Module io_uring::opcode

Operation code

Modules

types

Structs

Accept	Issue the equivalent of an accept4 (2) system call.
AsyncCancel	Attempt to cancel an already issued request.
Close
Connect	Issue the equivalent of a connect (2) system call.
EpollCtl
Fadvise
Fallocate
FilesUpdate
Fsync	File sync. See also fsync (2).
LinkTimeout	This request must be linked with another request through Flags::IO_LINK which is described below. Unlike Timeout, LinkTimeout acts on the linked request, not the completion queue.
Madvise
Nop	Do not perform any I/O.
Openat
Openat2
PollAdd	Poll the specified fd.
PollRemove	Remove an existing poll request.
Read
ReadFixed	Read from pre-mapped buffers.
Readv	Vectored read operations, similar to preadv2 (2).
Recv
RecvMsg	Works just like SendMsg, except for instead.
Send
SendMsg	Issue the equivalent of a sendmsg (2) system call.
Statx
SyncFileRange	Issue the equivalent of a sync_file_range (2) on the file descriptor.
Timeout	This command will register a timeout operation.
TimeoutRemove	Attempt to remove an existing timeout operation.
Write
WriteFixed	Write to pre-mapped buffers.
Writev	Vectored write operations, similar to pwritev2 (2).