Defined in 1 files as a function:
Referenced in 4 files:
- include/net/tcp.h, line 1814
- net/ipv4/tcp_input.c
- net/ipv4/tcp_output.c
- net/mptcp/protocol.h, line 877
Smatch caller information:
net/mptcp/sockopt.c mptcp_epollin_ready() -> tcp_under_memory_pressure()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | sk->sk_protocol | 0-5,7-u16max |
| PARAM_VALUE | 0 | sk->sk_rcvlowat | 2-1073741823 |
| PARAM_VALUE | 0 | sk->sk_socket | 1-u64max |
| CAPPED_DATA | 0 | sk->sk_rcvlowat | 1 |
| DATA_SOURCE | 0 | sk | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->truesize | |
| UNITS | 0 | sk | unit_byte |
| HALF_LOCKED2 | sk | ||
| HALF_LOCKED2 | 0 | sk |
net/ipv4/tcp.c tcp_rmem_pressure() -> tcp_under_memory_pressure()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| DATA_SOURCE | 0 | sk | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | sk | unit_byte |
net/ipv4/tcp_input.c tcp_clamp_window() -> tcp_under_memory_pressure()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->__sk_common.skc_net.net->ipv4.sysctl_tcp_rmem | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->__sk_common.skc_prot | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | sk->sk_backlog.head->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | sk->sk_backlog.head->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | sk->sk_backlog.head->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | sk->sk_backlog.rmem_alloc.counter | 1-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_rcvbuf | s32min-(-2),0-33554431 |
| PARAM_VALUE | 0 | sk->sk_receive_queue.next->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | sk->sk_receive_queue.next->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | sk->sk_receive_queue.next->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | sk->sk_socket->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | sk->sk_socket->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | sk->sk_socket->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| BUF_SIZE | 0 | sk->__sk_common.skc_prot | (-1),448 |
| CAPPED_DATA | 0 | sk->__sk_common.skc_net.net | 1 |
| CAPPED_DATA | 0 | sk->sk_backlog.rmem_alloc.counter | 1 |
| CAPPED_DATA | 0 | sk->sk_rcvbuf | 1 |
| DATA_SOURCE | 0 | sk | $0 |
| BIT_INFO | 0 | sk->sk_userlocks | 0x0,0xfd |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->truesize | |
| UNITS | 0 | sk | unit_byte |
| HALF_LOCKED2 | 0 | sk | |
| HALF_LOCKED2 | 0 | &sk->sk_lock.slock |
net/ipv4/tcp_input.c tcp_grow_window() -> tcp_under_memory_pressure()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | sk->sk_backlog.head->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | sk->sk_backlog.head->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | sk->sk_backlog.head->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_socket->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | sk->sk_socket->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | sk->sk_socket->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| BUF_SIZE | 0 | sk->__sk_common.skc_prot | (-1),448 |
| CAPPED_DATA | 0 | sk | 1 |
| DATA_SOURCE | 0 | sk | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->truesize | |
| UNITS | 0 | sk | unit_byte |
| HALF_LOCKED2 | 0 | sk | |
| HALF_LOCKED2 | 0 | &sk->sk_lock.slock |
net/ipv4/tcp_input.c tcp_prune_ofo_queue() -> tcp_under_memory_pressure()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->__sk_common.skc_prot | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->sk_backlog.rmem_alloc.counter | 0-s32max |
| PARAM_VALUE | 0 | sk->sk_drop_counters | 0,4096-ptr_max |
| PARAM_VALUE | 0 | sk->sk_memcg | 1-u64max |
| BUF_SIZE | 0 | sk->__sk_common.skc_prot | (-1),448 |
| CAPPED_DATA | 0 | sk | 1 |
| CAPPED_DATA | 0 | sk->__sk_common.skc_net.net | 1 |
| CAPPED_DATA | 0 | sk->sk_backlog.rmem_alloc.counter | 1 |
| DATA_SOURCE | 0 | sk | $0 |
| PARAM_COMPARE | 0 | sk->sk_backlog.rmem_alloc.counter | <= $0->sk_rcvbuf |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->truesize | |
| UNITS | 0 | sk | unit_byte |
