ceph_msg_data_advance identifier - Linux source code next-20260811

Projects

linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a prototype:

include/linux/ceph/messenger.h, line 541 (as a prototype)

Defined in 1 files as a function:

net/ceph/messenger.c, line 1127 (as a function)

Referenced in 3 files:

Smatch caller information:

net/ceph/messenger_v2.c calc_sg_cnt_cursor() -> ceph_msg_data_advance()

Type	Parameter	Key	Value
PARAM_VALUE	0	cursor	9015903013294497792
PARAM_VALUE	0	cursor->bio_iter.iter.bi_bvec_done	0-4096
PARAM_VALUE	0	cursor->data	4096-ptr_max
PARAM_VALUE	0	cursor->iov_iter.bvec	4096-u64max
PARAM_VALUE	0	cursor->lastlen	0-4096
PARAM_VALUE	0	cursor->resid	1-u64max
PARAM_VALUE	0	cursor->sr_resid	0
PARAM_VALUE	1	bytes	1-u32max
DATA_SOURCE	0	cursor	$0
NOSPEC	0	cursor->bvec_iter.bi_offset
NOSPEC	0	cursor->resid
NOSPEC	1	bytes
NOSPEC	1	bytes
NOCHECK_CALL
USER_DATA	0	cursor->bvec_iter.bi_offset	1-4096[c]
USER_DATA	0	cursor->bvec_iter.bi_size	1-s32max[c]
USER_DATA	0	cursor->lastlen	1-4096[c]
USER_DATA	0	cursor->need_crc	0-1
USER_DATA	0	cursor->page_offset	0-2559[c]
USER_DATA	0	cursor->resid	1-u64max
USER_DATA	1	bytes	1-1000000000[c]
UNITS	1	bytes	unit_byte
HALF_LOCKED2		&con->mutex
HALF_LOCKED2		&pool->lock

net/ceph/messenger_v2.c get_bvec_at() -> ceph_msg_data_advance()

Type	Parameter	Key	Value
PARAM_VALUE	0	cursor	4096-ptr_max
PARAM_VALUE	0	cursor->resid	0
PARAM_VALUE	1	bytes	0
BUF_SIZE	0	cursor	(-1),80
BUF_SIZE	0	cursor	(-1),80
DATA_SOURCE	0	cursor	$0
NOSPEC	0	cursor->bvec_iter.bi_offset
NOSPEC	0	cursor->iov_iter.iov_offset
NOSPEC	0	cursor->lastlen
NOSPEC	0	cursor->resid
NOCHECK_CALL
USER_DATA	0	cursor->bvec_iter.bi_offset	1-4096[c]
USER_DATA	0	cursor->bvec_iter.bi_size	1-s32max[c]
USER_DATA	0	cursor->iov_iter.iov_offset	0-u64max[c]
USER_DATA	0	cursor->lastlen	1-4096[c]
USER_DATA	0	cursor->need_crc	0-1
USER_DATA	0	cursor->page_offset	0-2559[c]
USER_DATA	0	cursor->resid	0

net/ceph/messenger_v2.c init_sgs_cursor() -> ceph_msg_data_advance()

Type	Parameter	Key	Value
PARAM_VALUE	0	cursor	9015903013294497792
PARAM_VALUE	0	cursor->bio_iter.iter.bi_bvec_done	0-4096
PARAM_VALUE	0	cursor->data	4096-ptr_max
PARAM_VALUE	0	cursor->iov_iter.bvec	4096-u64max
PARAM_VALUE	0	cursor->lastlen	0-4096
PARAM_VALUE	0	cursor->resid	1-u64max
PARAM_VALUE	0	cursor->sr_resid	0
PARAM_VALUE	1	bytes	1-u32max
DATA_SOURCE	0	cursor	$1
NOSPEC	0	cursor->bvec_iter.bi_offset
NOSPEC	0	cursor->resid
NOSPEC	1	bytes
NOSPEC	1	bytes
NOCHECK_CALL
USER_DATA	0	cursor->bvec_iter.bi_offset	1-4096[c]
USER_DATA	0	cursor->bvec_iter.bi_size	1-s32max[c]
USER_DATA	0	cursor->lastlen	1-4096[c]
USER_DATA	0	cursor->need_crc	0-1
USER_DATA	0	cursor->page_offset	0-2559[c]
USER_DATA	0	cursor->resid	1-u64max
USER_DATA	1	bytes	1-1000000000[c]
UNITS	1	bytes	unit_byte
HALF_LOCKED2		&con->mutex
HALF_LOCKED2		&pool->lock

net/ceph/messenger_v2.c prepare_read_data_cont() -> ceph_msg_data_advance()

