On Thu, Sep 04, 2014 at 09:04:28AM -0700, Paul E. McKenney wrote:
> On Thu, Sep 04, 2014 at 08:38:45PM +0800, Fengguang Wu wrote:
> > On Tue, Sep 02, 2014 at 10:16:57AM -0700, Paul E. McKenney wrote:
> > > On Tue, Sep 02, 2014 at 11:55:58AM -0500, Christoph Lameter wrote:
> > > > On Tue, 2 Sep
On Thu, Sep 04, 2014 at 09:04:28AM -0700, Paul E. McKenney wrote:
On Thu, Sep 04, 2014 at 08:38:45PM +0800, Fengguang Wu wrote:
On Tue, Sep 02, 2014 at 10:16:57AM -0700, Paul E. McKenney wrote:
On Tue, Sep 02, 2014 at 11:55:58AM -0500, Christoph Lameter wrote:
On Tue, 2 Sep 2014, Paul E.
On Thu, Sep 04, 2014 at 08:38:45PM +0800, Fengguang Wu wrote:
> On Tue, Sep 02, 2014 at 10:16:57AM -0700, Paul E. McKenney wrote:
> > On Tue, Sep 02, 2014 at 11:55:58AM -0500, Christoph Lameter wrote:
> > > On Tue, 2 Sep 2014, Paul E. McKenney wrote:
> > >
> > > > Added by ac1bea85781e
On Tue, Sep 02, 2014 at 10:16:57AM -0700, Paul E. McKenney wrote:
> On Tue, Sep 02, 2014 at 11:55:58AM -0500, Christoph Lameter wrote:
> > On Tue, 2 Sep 2014, Paul E. McKenney wrote:
> >
> > > Added by ac1bea85781e (sched,rcu: Make cond_resched() report RCU quiescent
> > > states), removed by
On Tue, Sep 02, 2014 at 10:16:57AM -0700, Paul E. McKenney wrote:
On Tue, Sep 02, 2014 at 11:55:58AM -0500, Christoph Lameter wrote:
On Tue, 2 Sep 2014, Paul E. McKenney wrote:
Added by ac1bea85781e (sched,rcu: Make cond_resched() report RCU quiescent
states), removed by 4a81e8328d379
On Thu, Sep 04, 2014 at 08:38:45PM +0800, Fengguang Wu wrote:
On Tue, Sep 02, 2014 at 10:16:57AM -0700, Paul E. McKenney wrote:
On Tue, Sep 02, 2014 at 11:55:58AM -0500, Christoph Lameter wrote:
On Tue, 2 Sep 2014, Paul E. McKenney wrote:
Added by ac1bea85781e (sched,rcu: Make
On Tue, Sep 02, 2014 at 11:55:58AM -0500, Christoph Lameter wrote:
> On Tue, 2 Sep 2014, Paul E. McKenney wrote:
>
> > Added by ac1bea85781e (sched,rcu: Make cond_resched() report RCU quiescent
> > states), removed by 4a81e8328d379 (rcu: Reduce overhead of cond_resched()
> > checks for RCU). So,
On Tue, 2 Sep 2014, Paul E. McKenney wrote:
> Added by ac1bea85781e (sched,rcu: Make cond_resched() report RCU quiescent
> states), removed by 4a81e8328d379 (rcu: Reduce overhead of cond_resched()
> checks for RCU). So, as you say, no effect on contemporary kernels.
Well not sure what to make
On Tue, Sep 02, 2014 at 11:00:12AM -0500, Christoph Lameter wrote:
> On Tue, 2 Sep 2014, Paul E. McKenney wrote:
>
> > Before this commit, raw_cpu_add_return() didn't build. The commit
> > didn't affect anything else.
> >
> > So I don't understand how anything could work before this commit and
>
On Tue, 2 Sep 2014, Paul E. McKenney wrote:
> Before this commit, raw_cpu_add_return() didn't build. The commit
> didn't affect anything else.
>
> So I don't understand how anything could work before this commit and
> be broken after it. Enlightenment?
Where is that raw_cpu_add_return
On Tue, 2 Sep 2014, Paul E. McKenney wrote:
Before this commit, raw_cpu_add_return() didn't build. The commit
didn't affect anything else.
So I don't understand how anything could work before this commit and
be broken after it. Enlightenment?
Where is that raw_cpu_add_return statement?
On Tue, Sep 02, 2014 at 11:00:12AM -0500, Christoph Lameter wrote:
On Tue, 2 Sep 2014, Paul E. McKenney wrote:
Before this commit, raw_cpu_add_return() didn't build. The commit
didn't affect anything else.
So I don't understand how anything could work before this commit and
be broken
On Tue, 2 Sep 2014, Paul E. McKenney wrote:
Added by ac1bea85781e (sched,rcu: Make cond_resched() report RCU quiescent
states), removed by 4a81e8328d379 (rcu: Reduce overhead of cond_resched()
checks for RCU). So, as you say, no effect on contemporary kernels.
Well not sure what to make out
On Tue, Sep 02, 2014 at 11:55:58AM -0500, Christoph Lameter wrote:
On Tue, 2 Sep 2014, Paul E. McKenney wrote:
Added by ac1bea85781e (sched,rcu: Make cond_resched() report RCU quiescent
states), removed by 4a81e8328d379 (rcu: Reduce overhead of cond_resched()
checks for RCU). So, as you
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