Documented in 1 files:
Defined in 1 files as a function:
Referenced in 43 files:
- arch/arm/mm/flush.c
- arch/csky/abiv1/cacheflush.c, line 22
- arch/microblaze/include/asm/cacheflush.h, line 79
- arch/nios2/mm/cacheflush.c, line 183
- arch/parisc/kernel/cache.c
- arch/powerpc/mm/cacheflush.c, line 170
- arch/s390/include/asm/page.h, line 261
- arch/sh/mm/cache-sh4.c, line 121
- arch/sh/mm/cache-sh7705.c, line 143
- arch/sparc/kernel/smp_64.c, line 933
- arch/sparc/mm/init_64.c, line 455
- arch/xtensa/mm/cache.c
- drivers/gpu/drm/drm_gem.c, line 709
- drivers/gpu/drm/i915/gem/i915_gem_shmem.c
- fs/dax.c, line 1426
- fs/hugetlbfs/inode.c, line 385
- fs/ramfs/file-nommu.c
- include/linux/mm.h
- include/linux/rmap.h, line 879
- include/trace/events/filemap.h, line 31
- include/trace/events/huge_memory.h
- include/trace/events/pagemap.h
- include/trace/events/vmscan.h, line 421
- kernel/liveupdate/kexec_handover.c
- lib/test_hmm.c
- mm/damon/core.c, line 2920
- mm/filemap.c, line 158
- mm/gup.c, line 2243
- mm/huge_memory.c
- mm/hugetlb.c
- mm/internal.h, line 435
- mm/ksm.c
- mm/memfd_luo.c, line 199
- mm/memory-failure.c, line 1607
- mm/memory.c, line 6215
- mm/memory_hotplug.c
- mm/migrate_device.c
- mm/page_alloc.c
- mm/rmap.c
- mm/swap_state.c
- mm/swap_table.h, line 131
- mm/vmscan.c, line 1100
- virt/kvm/guest_memfd.c, line 56
Smatch caller information:
mm/madvise.c folio_pte_batch_flags() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | ptl | ||
| HALF_LOCKED2 | &mm->mmap_lock |
mm/huge_memory.c folio_mk_pmd() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| BUF_SIZE | 0 | folio | (-1)-s32max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| DATA_SOURCE | 0 | folio | $0 |
| NOSPEC | 0 | folio->mapping->writeback_index | |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | folio->mapping->writeback_index | 0-524287[c] |
| NO_OVERFLOW_SIMPLE | 0 | folio->index | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_size | |
| HALF_LOCKED2 | &ctx->map_changing_lock | ||
| HALF_LOCKED2 | 0 | &folio->private->lock |
mm/huge_memory.c folio_mk_pud() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | folio | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | _T->lock | ||
| HALF_LOCKED2 | global &dax_srcu |
mm/huge_memory.c huge_zero_init() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| DATA_SOURCE | 0 | folio | r alloc_huge_zero_folio |
mm/huge_memory.c insert_pmd() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING |
mm/huge_memory.c insert_pud() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | _T->lock | ||
| HALF_LOCKED2 | global &dax_srcu |
mm/huge_memory.c remove_migration_pmd() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $1 |
| NOSPEC | 0 | folio->mapping->writeback_index | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | folio->mapping->writeback_index | 0-524287[c] |
| NO_OVERFLOW_SIMPLE | 0 | folio->index | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_size | |
| HALF_LOCKED2 | &anon_vma->root->rwsem | ||
| HALF_LOCKED2 | 0 | &folio->private->lock |
mm/huge_memory.c remove_migration_pmd() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $1 |
| NOSPEC | 0 | folio->mapping->writeback_index | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | folio->mapping->writeback_index | 0-524287[c] |
| NO_OVERFLOW_SIMPLE | 0 | folio->index | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_size | |
| HALF_LOCKED2 | &anon_vma->root->rwsem | ||
| HALF_LOCKED2 | 0 | &folio->private->lock |
arch/x86/kvm/../../../virt/kvm/guest_memfd.c folio_file_pfn() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| BUF_SIZE | 0 | folio | (-1)-s32max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| DATA_SOURCE | 0 | folio | $0 |
| NOSPEC | 0 | folio->mapping->writeback_index | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | folio->mapping->writeback_index | 0-524287[c] |
| NO_OVERFLOW_SIMPLE | 0 | folio->index | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_size | |
