[RFA]: Watchpoints per thread patch

Daniel Jacobowitz drow@false.org
Wed Oct 27 22:41:00 GMT 2004


On Wed, Oct 27, 2004 at 06:36:14PM -0400, Jeff Johnston wrote:
> +      /* For every active watchpoint, we need to insert the watchpoint on 
> +         the new thread.  */
> +      if ((b->loc_type == bp_loc_hardware_watchpoint
> +	   || b->owner->type == bp_watchpoint))

Do you need bp_watchpoint here?  That's going to be a software
watchpoint.

> @@ -757,11 +759,16 @@ attach_thread (ptid_t ptid, const td_thr
>    if (ti_p->ti_state == TD_THR_UNKNOWN || ti_p->ti_state == TD_THR_ZOMBIE)
>      return;			/* A zombie thread -- do not attach.  */
>  
> +  new_ptid = BUILD_LWP (ti_p->ti_lid, GET_PID (ptid));
> +
>    /* Under GNU/Linux, we have to attach to each and every thread.  */
>  #ifdef ATTACH_LWP
> -  ATTACH_LWP (BUILD_LWP (ti_p->ti_lid, GET_PID (ptid)), 0);
> +  ATTACH_LWP (new_ptid, 0);
>  #endif
>  
> +  /* Inform any observers of new attached thread.  */
> +  observer_notify_new_thread (new_ptid);
> +
>    /* Enable thread event reporting for this thread.  */
>    err = td_thr_event_enable_p (th_p, 1);
>    if (err != TD_OK)

Is there somewhere in the core threading code we could do this, rather
than in a GNU/Linux target file?

-- 
Daniel Jacobowitz



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