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Documented in 1 files:

Defined in 1 files as a struct:

Defined in 1 files as a function:

Referenced in 7 files:

Smatch caller information:

mm/huge_memory.c __folio_split() -> dax_mapping()

Type Parameter Key Value
PARAM_VALUE 0 mapping 4096-ptr_max
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING

fs/dax.c dax_break_layout() -> dax_mapping()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 mapping->host->i_bytes
HALF_LOCKED2 &inode->i_rwsem
HALF_LOCKED2 &mapping->invalidate_lock
HALF_LOCKED2 0 &mapping->invalidate_lock

fs/dax.c dax_break_layout_final() -> dax_mapping()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING

fs/dax.c dax_layout_busy_page_range() -> dax_mapping()

Type Parameter Key Value
DATA_SOURCE 0 mapping $0
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 mapping->host->i_bytes
HALF_LOCKED2 0 &mapping->invalidate_lock

fs/dax.c dax_lock_folio() -> dax_mapping()

Type Parameter Key Value
PARAM_VALUE 0 mapping 1-u64max
RX_PATH
TASK_NOT_RUNNING
LOCK2 global &mf_mutex
LOCK2 rcu_read
HALF_LOCKED2 &((&xas)->xa)->xa_lock
HALF_LOCKED2 &attr->mutex
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 &pool->lock

fs/dax.c dax_lock_mapping_entry() -> dax_mapping()

Type Parameter Key Value
PARAM_VALUE 0 mapping 4096-ptr_max
PARAM_VALUE 0 mapping->host 4096-ptr_max
DATA_SOURCE 0 mapping $0
RX_PATH
TASK_NOT_RUNNING
LOCK2 rcu_read
HALF_LOCKED2 &((&xas)->xa)->xa_lock

mm/filemap.c __filemap_add_folio() -> dax_mapping()

Type Parameter Key Value
PARAM_VALUE 0 mapping 4096-ptr_max
BUF_SIZE 0 mapping (-1),552
BUF_SIZE 0 mapping (-1),552
BUF_SIZE 0 mapping->a_ops (-1),152
DATA_SOURCE 0 mapping $0
NOSPEC 0 mapping->writeback_index
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 mapping->writeback_index 0-524287[c]
NO_OVERFLOW_SIMPLE 0 mapping->host->i_bytes
NO_OVERFLOW_SIMPLE 0 mapping->host->i_size
HALF_LOCKED2 0 &mapping->host->i_rwsem
HALF_LOCKED2 0 &mapping->i_mmap_rwsem
HALF_LOCKED2 0 &mapping->invalidate_lock

mm/filemap.c page_cache_delete() -> dax_mapping()

Type Parameter Key Value
DATA_SOURCE 0 mapping $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 mapping->writeback_index 0-524287[c]
LOCK2 irq
HALF_LOCKED2 &(&mapping->i_pages)->xa_lock
HALF_LOCKED2 &folio->private->lock
HALF_LOCKED2 &mapping->host->i_lock
HALF_LOCKED2 rcu_read

mm/filemap.c page_cache_delete_batch() -> dax_mapping()

Type Parameter Key Value
PARAM_VALUE 0 mapping 4096-ptr_max
PARAM_VALUE 0 mapping->host 4096-ptr_max
BUF_SIZE 0 mapping (-1),552
BUF_SIZE 0 mapping (-1),552
CAPPED_DATA 0 mapping->i_pages.xa_head 1
DATA_SOURCE 0 mapping $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 mapping->host->i_bytes
NO_OVERFLOW_SIMPLE 0 mapping->host->i_size
LOCK2 &(&mapping->i_pages)->xa_lock
LOCK2 irq
LOCK2 0 &mapping->host->i_lock
HALF_LOCKED2 &inode->i_rwsem
HALF_LOCKED2 &journal->j_checkpoint_mutex
HALF_LOCKED2 &sbi->cp_global_sem.internal_rwsem
HALF_LOCKED2 &sbi->gc_lock.internal_rwsem
HALF_LOCKED2 0 &mapping->host->i_rwsem
HALF_LOCKED2 0 &mapping->invalidate_lock
TYPE_LOCK (struct inode)->i_lock

mm/vmscan.c __remove_mapping() -> dax_mapping()

