* linux-low.c (linux_kill_one_lwp, linux_kill)

	* linux-low.c (linux_kill_one_lwp, linux_kill)
	(linux_detach_one_lwp): Adjust to send_sigstop interface change.
	(send_sigstop): Take an lwp_info as parameter instead.  Queue a
	SIGSTOP even if the LWP is stopped.
	(send_sigstop_callback): New.
	(stop_all_lwps): Use send_sigstop_callback instead.
	(linux_resume_one_thread): Adjust.
	(proceed_one_lwp): Still proceed an LWP that the client has
	requested to stop, if we haven't reported it as stopped yet.  Make
	sure that LWPs the client want stopped, have a pending SIGSTOP.