| UNITS | 0 | folio | unit_page |
| HALF_LOCKED2 | 0 | &folio->private->lock |
fs/dax.c dax_pmd_load_hole() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 1-u64max |
| DATA_SOURCE | 0 | folio | r mm_get_huge_zero_folio |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &inode->i_mapping->invalidate_lock | ||
| HALF_LOCKED2 | &mapping->invalidate_lock |
mm/userfaultfd.c folio_mk_pte() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| DATA_SOURCE | 0 | folio | $0 |
| LOCK2 | &ctx->map_changing_lock | ||
| LOCK2 | rcu_read | ||
| TYPE_LOCK | (struct userfaultfd_ctx)->map_changing_lock |
lib/test_hmm.c dmirror_devmem_folio_split() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| DATA_SOURCE | 0 | folio | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | irq | ||
| HALF_LOCKED2 | rcu_read |
lib/test_hmm.c dmirror_devmem_folio_split() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | irq | ||
| HALF_LOCKED2 | rcu_read |
mm/rmap.c folio_pte_batch_flags() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| NOSPEC | 0 | folio->mapping->writeback_index | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | folio->mapping->writeback_index | 0-524287[c] |
| NO_OVERFLOW_SIMPLE | 0 | folio->index | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_size | |
| HALF_LOCKED2 | &anon_vma->root->rwsem | ||
| HALF_LOCKED2 | 0 | &folio->private->lock |
mm/rmap.c folio_referenced_one() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 0,4096-ptr_max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| NOSPEC | 0 | folio->mapping->writeback_index | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | folio->mapping->writeback_index | 0-524287[c] |
| NO_OVERFLOW_SIMPLE | 0 | folio->index | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_size | |
| HALF_LOCKED2 | &anon_vma->root->rwsem | ||
| HALF_LOCKED2 | 0 | &folio->private->lock |
mm/rmap.c page_mkclean_one() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 0,4096-ptr_max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| NOSPEC | 0 | folio->mapping->writeback_index | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | folio->mapping->writeback_index | 0-524287[c] |
| NO_OVERFLOW_SIMPLE | 0 | folio->index | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_size | |
| HALF_LOCKED2 | &anon_vma->root->rwsem | ||
| HALF_LOCKED2 | 0 | &folio->private->lock |
mm/rmap.c try_to_migrate_one() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 0,4096-ptr_max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| NOSPEC | 0 | folio->mapping->writeback_index | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | folio->mapping->writeback_index | 0-524287[c] |
| NO_OVERFLOW_SIMPLE | 0 | folio->index | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_size | |
| HALF_LOCKED2 | &anon_vma->root->rwsem | ||
| HALF_LOCKED2 | 0 | &folio->private->lock |
mm/rmap.c try_to_migrate_one() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| NOSPEC | 0 | folio->mapping->writeback_index | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | folio->mapping->writeback_index | 0-524287[c] |
| NO_OVERFLOW_SIMPLE | 0 | folio->index | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_size | |
| HALF_LOCKED2 | &anon_vma->root->rwsem | ||
| HALF_LOCKED2 | &resv_map->rw_sema | ||
| HALF_LOCKED2 | &vma->vm_private_data->rw_sema | ||
| HALF_LOCKED2 | 0 | &folio->private->lock |
mm/rmap.c try_to_migrate_one() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| NOSPEC | 0 | folio->mapping->writeback_index | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | folio->mapping->writeback_index | 0-524287[c] |
| NO_OVERFLOW_SIMPLE | 0 | folio->index | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_size | |
| HALF_LOCKED2 | &anon_vma->root->rwsem | ||
| HALF_LOCKED2 | &resv_map->rw_sema | ||
| HALF_LOCKED2 | &vma->vm_private_data->rw_sema | ||
| HALF_LOCKED2 | 0 | &folio->private->lock |