Type	Parameter	Key	Value
PARAM_VALUE	0	cursor	4096-ptr_max
NOCHECK_CALL
UNITS	1	bytes	unit_byte

net/ceph/messenger_v2.c prepare_sparse_read_cont() -> ceph_msg_data_advance()

Type	Parameter	Key	Value
PARAM_VALUE	0	cursor	4096-ptr_max
PARAM_VALUE	0	cursor->data	4096-ptr_max
PARAM_VALUE	0	cursor->lastlen	0-4096
PARAM_VALUE	0	cursor->sr_resid	0
BUF_SIZE	0	cursor	80
NOSPEC	0	cursor->bvec_iter.bi_offset
NOSPEC	0	cursor->resid
NOCHECK_CALL
USER_DATA	0	cursor->bvec_iter.bi_offset	1-4096[c]
USER_DATA	0	cursor->bvec_iter.bi_size	1-s32max[c]
USER_DATA	0	cursor->lastlen	1-4096[c]
USER_DATA	0	cursor->need_crc	0-1
USER_DATA	0	cursor->page_offset	0-2559[c]
USER_DATA	0	cursor->resid	0-u64max
UNITS	1	bytes	unit_byte

net/ceph/messenger_v2.c process_v2_sparse_read() -> ceph_msg_data_advance()

Type	Parameter	Key	Value
PARAM_VALUE	0	cursor	273269346584760320
PARAM_VALUE	0	cursor->data	4096-ptr_max
PARAM_VALUE	0	cursor->iov_iter.bvec	4096-u64max
PARAM_VALUE	0	cursor->lastlen	0-4096
PARAM_VALUE	0	cursor->resid	1-u64max
PARAM_VALUE	0	cursor->sr_resid	0-s32max
PARAM_VALUE	1	bytes	1-4096,18446744071562067968-u64max
CAPPED_DATA	1	bytes	1
NOSPEC	0	cursor->bvec_iter.bi_offset
NOSPEC	0	cursor->resid
NOCHECK_CALL
USER_DATA	0	cursor->bvec_iter.bi_offset	1-4096[c]
USER_DATA	0	cursor->bvec_iter.bi_size	1-s32max[c]
USER_DATA	0	cursor->lastlen	1-4096[c]
USER_DATA	0	cursor->need_crc	0-1
USER_DATA	0	cursor->page_offset	0-2559[c]
USER_DATA	0	cursor->resid	1-u64max
USER_DATA	1	bytes	1-4096[c]
UNITS	1	bytes	unit_byte
LOCK2		&con->mutex
LOCK2		&pool->lock
TYPE_LOCK		(struct ceph_connection)->mutex

net/ceph/messenger_v2.c queue_data_cont() -> ceph_msg_data_advance()

Type	Parameter	Key	Value
PARAM_VALUE	0	cursor	4096-ptr_max
NOCHECK_CALL
USER_DATA	0	cursor->resid	0-u64max
UNITS	1	bytes	unit_byte
LOCK2		&con->mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct ceph_connection)->mutex

net/ceph/messenger_v2.c revoke_at_prepare_read_data_cont() -> ceph_msg_data_advance()

Type	Parameter	Key	Value
PARAM_VALUE	0	cursor	4096-ptr_max
PARAM_VALUE	1	bytes	1-s32max,18446744071562067968-u64max
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	0	cursor->bvec_iter.bi_size	1-s32max[c]
USER_DATA	0	cursor->lastlen	1-4096[c]
USER_DATA	0	cursor->need_crc	0-1
USER_DATA	0	cursor->page_offset	0-2559[c]
USER_DATA	0	cursor->resid	0-u64max
UNITS	1	bytes	unit_byte
LOCK2		&con->mutex
HALF_LOCKED2		&monc->mutex
HALF_LOCKED2		&osd->lock
HALF_LOCKED2		&osdc->lock
TYPE_LOCK		(struct ceph_connection)->mutex

net/ceph/messenger_v2.c revoke_at_queue_data_cont() -> ceph_msg_data_advance()

Type	Parameter	Key	Value
PARAM_VALUE	0	cursor	4096-ptr_max
PARAM_VALUE	1	bytes	1-s32max,18446744071562067968-u64max
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	0	cursor->page_offset	0-2559[c]
USER_DATA	0	cursor->resid	0-u64max
UNITS	1	bytes	unit_byte
LOCK2		&con->mutex
HALF_LOCKED2		&monc->mutex
HALF_LOCKED2		&osdc->lock
TYPE_LOCK		(struct ceph_connection)->mutex

net/ceph/messenger_v1.c read_partial_msg_data() -> ceph_msg_data_advance()

Type	Parameter	Key	Value
PARAM_VALUE	0	cursor	4096-ptr_max
PARAM_VALUE	0	cursor->resid	0
PARAM_VALUE	0	cursor->total_resid	1-u64max
PARAM_VALUE	1	bytes	0
BUF_SIZE	0	cursor	80
NOSPEC	0	cursor->bvec_iter.bi_offset
NOSPEC	0	cursor->resid
NOCHECK_CALL
USER_DATA	0	cursor->bvec_iter.bi_offset	1-4096[c]
USER_DATA	0	cursor->bvec_iter.bi_size	1-s32max[c]
USER_DATA	0	cursor->lastlen	1-4096[c]
USER_DATA	0	cursor->need_crc	0-1
USER_DATA	0	cursor->page_offset	0-2559[c]
USER_DATA	0	cursor->resid	0
LOCK2		&con->mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct ceph_connection)->mutex

net/ceph/messenger_v1.c read_partial_msg_data() -> ceph_msg_data_advance()

Type	Parameter	Key	Value
PARAM_VALUE	0	cursor	4096-ptr_max
PARAM_VALUE	0	cursor->data	4096-ptr_max
PARAM_VALUE	0	cursor->data->type	1-5
PARAM_VALUE	0	cursor->iov_iter.bvec	4096-u64max
PARAM_VALUE	0	cursor->lastlen	0-4096
PARAM_VALUE	0	cursor->resid	1-u64max
PARAM_VALUE	0	cursor->total_resid	1-u64max
PARAM_VALUE	1	bytes	1-s32max
BUF_SIZE	0	cursor	80
CAPPED_DATA	1	bytes	1
DATA_SOURCE	1	bytes	r ceph_tcp_recvpage
NOSPEC	0	cursor->bvec_iter.bi_offset
NOSPEC	0	cursor->resid
NOCHECK_CALL
USER_DATA	0	cursor->bvec_iter.bi_offset	1-4096[c]
USER_DATA	0	cursor->bvec_iter.bi_size	1-s32max[c]
USER_DATA	0	cursor->lastlen	1-4096[c]
USER_DATA	0	cursor->need_crc	0-1
USER_DATA	0	cursor->page_offset	0-2559[c]
USER_DATA	0	cursor->resid	1-u64max
LOCK2		&con->mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct ceph_connection)->mutex

net/ceph/messenger_v1.c read_partial_msg_data_bounce() -> ceph_msg_data_advance()

Type	Parameter	Key	Value
PARAM_VALUE	0	cursor	4096-ptr_max
PARAM_VALUE	0	cursor->resid	0
PARAM_VALUE	0	cursor->total_resid	1-u64max
PARAM_VALUE	1	bytes	0
BUF_SIZE	0	cursor	80
NOSPEC	0	cursor->bvec_iter.bi_offset
NOSPEC	0	cursor->resid
NOCHECK_CALL
USER_DATA	0	cursor->bvec_iter.bi_offset	1-4096[c]
USER_DATA	0	cursor->bvec_iter.bi_size	1-s32max[c]
USER_DATA	0	cursor->lastlen	1-4096[c]
USER_DATA	0	cursor->need_crc	0-1
USER_DATA	0	cursor->page_offset	0-2559[c]
USER_DATA	0	cursor->resid	0
LOCK2		&con->mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct ceph_connection)->mutex

net/ceph/messenger_v1.c read_partial_msg_data_bounce() -> ceph_msg_data_advance()

Type	Parameter	Key	Value
PARAM_VALUE	0	cursor	4096-ptr_max
PARAM_VALUE	0	cursor->data	4096-ptr_max
PARAM_VALUE	0	cursor->data->type	1-5
PARAM_VALUE	0	cursor->iov_iter.bvec	4096-u64max
PARAM_VALUE	0	cursor->lastlen	0-4096
PARAM_VALUE	0	cursor->resid	1-u64max
PARAM_VALUE	0	cursor->total_resid	1-u64max
PARAM_VALUE	1	bytes	1-s32max
BUF_SIZE	0	cursor	80
CAPPED_DATA	1	bytes	1
DATA_SOURCE	1	bytes	r ceph_tcp_recvpage
NOSPEC	0	cursor->bvec_iter.bi_offset
NOSPEC	0	cursor->resid
NOCHECK_CALL
USER_DATA	0	cursor->bvec_iter.bi_offset	1-4096[c]
USER_DATA	0	cursor->bvec_iter.bi_size	1-s32max[c]
USER_DATA	0	cursor->lastlen	1-4096[c]
USER_DATA	0	cursor->need_crc	0-1
USER_DATA	0	cursor->page_offset	0-2559[c]
USER_DATA	0	cursor->resid	1-u64max
LOCK2		&con->mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct ceph_connection)->mutex

net/ceph/messenger_v1.c read_partial_sparse_msg_extent() -> ceph_msg_data_advance()

