alloc_observe.begin

1/// Initiates an ordinary observation span with generation and owner cookie2/// defaulted to zero, forwarding previous address, previous length, requested3/// length, byte alignment, and caller return address to the resulting token.4/// When observation is enabled, the caller must supply a nonzero producer5/// identifier even if observation is currently suppressed or no sink is6/// installed. The caller must finish the returned token with an outcome to7/// conclude the operation.8pub inline fn begin(9    producer_id: u64,10    producer: Producer,11    operation: Operation,12    old_address: usize,13    old_len: usize,14    len: usize,15    alignment: usize,16    return_address: usize,17) Span {18    return beginOwned(19        .{20            .producer_id = producer_id,21            .producer = producer,22            .generation = 0,23            .owner_cookie = 0,24        },25        operation,26        old_address,27        old_len,28        len,29        alignment,30        return_address,31    );32}

1/// Initiates an ordinary observation span with generation and owner cookie2/// defaulted to zero, forwarding previous address, previous length, requested3/// length, byte alignment, and caller return address to the resulting token.4/// When observation is enabled, the caller must supply a nonzero producer5/// identifier even if observation is currently suppressed or no sink is6/// installed. The caller must finish the returned token with an outcome to7/// conclude the operation.8pub const begin = protocol.begin;