On Wed, May 22, 2013 at 02:04:16PM +0530, Viresh Kumar wrote: > So, this is the clean draft for the idea I had.. (Naming is poor for > now): > > diff --git a/include/linux/timer.h b/include/linux/timer.h > index 8c5a197..ad00ebe 100644 > --- a/include/linux/timer.h > +++ b/include/linux/timer.h > @@ -20,6 +20,7 @@ struct timer_list { > > void (*function)(unsigned long); > unsigned long data; > + int wait_for_migration_to_complete; If you play games with the alignment constraints of struct tvec_base you can get extra low bits to play with for TIMER_FLAG_MASK. See struct pool_workqueue for similar games. That would avoid the struct bloat and I suppose make tglx happy :-) -- To unsubscribe from this list: send the line "unsubscribe linux-rt-users" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html