Type	Parameter	Key	Value
PARAM_VALUE	0	cursor	4096-ptr_max
PARAM_VALUE	0	cursor->data	4096-ptr_max
PARAM_VALUE	0	cursor->data->type	1-5
PARAM_VALUE	0	cursor->iov_iter.bvec	4096-u64max
PARAM_VALUE	0	cursor->lastlen	0-4096
PARAM_VALUE	0	cursor->resid	1-u64max
PARAM_VALUE	0	cursor->sr_resid	1-s32max
PARAM_VALUE	1	bytes	1-s32max
BUF_SIZE	0	cursor	80
DATA_SOURCE	1	bytes	r ceph_tcp_recvpage
NOSPEC	0	cursor->bvec_iter.bi_offset
NOSPEC	0	cursor->iov_iter.iov_offset
NOSPEC	0	cursor->resid
NOCHECK_CALL
USER_DATA	0	cursor->bvec_iter.bi_offset	1-4096[c]
USER_DATA	0	cursor->bvec_iter.bi_size	1-s32max[c]
USER_DATA	0	cursor->iov_iter.count	0-u64max
USER_DATA	0	cursor->iov_iter.iov_offset	0-u64max[c]
USER_DATA	0	cursor->lastlen	1-4096[c]
USER_DATA	0	cursor->need_crc	0-1
USER_DATA	0	cursor->page_offset	0-2559[c]
USER_DATA	0	cursor->resid	1-u64max

net/ceph/messenger_v1.c write_partial_message_data() -> ceph_msg_data_advance()

Type	Parameter	Key	Value
PARAM_VALUE	0	cursor	4096-ptr_max
PARAM_VALUE	0	cursor->resid	0
PARAM_VALUE	0	cursor->total_resid	1-u64max
PARAM_VALUE	1	bytes	0
BUF_SIZE	0	cursor	80
NOSPEC	0	cursor->resid
NOCHECK_CALL
USER_DATA	0	cursor->resid	0
LOCK2		&con->mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct ceph_connection)->mutex

net/ceph/messenger_v1.c write_partial_message_data() -> ceph_msg_data_advance()

Type	Parameter	Key	Value
PARAM_VALUE	0	cursor	4096-ptr_max
PARAM_VALUE	0	cursor->data	4096-ptr_max
PARAM_VALUE	0	cursor->data->type	1-5
PARAM_VALUE	0	cursor->iov_iter.bvec	4096-u64max
PARAM_VALUE	0	cursor->lastlen	0-4096
PARAM_VALUE	0	cursor->resid	1-u64max
PARAM_VALUE	0	cursor->total_resid	1-u64max
PARAM_VALUE	1	bytes	1-s32max
BUF_SIZE	0	cursor	80
DATA_SOURCE	1	bytes	r ceph_tcp_sendpage
NOSPEC	0	cursor->resid
NOCHECK_CALL
USER_DATA	0	cursor->lastlen	1-4096[c]
USER_DATA	0	cursor->resid	1-u64max
LOCK2		&con->mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct ceph_connection)->mutex

net/ceph/osd_client.c advance_cursor() -> ceph_msg_data_advance()

Type	Parameter	Key	Value
PARAM_VALUE	0	cursor	4096-ptr_max
PARAM_VALUE	0	cursor->data	4096-ptr_max
PARAM_VALUE	0	cursor->data->type	1-5
PARAM_VALUE	0	cursor->iov_iter.bvec	4096-u64max
PARAM_VALUE	0	cursor->lastlen	0-4096
PARAM_VALUE	0	cursor->resid	1-u64max
PARAM_VALUE	1	bytes	1-u32max
BUF_SIZE	0	cursor	(-1),80
BUF_SIZE	0	cursor	(-1),80
CAPPED_DATA	1	bytes	1
CAPPED_DATA	1	bytes	1
DATA_SOURCE	0	cursor	$0
NOSPEC	0	cursor->bvec_iter.bi_offset
NOSPEC	0	cursor->iov_iter.iov_offset
NOSPEC	0	cursor->lastlen
NOSPEC	0	cursor->resid
NOSPEC	1	bytes
NOCHECK_CALL
USER_DATA	0	cursor->bvec_iter.bi_offset	1-4096[c]
USER_DATA	0	cursor->bvec_iter.bi_size	1-s32max[c]
USER_DATA	0	cursor->iov_iter.iov_offset	0-u64max[c]
USER_DATA	0	cursor->lastlen	1-4096[c]
USER_DATA	0	cursor->need_crc	0-1
USER_DATA	0	cursor->page_offset	0-2559[c]
USER_DATA	0	cursor->resid	1-u64max
UNITS	1	bytes	unit_byte
HALF_LOCKED2		&con->mutex
HALF_LOCKED2		&o->o_requests_lock
HALF_LOCKED2		&pool->lock