Re: [Xen-devel] [PATCH 08/15] xen: trace RCU behavior

2017-06-13 Thread George Dunlap
On 01/06/17 18:34, Dario Faggioli wrote: > Making it possible generate events showing the > activity and the behavior of the RCU subsystem. > > Gate this with its specific Kconfig option (under > CONFIG_TRACING), and keep it in disabled state by > default. > --- > Cc: George Dunlap > Cc: Andrew C

Re: [Xen-devel] [PATCH 08/15] xen: trace RCU behavior

2017-06-09 Thread Jan Beulich
>>> On 01.06.17 at 19:34, wrote: > --- a/xen/common/rcupdate.c > +++ b/xen/common/rcupdate.c > @@ -92,6 +92,57 @@ static int qhimark = 1; > static int qlowmark = 100; > static int rsinterval = 1000; > > +#ifdef CONFIG_TRACE_RCU > +static inline void trace_call_rcu(void *func) > +{ > +u

[Xen-devel] [PATCH 08/15] xen: trace RCU behavior

2017-06-01 Thread Dario Faggioli
Making it possible generate events showing the activity and the behavior of the RCU subsystem. Gate this with its specific Kconfig option (under CONFIG_TRACING), and keep it in disabled state by default. --- Cc: George Dunlap Cc: Andrew Cooper Cc: Jan Beulich Cc: Konrad Rzeszutek Wilk Cc: Stef