| HALF_LOCKED2 | 0 | sk | |
| HALF_LOCKED2 | 0 | &sk->sk_lock.slock |
net/ipv4/tcp_input.c tcp_prune_queue() -> tcp_under_memory_pressure()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->__sk_common.skc_prot | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->sk_backlog.rmem_alloc.counter | 1-s32max |
| PARAM_VALUE | 0 | sk->sk_rcvbuf | s32min-(-1),1-s32max |
| BUF_SIZE | 0 | sk->__sk_common.skc_prot | (-1),448 |
| CAPPED_DATA | 0 | sk | 1 |
| CAPPED_DATA | 0 | sk->__sk_common.skc_net.net | 1 |
| CAPPED_DATA | 0 | sk->sk_backlog.rmem_alloc.counter | 1 |
| CAPPED_DATA | 0 | sk->sk_rcvbuf | 1 |
| DATA_SOURCE | 0 | sk | $0 |
| PARAM_COMPARE | 0 | sk->sk_backlog.rmem_alloc.counter | <= $0->sk_rcvbuf |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->truesize | |
| UNITS | 0 | sk | unit_byte |
| HALF_LOCKED2 | 0 | sk | |
| HALF_LOCKED2 | 0 | &sk->sk_lock.slock |
net/ipv4/tcp_input.c tcp_rmem_pressure() -> tcp_under_memory_pressure()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | sk->sk_backlog.head->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | sk->sk_backlog.head->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | sk->sk_backlog.head->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_socket->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | sk->sk_socket->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | sk->sk_socket->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| BUF_SIZE | 0 | sk->__sk_common.skc_prot | (-1),448 |
| DATA_SOURCE | 0 | sk | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->truesize | |
| UNITS | 0 | sk | unit_byte |
| HALF_LOCKED2 | 0 | sk | |
| HALF_LOCKED2 | 0 | &sk->sk_lock.slock |
net/ipv4/tcp_input.c tcp_should_expand_sndbuf() -> tcp_under_memory_pressure()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | sk->sk_backlog.head->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | sk->sk_backlog.head->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | sk->sk_backlog.head->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | sk->sk_receive_queue.next->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | sk->sk_receive_queue.next->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | sk->sk_receive_queue.next->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | sk->sk_socket | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->sk_socket->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | sk->sk_socket->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | sk->sk_socket->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| BUF_SIZE | 0 | sk->__sk_common.skc_prot | (-1),448 |
| DATA_SOURCE | 0 | sk | $0 |
| BIT_INFO | 0 | sk->sk_userlocks | 0x0,0xfe |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | sk->sk_receive_queue.prev->csum | 0-65024[c] |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->len | 1-241[c] |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->next->csum | 0-65024[c] |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->next->csum_offset | 0-u16max |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->next->data_len | 0-u32max[c] |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->next->len | 1-241[c] |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->next->truesize | 0-u32max |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->truesize | 0-u32max |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_prot_creator->twsk_prot->twsk_slab->sheaf_capacity | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->truesize | |
| UNITS | 0 | sk | unit_byte |
| HALF_LOCKED2 | 0 | sk | |
| HALF_LOCKED2 | 0 | &sk->sk_lock.slock |
net/mptcp/protocol.c mptcp_epollin_ready() -> tcp_under_memory_pressure()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->sk_rcvlowat | s32min-(-1),2-s32max |
| CAPPED_DATA | 0 | sk | 1 |
| DATA_SOURCE | 0 | sk | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->truesize | |
| UNITS | 0 | sk | unit_byte |
| HALF_LOCKED2 | bh | ||
| HALF_LOCKED2 | 0 | sk | |
| HALF_LOCKED2 | 0 | &sk->sk_lock.slock |
