Function fallocate [src]

Queues (but does not submit) an SQE to perform an fallocate(2). Returns a pointer to the SQE.

Prototype

 pub fn fallocate( self: *IoUring, user_data: u64, fd: posix.fd_t, mode: i32, offset: u64, len: u64, ) !*linux.io_uring_sqe

Parameters

self: *IoUringuser_data: u64fd: posix.fd_tmode: i32offset: u64len: u64

Source

  pub fn fallocate(
    self: *IoUring,
    user_data: u64,
    fd: posix.fd_t,
    mode: i32,
    offset: u64,
    len: u64,
) !*linux.io_uring_sqe {
    const sqe = try self.get_sqe();
    sqe.prep_fallocate(fd, mode, offset, len);
    sqe.user_data = user_data;
    return sqe;
}  