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Defined in 2 files as a function:

Referenced in 1 files:

Smatch caller information:

kernel/trace/ring_buffer.c ring_buffer_map() -> __rb_map_vma()

Type Parameter Key Value
PARAM_VALUE 0 cpu_buffer 4096-ptr_max
PARAM_VALUE 0 cpu_buffer->user_mapped 1-u32max
BUF_SIZE 1 vma (-1),1-s32max
BUF_SIZE 1 vma (-1),1-s32max
BUF_SIZE 1 vma->vm_file (-1)-s32max
BUF_SIZE 1 vma->vm_private_data (-1),1-s32max
DATA_SOURCE 1 vma $2
NOSPEC 1 vma->vm_pgoff
NOSPEC 1 vma->vm_start
RX_PATH
TASK_NOT_RUNNING
USER_DATA 1 vma->vm_end 4096-u64max[c]
USER_DATA 1 vma->vm_pgoff 0-4503599627370495[c]
USER_DATA 1 vma->vm_start 0-18446744073709547520
NO_OVERFLOW_SIMPLE 1 vma->vm_pgoff
LOCK2 _T->lock
HALF_LOCKED2 &ipcp->lock

kernel/trace/ring_buffer.c ring_buffer_map() -> __rb_map_vma()

Type Parameter Key Value
PARAM_VALUE 0 cpu_buffer 4096-ptr_max
PARAM_VALUE 0 cpu_buffer->buffer 4096-ptr_max
PARAM_VALUE 0 cpu_buffer->head_page 0,4-u64max
PARAM_VALUE 0 cpu_buffer->head_page->list.prev 4096-ptr_max
PARAM_VALUE 0 cpu_buffer->meta_page 4096-ptr_max
PARAM_VALUE 0 cpu_buffer->meta_page->meta_struct_len 80
PARAM_VALUE 0 cpu_buffer->reader_lock.dep_map->name 0-255
PARAM_VALUE 0 cpu_buffer->reader_lock.owner (-1)
PARAM_VALUE 0 cpu_buffer->reader_lock.owner_cpu u32max
PARAM_VALUE 0 cpu_buffer->reader_page 4096-ptr_max
PARAM_VALUE 0 cpu_buffer->ring_meta 0,4096-ptr_max
PARAM_VALUE 0 cpu_buffer->subbuf_ids 4096-ptr_max
PARAM_VALUE 0 cpu_buffer->user_mapped 0
BUF_SIZE 1 vma (-1),1-s32max
BUF_SIZE 1 vma (-1),1-s32max
BUF_SIZE 1 vma->vm_file (-1)-s32max
BUF_SIZE 1 vma->vm_private_data (-1),1-s32max
DATA_SOURCE 1 vma $2
NOSPEC 1 vma->vm_pgoff
NOSPEC 1 vma->vm_start
RX_PATH
TASK_NOT_RUNNING
USER_DATA 1 vma->vm_end 4096-u64max[c]
USER_DATA 1 vma->vm_pgoff 0-4503599627370495[c]
USER_DATA 1 vma->vm_start 0-18446744073709547520
NO_OVERFLOW_SIMPLE 1 vma->vm_pgoff
LOCK2 _T->lock
HALF_LOCKED2 &ipcp->lock