PostgreSQL Source Code: PgAioHandle Struct Reference (original) (raw)

#include <[aio_internal.h](aio%5F%5Finternal%5F8h%5Fsource.html)>

Data Fields
PgAioHandleState	state:8

PgAioTargetID	target:8

PgAioOp	op:8

uint8	flags

uint8	num_callbacks

uint8	callbacks [PGAIO_HANDLE_MAX_CALLBACKS]

uint8	callbacks_data [PGAIO_HANDLE_MAX_CALLBACKS]

uint8	handle_data_len

int32	owner_procno

int32	result

dlist_node	node

struct ResourceOwnerData *	resowner

dlist_node	resowner_node

uint64	generation

ConditionVariable	cv

PgAioResult	distilled_result

uint32	iovec_off

PgAioReturn *	report_return

PgAioOpData	op_data

PgAioTargetData	target_data

Definition at line 96 of file aio_internal.h.

◆ callbacks

◆ callbacks_data

◆ cv

◆ distilled_result

◆ flags

◆ generation

uint64 PgAioHandle::generation

◆ handle_data_len

uint8 PgAioHandle::handle_data_len

◆ iovec_off

◆ node

In which list the handle is registered, depends on the state:

IDLE, in per-backend list
HANDED_OUT - not in a list
DEFINED - not in a list
STAGED - in per-backend staged array
SUBMITTED - in issuer's in_flight list
COMPLETED_IO - in issuer's in_flight list
COMPLETED_SHARED - in issuer's in_flight list

Definition at line 140 of file aio_internal.h.

Referenced by AioShmemInit(), pgaio_io_prepare_submit(), and pgaio_io_reclaim().

◆ num_callbacks

uint8 PgAioHandle::num_callbacks

◆ op

Definition at line 105 of file aio_internal.h.

Referenced by pg_get_aios(), pgaio_io_before_start(), pgaio_io_call_complete_local(), pgaio_io_call_complete_shared(), pgaio_io_call_stage(), pgaio_io_get_iovec_length(), pgaio_io_get_op(), pgaio_io_get_op_name(), pgaio_io_perform_synchronously(), pgaio_io_reclaim(), pgaio_io_reopen(), pgaio_io_stage(), and pgaio_io_uses_fd().

◆ op_data

◆ owner_procno

int32 PgAioHandle::owner_procno

◆ report_return

◆ resowner

◆ resowner_node

◆ result

int32 PgAioHandle::result

◆ state

Definition at line 99 of file aio_internal.h.

Referenced by pg_get_aios(), pgaio_io_acquire_nb(), pgaio_io_before_start(), pgaio_io_get_iovec(), pgaio_io_get_iovec_length(), pgaio_io_get_state_name(), pgaio_io_get_wref(), pgaio_io_process_completion(), pgaio_io_reclaim(), pgaio_io_release(), pgaio_io_release_resowner(), pgaio_io_set_flag(), pgaio_io_set_handle_data_32(), pgaio_io_set_handle_data_64(), pgaio_io_set_target(), pgaio_io_stage(), pgaio_io_update_state(), pgaio_io_uses_fd(), pgaio_io_wait_for_free(), and pgaio_io_was_recycled().

◆ target

◆ target_data

The documentation for this struct was generated from the following file:

src/include/storage/aio_internal.h