[−][src]Module io_uring::opcode

Operation code

Modules

Accept	Issue the equivalent of an `accept4 (2)` system call.
AsyncCancel	Attempt to cancel an already issued request.
Connect	Issue the equivalent of a `connect (2)` system call.
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.
Nop	Do not perform any I/O.
PollAdd	Poll the specified fd.
PollRemove	Remove an existing poll request.
ReadFixed	Read from pre-mapped buffers.
Readv	Vectored read operations, similar to `preadv2 (2)`.
RecvMsg	Works just like SendMsg, except for instead.
SendMsg	Issue the equivalent of a `sendmsg (2)` system call.
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.
WriteFixed	Write to pre-mapped buffers.
Writev	Vectored write operations, similar to `pwritev2 (2)`.