mm/rmap.c try_to_unmap_one() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 0,4096-ptr_max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| NOSPEC | 0 | folio->mapping->writeback_index | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | folio->mapping->writeback_index | 0-524287[c] |
| NO_OVERFLOW_SIMPLE | 0 | folio->index | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_size | |
| HALF_LOCKED2 | &anon_vma->root->rwsem | ||
| HALF_LOCKED2 | 0 | &folio->private->lock |
mm/rmap.c try_to_unmap_one() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| NOSPEC | 0 | folio->mapping->writeback_index | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | folio->mapping->writeback_index | 0-524287[c] |
| NO_OVERFLOW_SIMPLE | 0 | folio->index | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_size | |
| HALF_LOCKED2 | &anon_vma->root->rwsem | ||
| HALF_LOCKED2 | 0 | &folio->private->lock |
mm/rmap.c try_to_unmap_poisoned_hugetlb_one() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 0,4096-ptr_max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| NOSPEC | 0 | folio->mapping->writeback_index | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | folio->mapping->writeback_index | 0-524287[c] |
| NO_OVERFLOW_SIMPLE | 0 | folio->index | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_size | |
| HALF_LOCKED2 | &anon_vma->root->rwsem | ||
| HALF_LOCKED2 | 0 | &folio->private->lock |
mm/rmap.c try_to_unmap_poisoned_hugetlb_one() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| NOSPEC | 0 | folio->mapping->writeback_index | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | folio->mapping->writeback_index | 0-524287[c] |
| NO_OVERFLOW_SIMPLE | 0 | folio->index | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_size | |
| HALF_LOCKED2 | &anon_vma->root->rwsem | ||
| HALF_LOCKED2 | 0 | &folio->private->lock |
mm/memory_hotplug.c do_migrate_range() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | r _compound_head |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | folio | unit_page |
| LOCK2 | &dev->mutex | ||
| LOCK2 | global &pcp_batch_high_lock | ||
| HALF_LOCKED2 | &device->physical_node_lock | ||
| HALF_LOCKED2 | &of->mutex | ||
| HALF_LOCKED2 | global &device_hotplug_lock | ||
| TYPE_LOCK | (struct device)->mutex |
mm/memory_hotplug.c do_migrate_range() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | folio | unit_page |
| LOCK2 | &dev->mutex | ||
| LOCK2 | global &pcp_batch_high_lock | ||
| HALF_LOCKED2 | &device->physical_node_lock | ||
| HALF_LOCKED2 | &of->mutex | ||
| HALF_LOCKED2 | global &device_hotplug_lock | ||
| TYPE_LOCK | (struct device)->mutex |
mm/util.c folio_pte_batch_flags() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| NOSPEC | 0 | folio->mapping->writeback_index | |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | folio->mapping->writeback_index | 0-524287[c] |
| NO_OVERFLOW_SIMPLE | 0 | folio->index | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_size | |
| HALF_LOCKED2 | ptl | ||
| HALF_LOCKED2 | rcu_read | ||
| HALF_LOCKED2 | 0 | &folio->private->lock |
mm/mprotect.c folio_pte_batch_flags() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | ptl | ||
| HALF_LOCKED2 | &mm->mmap_lock |
mm/hugetlb.c folio_mk_pte() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| NOSPEC | 0 | folio->mapping->writeback_index | |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | folio->mapping->writeback_index | 0-524287[c] |
| HALF_LOCKED2 | &mm->mmap_lock | ||
| HALF_LOCKED2 | &oldmm->mmap_lock | ||
| HALF_LOCKED2 | &state.ctx->map_changing_lock | ||
| HALF_LOCKED2 | dst_ptl | ||
| HALF_LOCKED2 | src_ptl | ||
| HALF_LOCKED2 | vmf->ptl |
mm/hugetlb.c hugetlb_bootmem_init_migratetype() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| DATA_SOURCE | 0 | folio | $0 |
mm/hugetlb.c hugetlb_folio_init_tail_vmemmap() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| DATA_SOURCE | 0 | folio | $0 |
mm/mremap.c folio_pte_batch_flags() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $0 |