Type Parameter Key Value
PARAM_VALUE 0 mapping 4096-ptr_max
PARAM_VALUE 0 mapping->host 4096-ptr_max
BUF_SIZE 0 mapping (-1),552
BUF_SIZE 0 mapping (-1),552
CAPPED_DATA 0 mapping 1
DATA_SOURCE 0 mapping $0
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 mapping->host->i_bytes
NO_OVERFLOW_SIMPLE 0 mapping->host->i_size
LOCK2 irq
HALF_LOCKED2 &(&mapping->i_pages)->xa_lock
HALF_LOCKED2 0 &mapping->host->i_lock

mm/truncate.c clear_shadow_entries() -> dax_mapping()

Type Parameter Key Value
PARAM_VALUE 0 mapping 4096-ptr_max
DATA_SOURCE 0 mapping $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 mapping->host->i_bytes
NO_OVERFLOW_SIMPLE 0 mapping->host->i_size
HALF_LOCKED2 0 &mapping->host->i_rwsem
HALF_LOCKED2 0 &mapping->invalidate_lock

mm/truncate.c invalidate_inode_pages2_range() -> dax_mapping()

Type Parameter Key Value
PARAM_VALUE 0 mapping 4096-ptr_max
DATA_SOURCE 0 mapping $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 mapping->host->i_bytes
NO_OVERFLOW_SIMPLE 0 mapping->host->i_size
HALF_LOCKED2 &btree->b_sem
HALF_LOCKED2 &fc->killsb
HALF_LOCKED2 &fi->dax->sem
HALF_LOCKED2 &inode->i_rwsem
HALF_LOCKED2 &iocb->ki_filp->f_inode->i_rwsem
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 &sbi->cp_global_sem.internal_rwsem
HALF_LOCKED2 &sbi->umount_mutex
HALF_LOCKED2 0 &mapping->host->i_rwsem
HALF_LOCKED2 0 &mapping->invalidate_lock

mm/truncate.c invalidate_inode_pages2_range() -> dax_mapping()

Type Parameter Key Value
PARAM_VALUE 0 mapping 4096-ptr_max
DATA_SOURCE 0 mapping $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 mapping->host->i_bytes
NO_OVERFLOW_SIMPLE 0 mapping->host->i_size
HALF_LOCKED2 &btree->b_sem
HALF_LOCKED2 &fc->killsb
HALF_LOCKED2 &fi->dax->sem
HALF_LOCKED2 &inode->i_rwsem
HALF_LOCKED2 &iocb->ki_filp->f_inode->i_rwsem
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 &sbi->cp_global_sem.internal_rwsem
HALF_LOCKED2 &sbi->umount_mutex
HALF_LOCKED2 0 &mapping->host->i_rwsem
HALF_LOCKED2 0 &mapping->invalidate_lock

mm/truncate.c truncate_folio_batch_exceptionals() -> dax_mapping()

Type Parameter Key Value
PARAM_VALUE 0 mapping 4096-ptr_max
BUF_SIZE 0 mapping (-1),552
BUF_SIZE 0 mapping (-1),552
DATA_SOURCE 0 mapping $0
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 mapping->host->i_bytes
NO_OVERFLOW_SIMPLE 0 mapping->host->i_size
HALF_LOCKED2 &inode->i_rwsem
HALF_LOCKED2 &inode_out->i_rwsem
HALF_LOCKED2 &journal->j_checkpoint_mutex
HALF_LOCKED2 &sbi->cp_global_sem.internal_rwsem
HALF_LOCKED2 &sbi->gc_lock.internal_rwsem
HALF_LOCKED2 0 &mapping->host->i_rwsem
HALF_LOCKED2 0 &mapping->invalidate_lock

mm/khugepaged.c collapse_file() -> dax_mapping()

Type Parameter Key Value
PARAM_VALUE 0 mapping 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &mm->mmap_lock

fs/xfs/xfs_notify_failure.c xfs_dax_failure_fn() -> dax_mapping()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING