tcp_rtx_queue_unlink identifier - Linux source code next-20260811

Projects

linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a function:

include/net/tcp.h, line 2311 (as a function)

Referenced in 2 files:

Smatch caller information:

net/ipv4/tcp.c tcp_rtx_queue_purge() -> tcp_rtx_queue_unlink()

Type	Parameter	Key	Value
PARAM_VALUE	0	skb	4096-ptr_max
PARAM_VALUE	1	sk	4096-ptr_max
PARAM_VALUE	1	sk->ns_tracker->alloc_stack_handle	0-4294967295
PARAM_VALUE	1	sk->ns_tracker->dead	0-1
PARAM_VALUE	1	sk->ns_tracker->free_stack_handle	0-4294967295
PARAM_VALUE	1	sk->sk_backlog.head->sk->ns_tracker->alloc_stack_handle	0-4294967295
PARAM_VALUE	1	sk->sk_backlog.head->sk->ns_tracker->dead	0-1
PARAM_VALUE	1	sk->sk_backlog.head->sk->ns_tracker->free_stack_handle	0-4294967295
PARAM_VALUE	1	sk->tcp_rtx_queue.rb_node	4096-ptr_max
BUF_SIZE	1	sk	(-1),16,24,32,40,56,88,96,120,160,248,568,672,1040,1080,1216
BUF_SIZE	1	sk	(-1),16,24,32,40,56,88,96,120,160,248,568,672,1040,1080,1216
BUF_SIZE	1	sk->__sk_common.skc_net.net	(-1),1-s32max
BUF_SIZE	1	sk->__sk_common.skc_prot	(-1),448
BUF_SIZE	1	sk->sk_prot_creator	(-1),448
CAPPED_DATA	1	sk	1
DATA_SOURCE	1	sk	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	1	sk->sk_receive_queue.prev->csum	0-126976[c]
HOST_DATA	1	sk->sk_receive_queue.prev->csum_offset	0-u16max
HOST_DATA	1	sk->sk_receive_queue.prev->data_len	0-u32max[c]
HOST_DATA	1	sk->sk_receive_queue.prev->len	0-241,4294901762-u32max[c]
HOST_DATA	1	sk->sk_receive_queue.prev->next->csum	0-126976[c]
HOST_DATA	1	sk->sk_receive_queue.prev->next->csum_offset	0-u16max
HOST_DATA	1	sk->sk_receive_queue.prev->next->data_len	0-u32max[c]
HOST_DATA	1	sk->sk_receive_queue.prev->next->len	0-241,4294901762-u32max[c]
HOST_DATA	1	sk->sk_receive_queue.prev->next->truesize	0-u32max
HOST_DATA	1	sk->sk_receive_queue.prev->truesize	0-u32max
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.head->end
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.head->len
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.head->tail
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.head->truesize
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.len
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.tail->end
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.tail->len
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.tail->next->end
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.tail->next->len
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.tail->next->tail
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.tail->next->truesize
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.tail->tail
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.tail->truesize
NO_OVERFLOW_SIMPLE	1	sk->sk_prot_creator->twsk_prot->twsk_slab->object_size
NO_OVERFLOW_SIMPLE	1	sk->sk_prot_creator->twsk_prot->twsk_slab->sheaf_capacity
NO_OVERFLOW_SIMPLE	1	sk->sk_receive_queue.prev->end
NO_OVERFLOW_SIMPLE	1	sk->sk_receive_queue.prev->len
NO_OVERFLOW_SIMPLE	1	sk->sk_receive_queue.prev->next->end
NO_OVERFLOW_SIMPLE	1	sk->sk_receive_queue.prev->next->len
NO_OVERFLOW_SIMPLE	1	sk->sk_receive_queue.prev->next->tail
NO_OVERFLOW_SIMPLE	1	sk->sk_receive_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE	1	sk->sk_receive_queue.prev->tail
NO_OVERFLOW_SIMPLE	1	sk->sk_receive_queue.prev->truesize
NO_OVERFLOW_SIMPLE	1	sk->sk_security
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.next->end
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.next->len
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.next->prev->end
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.next->prev->len
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.next->prev->tail
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.next->prev->truesize
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.next->tail
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.next->truesize
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.prev->data_len
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.prev->len
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.prev->next->data_len
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.prev->next->len
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.prev->truesize
UNITS	0	skb	unit_byte
UNITS	1	sk	unit_byte
HALF_LOCKED2	1	sk
HALF_LOCKED2	1	&sk->__sk_common.skc_net.net->ipv4.ra_mutex
HALF_LOCKED2	1	&sk->__sk_common.skc_net.net->mctp.keys_lock
HALF_LOCKED2	1	&sk->sk_lock.slock

net/ipv4/tcp_input.c tcp_rtx_queue_unlink_and_free() -> tcp_rtx_queue_unlink()

Type	Parameter	Key	Value
PARAM_VALUE	0	skb	4096-ptr_max
PARAM_VALUE	0	skb->cb	4096-ptr_max
PARAM_VALUE	0	skb->dev->ndisc_ops->fill_addr_option	4096-ptr_max
PARAM_VALUE	1	sk	4096-ptr_max
PARAM_VALUE	1	sk->ns_tracker->alloc_stack_handle	0-4294967295
PARAM_VALUE	1	sk->ns_tracker->dead	0-1
PARAM_VALUE	1	sk->ns_tracker->free_stack_handle	0-4294967295
PARAM_VALUE	1	sk->sk_backlog.head->sk->ns_tracker->alloc_stack_handle	0-4294967295
PARAM_VALUE	1	sk->sk_backlog.head->sk->ns_tracker->dead	0-1
PARAM_VALUE	1	sk->sk_backlog.head->sk->ns_tracker->free_stack_handle	0-4294967295
PARAM_VALUE	1	sk->sk_peer_cred->process_keyring->user->qnbytes	s32min-s32max
PARAM_VALUE	1	sk->sk_peer_cred->process_keyring->user->qnkeys	s32min-s32max
PARAM_VALUE	1	sk->sk_peer_cred->request_key_auth->user->qnbytes	s32min-s32max
PARAM_VALUE	1	sk->sk_peer_cred->request_key_auth->user->qnkeys	s32min-s32max
PARAM_VALUE	1	sk->sk_peer_cred->session_keyring->user->qnbytes	s32min-s32max
PARAM_VALUE	1	sk->sk_peer_cred->session_keyring->user->qnkeys	s32min-s32max
PARAM_VALUE	1	sk->sk_peer_cred->thread_keyring->user->qnbytes	s32min-s32max
PARAM_VALUE	1	sk->sk_peer_cred->thread_keyring->user->qnkeys	s32min-s32max
BUF_SIZE	1	sk->__sk_common.skc_prot	(-1),448
CAPPED_DATA	0	skb	1
CAPPED_DATA	1	sk	1
DATA_SOURCE	0	skb	$0
DATA_SOURCE	1	sk	$1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	1	sk->sk_receive_queue.prev->csum	0-126976[c]
HOST_DATA	1	sk->sk_receive_queue.prev->csum_offset	0-u16max
HOST_DATA	1	sk->sk_receive_queue.prev->data_len	0-u32max[c]
HOST_DATA	1	sk->sk_receive_queue.prev->next->csum	0-126976[c]
HOST_DATA	1	sk->sk_receive_queue.prev->next->csum_offset	0-u16max
HOST_DATA	1	sk->sk_receive_queue.prev->next->data_len	0-u32max[c]
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.head->end
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.head->len
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.head->tail
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.head->truesize
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.len
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.tail->end
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.tail->len
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.tail->next->end
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.tail->next->len
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.tail->next->tail
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.tail->next->truesize
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.tail->tail
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.tail->truesize
NO_OVERFLOW_SIMPLE	1	sk->sk_receive_queue.prev->end
NO_OVERFLOW_SIMPLE	1	sk->sk_receive_queue.prev->len
NO_OVERFLOW_SIMPLE	1	sk->sk_receive_queue.prev->next->end
NO_OVERFLOW_SIMPLE	1	sk->sk_receive_queue.prev->next->len
NO_OVERFLOW_SIMPLE	1	sk->sk_receive_queue.prev->next->tail
NO_OVERFLOW_SIMPLE	1	sk->sk_receive_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE	1	sk->sk_receive_queue.prev->tail
NO_OVERFLOW_SIMPLE	1	sk->sk_receive_queue.prev->truesize
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.next->end
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.next->len
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.next->prev->end
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.next->prev->len
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.next->prev->tail
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.next->prev->truesize
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.next->tail
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.next->truesize
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.prev->data_len
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.prev->len
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.prev->next->data_len
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.prev->next->len
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.prev->truesize
UNITS	1	sk	unit_byte
HALF_LOCKED2	1	sk
HALF_LOCKED2	1	&sk->sk_lock.slock

net/ipv4/tcp_output.c tcp_rtx_queue_unlink_and_free() -> tcp_rtx_queue_unlink()

Type	Parameter	Key	Value
PARAM_VALUE	0	skb	4096-ptr_max
PARAM_VALUE	0	skb->cb	4096-ptr_max
PARAM_VALUE	1	sk	4096-ptr_max
PARAM_VALUE	1	sk->ns_tracker->alloc_stack_handle	0-4294967295
PARAM_VALUE	1	sk->ns_tracker->dead	0-1
PARAM_VALUE	1	sk->ns_tracker->free_stack_handle	0-4294967295
PARAM_VALUE	1	sk->sk_backlog.head->sk->ns_tracker->alloc_stack_handle	0-4294967295
PARAM_VALUE	1	sk->sk_backlog.head->sk->ns_tracker->dead	0-1
PARAM_VALUE	1	sk->sk_backlog.head->sk->ns_tracker->free_stack_handle	0-4294967295
PARAM_VALUE	1	sk->sk_peer_cred->process_keyring->user->qnbytes	s32min-s32max
PARAM_VALUE	1	sk->sk_peer_cred->process_keyring->user->qnkeys	s32min-s32max
PARAM_VALUE	1	sk->sk_peer_cred->request_key_auth->user->qnbytes	s32min-s32max
PARAM_VALUE	1	sk->sk_peer_cred->request_key_auth->user->qnkeys	s32min-s32max
PARAM_VALUE	1	sk->sk_peer_cred->session_keyring->user->qnbytes	s32min-s32max
PARAM_VALUE	1	sk->sk_peer_cred->session_keyring->user->qnkeys	s32min-s32max
PARAM_VALUE	1	sk->sk_peer_cred->thread_keyring->user->qnbytes	s32min-s32max
PARAM_VALUE	1	sk->sk_peer_cred->thread_keyring->user->qnkeys	s32min-s32max
PARAM_VALUE	1	sk->sk_socket->sk->ns_tracker->alloc_stack_handle	0-4294967295
PARAM_VALUE	1	sk->sk_socket->sk->ns_tracker->dead	0-1
PARAM_VALUE	1	sk->sk_socket->sk->ns_tracker->free_stack_handle	0-4294967295
PARAM_VALUE	1	sk->tcp_rtx_queue.rb_node	1-u64max
BUF_SIZE	1	sk->__sk_common.skc_prot	(-1),448
CAPPED_DATA	0	skb	1
CAPPED_DATA	1	sk->__sk_common.skc_net.net	1
DATA_SOURCE	0	skb	$0
DATA_SOURCE	1	sk	$1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	1	sk->sk_receive_queue.prev->csum_offset	0-u16max
HOST_DATA	1	sk->sk_receive_queue.prev->data_len	0-u32max[c]
HOST_DATA	1	sk->sk_receive_queue.prev->next->csum_offset	0-u16max
HOST_DATA	1	sk->sk_receive_queue.prev->next->data_len	0-u32max[c]
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.head->end
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.head->len
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.head->tail
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.head->truesize
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.len
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.tail->end
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.tail->len
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.tail->next->end
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.tail->next->len
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.tail->next->tail
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.tail->next->truesize
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.tail->tail
NO_OVERFLOW_SIMPLE	1	sk->sk_backlog.tail->truesize
NO_OVERFLOW_SIMPLE	1	sk->sk_receive_queue.prev->end
NO_OVERFLOW_SIMPLE	1	sk->sk_receive_queue.prev->len
NO_OVERFLOW_SIMPLE	1	sk->sk_receive_queue.prev->next->end
NO_OVERFLOW_SIMPLE	1	sk->sk_receive_queue.prev->next->len
NO_OVERFLOW_SIMPLE	1	sk->sk_receive_queue.prev->next->tail
NO_OVERFLOW_SIMPLE	1	sk->sk_receive_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE	1	sk->sk_receive_queue.prev->tail
NO_OVERFLOW_SIMPLE	1	sk->sk_receive_queue.prev->truesize
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.next->end
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.next->len
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.next->prev->end
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.next->prev->len
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.next->prev->tail
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.next->prev->truesize
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.next->tail
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.next->truesize
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.prev->data_len
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.prev->len
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.prev->next->data_len
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.prev->next->len
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE	1	sk->sk_write_queue.prev->truesize
UNITS	1	sk	unit_byte
HALF_LOCKED2	1	sk
HALF_LOCKED2	1	&sk->sk_lock.slock