mm/ksm.c folio_migrate_ksm() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| CAPPED_DATA | 0 | folio | 1 |
| CAPPED_DATA | 0 | folio->mapping | 1 |
| DATA_SOURCE | 0 | folio | $1 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &ai->migrate_lock | ||
| HALF_LOCKED2 | &ctx->completion_lock | ||
| HALF_LOCKED2 | &ctx->ring_lock | ||
| HALF_LOCKED2 | flags |
mm/ksm.c folio_migrate_ksm() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| CAPPED_DATA | 0 | folio->mapping | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | folio->index | |
| HALF_LOCKED2 | &ai->migrate_lock | ||
| HALF_LOCKED2 | &ctx->completion_lock | ||
| HALF_LOCKED2 | &ctx->ring_lock | ||
| HALF_LOCKED2 | flags |
mm/ksm.c stable_tree_insert() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| DATA_SOURCE | 0 | folio | $0 |
| LOCK2 | global &ksm_thread_mutex |
mm/ksm.c stable_tree_search() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| DATA_SOURCE | 0 | folio | r _compound_head |
| LOCK2 | global &ksm_thread_mutex |
mm/ksm.c write_protect_page() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | folio | $1 |
| LOCK2 | &mm->mmap_lock | ||
| LOCK2 | global &ksm_thread_mutex | ||
| TYPE_LOCK | (struct mm_struct)->mmap_lock |
mm/ksm.c write_protect_page() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| DATA_SOURCE | 0 | folio | $1 |
| LOCK2 | &mm->mmap_lock | ||
| LOCK2 | global &ksm_thread_mutex | ||
| TYPE_LOCK | (struct mm_struct)->mmap_lock |
drivers/gpu/drm/i915/gem/i915_gem_shmem.c shmem_sg_alloc_table() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| DATA_SOURCE | 0 | folio | r shmem_read_folio_gfp |
| RX_PATH | |||
| TASK_NOT_RUNNING |
drivers/gpu/drm/i915/gem/i915_gem_shmem.c shmem_sg_alloc_table() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| DATA_SOURCE | 0 | folio | r shmem_read_folio_gfp |
| RX_PATH | |||
| TASK_NOT_RUNNING |
mm/page_alloc.c free_unref_folios() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING |
mm/page_alloc.c free_unref_folios() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| RX_PATH | |||
| TASK_NOT_RUNNING |
mm/migrate_device.c folio_mk_pmd() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| DATA_SOURCE | 0 | folio | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &drm->dmem->mutex |
mm/migrate_device.c migrate_device_coherent_folio() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| DATA_SOURCE | 0 | folio | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING |
mm/migrate_device.c migrate_device_coherent_folio() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| DATA_SOURCE | 0 | folio | r folio_alloc_noprof |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING |
mm/vmscan.c folio_pte_batch_flags() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | ptl | ||
| HALF_LOCKED2 | rcu_read |
mm/vmscan.c shrink_folio_list() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| DATA_SOURCE | 0 | folio | r lru_to_folio |
| RX_PATH | |||
| TASK_NOT_RUNNING |
mm/memory.c folio_mk_pmd() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| DATA_SOURCE | 0 | folio | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | folio | unit_page |
| HALF_LOCKED2 | rcu_read |
mm/memory.c folio_mk_pte() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| DATA_SOURCE | 0 | folio | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &mm->mmap_lock | ||
| HALF_LOCKED2 | &oldmm->mmap_lock | ||
| HALF_LOCKED2 | dst_ptl | ||
| HALF_LOCKED2 | rcu_read | ||
| HALF_LOCKED2 | src_ptl | ||
| HALF_LOCKED2 | vmf->ptl |
mm/memory.c folio_pte_batch_flags() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &mm->mmap_lock | ||
| LOCK2 | &oldmm->mmap_lock | ||
| LOCK2 | dst_ptl | ||
| LOCK2 | rcu_read | ||
| LOCK2 | src_ptl | ||
| TYPE_LOCK | (struct mm_struct)->mmap_lock |
mm/memory.c numa_rebuild_large_mapping() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| DATA_SOURCE | 0 | folio | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | vmf->ptl | ||
