Re: [PATCH][RESEND] power: opp: rcu reclaim

2012-10-15 Thread Rafael J. Wysocki
On Wednesday 03 of October 2012 21:38:09 Vincent Guittot wrote: > On Wednesday, 3 October 2012, Paul E. McKenney > wrote: > > On Tue, Oct 02, 2012 at 04:02:05AM +0200, Rafael J. Wysocki wrote: > >> On Monday 01 of October 2012 15:42:39 Vincent Guittot wrote: > >> > Hi Rafael, > >> > > >> > Ping. >

Re: [PATCH][RESEND] power: opp: rcu reclaim

2012-10-03 Thread Vincent Guittot
On Wednesday, 3 October 2012, Vincent Guittot wrote: > > > On Wednesday, 3 October 2012, Paul E. McKenney wrote: >> On Tue, Oct 02, 2012 at 04:02:05AM +0200, Rafael J. Wysocki wrote: >>> On Monday 01 of October 2012 15:42:39 Vincent Guittot wrote: >>> > Hi Rafael, >>> > >>> > Ping. >>> >>> I'm co

Re: [PATCH][RESEND] power: opp: rcu reclaim

2012-10-03 Thread Vincent Guittot
On Wednesday, 3 October 2012, Paul E. McKenney wrote: > On Tue, Oct 02, 2012 at 04:02:05AM +0200, Rafael J. Wysocki wrote: >> On Monday 01 of October 2012 15:42:39 Vincent Guittot wrote: >> > Hi Rafael, >> > >> > Ping. >> >> I'm considering this for v3.8, but I'd like Paul (CCed) to tell me what h

Re: [PATCH][RESEND] power: opp: rcu reclaim

2012-10-03 Thread Paul E. McKenney
On Tue, Oct 02, 2012 at 04:02:05AM +0200, Rafael J. Wysocki wrote: > On Monday 01 of October 2012 15:42:39 Vincent Guittot wrote: > > Hi Rafael, > > > > Ping. > > I'm considering this for v3.8, but I'd like Paul (CCed) to tell me what he > thinks about it. Looks good to me -- the only thing defe

Re: [PATCH][RESEND] power: opp: rcu reclaim

2012-10-01 Thread Rafael J. Wysocki
On Monday 01 of October 2012 15:42:39 Vincent Guittot wrote: > Hi Rafael, > > Ping. I'm considering this for v3.8, but I'd like Paul (CCed) to tell me what he thinks about it. Thanks, Rafael > On 25 September 2012 15:42, Vincent Guittot > wrote: > > synchronize_rcu blocks the caller of opp_e

Re: [PATCH][RESEND] power: opp: rcu reclaim

2012-10-01 Thread Rafael J. Wysocki
On Monday 01 of October 2012 15:42:39 Vincent Guittot wrote: > Hi Rafael, > > Ping. I'm considering this for v3.8, but I'd like Paul (CCed) to tell me what he thinks about it. Thanks, Rafael > On 25 September 2012 15:42, Vincent Guittot > wrote: > > synchronize_rcu blocks the caller of opp_e

Re: [PATCH][RESEND] power: opp: rcu reclaim

2012-10-01 Thread Vincent Guittot
Hi Rafael, Ping. Regards, Vincent On 25 September 2012 15:42, Vincent Guittot wrote: > synchronize_rcu blocks the caller of opp_enable/disbale > for a complete grace period. This blocking duration prevents > any intensive use of the functions. Replace synchronize_rcu > by call_rcu which will ca

[PATCH][RESEND] power: opp: rcu reclaim

2012-09-25 Thread Vincent Guittot
synchronize_rcu blocks the caller of opp_enable/disbale for a complete grace period. This blocking duration prevents any intensive use of the functions. Replace synchronize_rcu by call_rcu which will call our function for freeing the old opp element. The duration of opp_enable and opp_disable will