net/ipv4/tcp_output.c __tcp_select_window() -> tcp_under_memory_pressure()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| BUF_SIZE | 0 | sk->__sk_common.skc_prot | (-1),448 |
| BUF_SIZE | 0 | sk->sk_user_data | (-1),368 |
| CAPPED_DATA | 0 | sk | 1 |
| CAPPED_DATA | 0 | sk->__sk_common.skc_net.net | 1 |
| DATA_SOURCE | 0 | sk | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | sk->sk_receive_queue.prev->csum | 0-126976[c] |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->next->csum | 0-126976[c] |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->next->csum_offset | 0-u16max |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->next->data_len | 0-u32max[c] |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->next->truesize | 0-u32max |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->truesize | 0-u32max |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_prot_creator->twsk_prot->twsk_slab->sheaf_capacity | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->truesize | |
| UNITS | 0 | sk | unit_byte |
| HALF_LOCKED2 | 0 | sk | |
| HALF_LOCKED2 | 0 | &sk->sk_callback_lock | |
| HALF_LOCKED2 | 0 | &sk->sk_lock.slock |
net/ipv4/tcp_output.c __tcp_select_window() -> tcp_under_memory_pressure()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->__sk_common.skc_net.net->ipv4.sysctl_tcp_shrink_window | 1-255 |
| BUF_SIZE | 0 | sk->__sk_common.skc_prot | (-1),448 |
| BUF_SIZE | 0 | sk->sk_user_data | (-1),368 |
| CAPPED_DATA | 0 | sk | 1 |
| CAPPED_DATA | 0 | sk->__sk_common.skc_net.net | 1 |
| DATA_SOURCE | 0 | sk | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | sk->sk_receive_queue.prev->csum | 0-126976[c] |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->next->csum | 0-126976[c] |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->next->csum_offset | 0-u16max |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->next->data_len | 0-u32max[c] |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->next->truesize | 0-u32max |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->truesize | 0-u32max |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_prot_creator->twsk_prot->twsk_slab->sheaf_capacity | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->truesize | |
| UNITS | 0 | sk | unit_byte |
| HALF_LOCKED2 | 0 | sk | |
| HALF_LOCKED2 | 0 | &sk->sk_callback_lock | |
| HALF_LOCKED2 | 0 | &sk->sk_lock.slock |
net/ipv4/tcp_output.c tcp_send_fin() -> tcp_under_memory_pressure()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->__sk_common.skc_bind_node->next->pprev | 1-u64max |
| PARAM_VALUE | 0 | sk->__sk_common.skc_state | 0,4-11 |
| PARAM_VALUE | 0 | sk->sk_userlocks | 0-239 |
| BUF_SIZE | 0 | sk->__sk_common.skc_prot | (-1),448 |
| BUF_SIZE | 0 | sk->sk_user_data | (-1),1-259,368 |
| CAPPED_DATA | 0 | sk | 1 |
| DATA_SOURCE | 0 | sk | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | sk->sk_receive_queue.prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->len | 0-241,4294901762-u32max[c] |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->next->csum_offset | 0-u16max |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->next->data_len | 0-u32max[c] |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->next->len | 0-241,4294901762-u32max[c] |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->next->truesize | 0-u32max |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->truesize | 0-u32max |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_prot_creator->twsk_prot->twsk_slab->object_size | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_prot_creator->twsk_prot->twsk_slab->sheaf_capacity | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->truesize | |
| UNITS | 0 | sk | unit_byte |
| HALF_LOCKED2 | 0 | sk | |
| HALF_LOCKED2 | 0 | &sk->sk_callback_lock | |
| HALF_LOCKED2 | 0 | &sk->sk_lock.slock |
net/tls/tls_strp.c tcp_rmem_pressure() -> tcp_under_memory_pressure()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| DATA_SOURCE | 0 | sk | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | sk | ||
| HALF_LOCKED2 | 0 | sk |