| HALF_LOCKED2 | &mm->mmap_lock | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | rcu_read |
mm/memory-failure.c unmap_poisoned_folio() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | folio | unit_page |
| HALF_LOCKED2 | &dev->mutex | ||
| HALF_LOCKED2 | global &mf_mutex | ||
| HALF_LOCKED2 | global &pcp_batch_high_lock |
drivers/gpu/drm/drm_gem.c drm_gem_get_pages() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| DATA_SOURCE | 0 | folio | r shmem_read_folio_gfp |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &etnaviv_obj->lock | ||
| HALF_LOCKED2 | &omap_obj->lock | ||
| HALF_LOCKED2 | obj->resv |
mm/gup.c pofs_next_folio() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| DATA_SOURCE | 0 | folio | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING |
mm/damon/ops-common.c damon_folio_mkold_one() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 0,4096-ptr_max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| NOSPEC | 0 | folio->mapping->writeback_index | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | folio->mapping->writeback_index | 0-524287[c] |
| NO_OVERFLOW_SIMPLE | 0 | folio->index | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_size | |
| HALF_LOCKED2 | &anon_vma->root->rwsem | ||
| HALF_LOCKED2 | 0 | &folio->private->lock |
mm/damon/ops-common.c damon_folio_young_one() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 0,4096-ptr_max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| NOSPEC | 0 | folio->mapping->writeback_index | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | folio->mapping->writeback_index | 0-524287[c] |
| NO_OVERFLOW_SIMPLE | 0 | folio->index | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_size | |
| HALF_LOCKED2 | &anon_vma->root->rwsem | ||
| HALF_LOCKED2 | 0 | &folio->private->lock |
fs/hugetlbfs/inode.c hugetlb_unmap_file_folio() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| DATA_SOURCE | 0 | folio | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &inode->i_rwsem |
mm/memfd_luo.c memfd_luo_preserve_folios() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| LOCK2 | &inode->i_rwsem | ||
| LOCK2 | _T->lock | ||
| TYPE_LOCK | (struct inode)->i_rwsem |
mm/migrate.c remove_migration_pte() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &anon_vma->root->rwsem | ||
| HALF_LOCKED2 | &folio->private->lock |
mm/damon/core.c damos_calc_eligible_bytes() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | r damon_get_folio |
kernel/liveupdate/kexec_handover.c kho_preserve_folio() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | folio | $0 |
| RX_PATH | |||
| HALF_LOCKED2 | &inode->i_rwsem | ||
| HALF_LOCKED2 | _T->lock |
kernel/liveupdate/kexec_handover.c kho_unpreserve_folio() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | folio | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &inode->i_rwsem | ||
| HALF_LOCKED2 | _T->lock |
mm/page_idle.c page_idle_clear_pte_refs_one() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 0,4096-ptr_max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| BUF_SIZE | 0 | folio | (-1)-s32max |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| NOSPEC | 0 | folio->mapping->writeback_index | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | folio->mapping->writeback_index | 0-524287[c] |
| NO_OVERFLOW_SIMPLE | 0 | folio->index | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | folio->mapping->host->i_size | |
| HALF_LOCKED2 | &anon_vma->root->rwsem | ||
| HALF_LOCKED2 | 0 | &folio->private->lock |
mm/swap_state.c __swap_cache_do_add_folio() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| DATA_SOURCE | 0 | folio | $1 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | folio->index | |
| HALF_LOCKED2 | &ci->lock |
mm/swap_state.c __swap_cache_replace_folio() -> folio_pfn()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| BUF_SIZE | 0 | folio->private | (-1),1-s32max |
| DATA_SOURCE | 0 | folio | $2 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | folio->index | |
| LOCK2 | irq |