gdb/

gdb/

	* common/agent.c (agent_run_command): Add one more parameter `len'.
	Update callers.
	* common/agent.h: Update declaration.
	* linux-nat.c (linux_child_static_tracepoint_markers_by_strid):
	Update.
	(linux_child_static_tracepoint_markers_by_strid): Ditto.

gdb/gdbserver/

	* tracepoint.c (COPY_FIELD_TO_BUF): New macro.
	(struct tracepoint_action_ops) <send>: New field.
	(m_tracepoint_action_send, r_tracepoint_action_send): New.
	(agent_expr_send, x_tracepoint_action_send): New.
	(l_tracepoint_action_send): New.
	(cmd_qtdp): Download and install tracepoint
	according to `use_agent'.
	(run_inferior_command): Add one more parameter `len'.
	Update callers.
	(tracepoint_send_agent): New.
	(cmd_qtdp, cmd_qtstart): Call tracepoint_send_agent.