDER))

net/core/page_pool.c

304

} else if (pool->p.order > MAX_PAGE_ORDER) {

net/smc/smc_ib.c

854

smc_order = MAX_PAGE_ORDER - cqe_size_order;

security/integrity/ima/ima_crypto.c

41

if (order > MAX_PAGE_ORDER)

tools/perf/builtin-kmem.c

1218

for (o = 0; o < MAX_PAGE_ORDER; o++) {

tools/perf/builtin-kmem.c

288

static int order_stats[MAX_PAGE_ORDER][MAX_MIGRATE_TYPES];

tools/testing/memblock/linux/mmzone.h

22

#define MAX_ORDER_NR_PAGES (1 << MAX_PAGE_ORDER)

tools/testing/memblock/linux/mmzone.h

24

#define pageblock_order MAX_PAGE_ORDER

tools/testing/vma/linux/mmzone.h

22

#define MAX_ORDER_NR_PAGES (1 << MAX_PAGE_ORDER)

tools/testing/vma/linux/mmzone.h

24

#define pageblock_order MAX_PAGE_ORDER

tools/testing/vsock/vsock_test.c

1756

if (ctl_len > PAGE_SIZE << MAX_PAGE_ORDER) {

Linux

arch/arm64/kvm/hyp/nvhe/page_alloc.c

arch/powerpc/mm/book3s64/iommu_api.c

arch/powerpc/platforms/powernv/pci-ioda.c

arch/sparc/kernel/pci_sun4v.c

arch/sparc/mm/tsb.c

arch/sparc/mm/tsb.c

drivers/accel/amdxdna/aie2_message.c

drivers/accel/qaic/qaic_data.c

drivers/base/regmap/regmap-debugfs.c

drivers/base/regmap/regmap-debugfs.c

drivers/base/regmap/regmap-debugfs.c

drivers/base/regmap/regmap-debugfs.c

drivers/block/floppy.c

drivers/crypto/hisilicon/sgl.c

drivers/crypto/hisilicon/sgl.c

drivers/gpu/drm/i915/gem/i915_gem_internal.c

drivers/gpu/drm/i915/gem/selftests/huge_pages.c

drivers/gpu/drm/ttm/tests/ttm_pool_test.c

drivers/gpu/drm/ttm/tests/ttm_pool_test.c

drivers/gpu/drm/ttm/tests/ttm_pool_test.c

drivers/gpu/drm/ttm/tests/ttm_pool_test.c

drivers/gpu/drm/ttm/ttm_pool.c

drivers/gpu/drm/ttm/ttm_pool.c

drivers/infiniband/hw/irdma/hw.c

drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.h

drivers/iommu/dma-iommu.c

drivers/irqchip/irq-gic-v3-its.c

drivers/irqchip/irq-gic-v3-its.c

drivers/md/dm-crypt.c

drivers/md/dm-flakey.c

drivers/misc/genwqe/card_dev.c

drivers/misc/genwqe/card_utils.c

drivers/misc/genwqe/card_utils.c

drivers/net/ethernet/hisilicon/hns3/hns3_enet.c

drivers/net/ethernet/ibm/ibmvnic.h

drivers/scsi/mpi3mr/mpi3mr_app.c

drivers/scsi/mpi3mr/mpi3mr_app.c

drivers/virtio/virtio_balloon.c

drivers/virtio/virtio_mem.c

fs/ramfs/file-nommu.c

include/linux/hugetlb.h

include/linux/mm.h

include/linux/mmzone.h

include/linux/mmzone.h

include/linux/mmzone.h

include/linux/mmzone.h

include/linux/mmzone.h

include/linux/slab.h

io_uring/memmap.c

kernel/dma/pool.c

kernel/dma/swiotlb.c

kernel/dma/swiotlb.c

kernel/events/ring_buffer.c

kernel/events/ring_buffer.c

kernel/events/ring_buffer.c

kernel/events/ring_buffer.c

kernel/futex/core.c

kernel/futex/core.c

kernel/liveupdate/kexec_handover.c

kernel/liveupdate/kexec_handover.c

lib/test_kho.c

mm/compaction.c

mm/compaction.c

mm/compaction.c

mm/compaction.c

mm/debug_page_alloc.c

mm/debug_vm_pgtable.c

mm/debug_vm_pgtable.c

mm/huge_memory.c

mm/hugetlb.c

mm/hugetlb_cma.c

mm/kmsan/init.c

mm/kmsan/init.c

mm/kmsan/init.c

mm/memblock.c

mm/memblock.c

mm/memory_hotplug.c

mm/memory_hotplug.c

mm/mm_init.c