Zig 0.17.0-dev (Split by item)

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register_eventfd

Registers the file descriptor for an eventfd that will be notified of completion events on an io_uring instance. Only a single a eventfd can be registered at any given point in time.

IoUring.register_eventfd

pub fn register_eventfd(self: *IoUring, fd: linux.fd_t) !void

File

lib/std/os/linux/IoUring.zig:1242

Code

pub fn register_eventfd(self: *IoUring, fd: linux.fd_t) !void {
    assert(self.fd >= 0);
    const res = linux.io_uring_register(
        self.fd,
        .REGISTER_EVENTFD,
        @as(*const anyopaque, @ptrCast(&fd)),
        1,
    );
    try handle_registration_result(res);
}