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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

mm/huge_memory.c folio_add_return_large_mapcount() -> folio_set_mm_id()

Type Parameter Key Value
PARAM_VALUE 0 folio 4096-ptr_max
PARAM_VALUE 1 idx 0
PARAM_VALUE 2 id 0-s32max
CAPPED_DATA 0 folio 1
CAPPED_DATA 2 id 1
DATA_SOURCE 0 folio $0
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 &mm->mmap_lock
LOCK2 &oldmm->mmap_lock
LOCK2 dst_ptl
LOCK2 src_ptl
TYPE_LOCK (struct mm_struct)->mmap_lock

mm/huge_memory.c folio_add_return_large_mapcount() -> folio_set_mm_id()

Type Parameter Key Value
PARAM_VALUE 0 folio 4096-ptr_max
PARAM_VALUE 1 idx 1
PARAM_VALUE 2 id 0-s32max
CAPPED_DATA 0 folio 1
CAPPED_DATA 2 id 1
DATA_SOURCE 0 folio $0
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 &mm->mmap_lock
LOCK2 &oldmm->mmap_lock
LOCK2 dst_ptl
LOCK2 src_ptl
TYPE_LOCK (struct mm_struct)->mmap_lock

mm/rmap.c folio_add_return_large_mapcount() -> folio_set_mm_id()

Type Parameter Key Value
PARAM_VALUE 0 folio 4096-ptr_max
PARAM_VALUE 1 idx 0
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 <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
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 &vma->vm_mm->mmap_lock
HALF_LOCKED2 &vma->vm_private_data->rw_sema
HALF_LOCKED2 0 &folio->private->lock

mm/rmap.c folio_add_return_large_mapcount() -> folio_set_mm_id()

Type Parameter Key Value
PARAM_VALUE 0 folio 4096-ptr_max
PARAM_VALUE 1 idx 1
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 <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
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 &vma->vm_mm->mmap_lock
HALF_LOCKED2 &vma->vm_private_data->rw_sema
HALF_LOCKED2 0 &folio->private->lock

mm/rmap.c folio_set_large_mapcount() -> folio_set_mm_id()

Type Parameter Key Value
PARAM_VALUE 0 folio 4096-ptr_max
PARAM_VALUE 1 idx 0
CAPPED_DATA 0 folio 1
DATA_SOURCE 0 folio $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE 0 folio->index
UNITS 0 folio unit_page
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 &oldmm->mmap_lock
HALF_LOCKED2 &state.ctx->map_changing_lock
HALF_LOCKED2 &vma->anon_vma->root->rwsem
HALF_LOCKED2 dst_ptl
HALF_LOCKED2 ptl
HALF_LOCKED2 rcu_read
HALF_LOCKED2 src_ptl
HALF_LOCKED2 vmf->ptl

mm/rmap.c folio_sub_return_large_mapcount() -> folio_set_mm_id()

Type Parameter Key Value
PARAM_VALUE 0 folio 4096-ptr_max
PARAM_VALUE 1 idx 0
PARAM_VALUE 2 id 0
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 <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
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 &vma->vm_private_data->rw_sema
HALF_LOCKED2 ptl
HALF_LOCKED2 0 &folio->private->lock

mm/rmap.c folio_sub_return_large_mapcount() -> folio_set_mm_id()

Type Parameter Key Value
PARAM_VALUE 0 folio 4096-ptr_max
PARAM_VALUE 1 idx 1
PARAM_VALUE 2 id 0
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 <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
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 &vma->vm_private_data->rw_sema
HALF_LOCKED2 ptl
HALF_LOCKED2 0 &folio->private->lock

mm/memory.c folio_add_return_large_mapcount() -> folio_set_mm_id()

Type Parameter Key Value
PARAM_VALUE 0 folio 4096-ptr_max
PARAM_VALUE 1 idx 0
PARAM_VALUE 2 id 0-s32max
CAPPED_DATA 0 folio 1
CAPPED_DATA 2 id 1
DATA_SOURCE 0 folio $0
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
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 folio_add_return_large_mapcount() -> folio_set_mm_id()

Type Parameter Key Value
PARAM_VALUE 0 folio 4096-ptr_max
PARAM_VALUE 1 idx 1
PARAM_VALUE 2 id 0-s32max
CAPPED_DATA 0 folio 1
CAPPED_DATA 2 id 1
DATA_SOURCE 0 folio $0
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 &mm->mmap_lock
LOCK2 &oldmm->mmap_lock
LOCK2 dst_ptl
LOCK2 rcu_read
LOCK2 src_ptl
TYPE_LOCK (struct mm_struct)->mmap_lock