Webfused own submission. complicated. borrow io_uring's. how to notify driver about the completion. primary can't be completed until all secondary are done. link may be set for primary request. skip cqe & delay completion. but driver can't be notified. link moving on requires to complete this request first. Webint io_uring_setup (u32 entries, struct io_uring_params *p); // 注册用于异步 I/O 的文件或用户缓冲区(files or user buffers): int io_uring_register (unsigned int fd, unsigned int opcode, void *arg, unsigned int nr_args); // 用于初始化和完成I/O,使用共享的 SQ 和 CQ。
io_uring_register(2) — liburing-dev - Debian Manpages
WebCompared to glibc's POSIX AIO, io_uring has the following advantages: Much faster and more efficient (the lower overhead benefits from above apply even more here) Interface is kernel backed and DOESN'T use a userspace thread pool Less copies of the data are made when doing buffered I/O No wrestling with signals Web21 sep. 2024 · IORING_BUFFER_REF represents a reference to a buffer used in an I/O ring operation. IORING_CAPABILITIES Represents the IORING API capabilities. IORING_CQE Represents a completed I/O ring queue entry. IORING_CREATE_FLAGS Specifies flags for creating an I/O ring with a call to CreateIoRing. IORING_HANDLE_REF fluentd buffer timekey
ioringapi - Win32 apps Microsoft Learn
Web21 apr. 2024 · The io_uring interface works through two main data structures: the submission queue entry (sqe) and the completion queue entry (cqe). Instances of those structures live in a shared memory single-producer-single-consumer ring buffer between the kernel and the application. Web27 mei 2024 · In my previous post, I discussed the new io-uring interface for Linux, and how to create a safe API for using io-uring from Rust. In the time since that post, I have … WebReturns the number of bytes read. template size_t read_some (implementation_type& impl, const MutableBufferSequence& buffers, … fluentd filter_concat