On Sun, May 13, 2018 at 10:00:09PM -0700, Joel Fernandes wrote:
> On Sun, May 13, 2018 at 07:22:06PM -0700, Paul E. McKenney wrote:
> [..]
> > > > > > > If you don't mind going through the if conditions in the funnel
> > > > > > > locking loop
> > > > > > > with me, it would be quite helpful so th
On Sun, May 13, 2018 at 07:22:06PM -0700, Paul E. McKenney wrote:
[..]
> > > > > > If you don't mind going through the if conditions in the funnel
> > > > > > locking loop
> > > > > > with me, it would be quite helpful so that I don't mess the code up
> > > > > > and would
> > > > > > also help m
On Sun, May 13, 2018 at 12:51:20PM -0700, Joel Fernandes wrote:
> On Sun, May 13, 2018 at 12:09:06PM -0700, Paul E. McKenney wrote:
> > On Sun, May 13, 2018 at 09:49:53AM -0700, Joel Fernandes wrote:
> > > On Sun, May 13, 2018 at 08:38:42AM -0700, Paul E. McKenney wrote:
> > > > On Sat, May 12, 201
On Sun, May 13, 2018 at 12:09:06PM -0700, Paul E. McKenney wrote:
> On Sun, May 13, 2018 at 09:49:53AM -0700, Joel Fernandes wrote:
> > On Sun, May 13, 2018 at 08:38:42AM -0700, Paul E. McKenney wrote:
> > > On Sat, May 12, 2018 at 04:53:01PM -0700, Joel Fernandes wrote:
> > > > On Sat, May 12, 201
On Sun, May 13, 2018 at 09:49:53AM -0700, Joel Fernandes wrote:
> On Sun, May 13, 2018 at 08:38:42AM -0700, Paul E. McKenney wrote:
> > On Sat, May 12, 2018 at 04:53:01PM -0700, Joel Fernandes wrote:
> > > On Sat, May 12, 2018 at 07:44:38AM -0700, Paul E. McKenney wrote:
> > > > On Sat, May 12, 201
On Sun, May 13, 2018 at 08:38:42AM -0700, Paul E. McKenney wrote:
> On Sat, May 12, 2018 at 04:53:01PM -0700, Joel Fernandes wrote:
> > On Sat, May 12, 2018 at 07:44:38AM -0700, Paul E. McKenney wrote:
> > > On Sat, May 12, 2018 at 07:40:02AM -0700, Paul E. McKenney wrote:
> > > > On Fri, May 11, 2
On Sat, May 12, 2018 at 04:53:01PM -0700, Joel Fernandes wrote:
> On Sat, May 12, 2018 at 07:44:38AM -0700, Paul E. McKenney wrote:
> > On Sat, May 12, 2018 at 07:40:02AM -0700, Paul E. McKenney wrote:
> > > On Fri, May 11, 2018 at 11:03:25PM -0700, Joel Fernandes wrote:
> > > > On Sun, Apr 22, 201
On Sat, May 12, 2018 at 07:44:38AM -0700, Paul E. McKenney wrote:
> On Sat, May 12, 2018 at 07:40:02AM -0700, Paul E. McKenney wrote:
> > On Fri, May 11, 2018 at 11:03:25PM -0700, Joel Fernandes wrote:
> > > On Sun, Apr 22, 2018 at 08:03:39PM -0700, Paul E. McKenney wrote:
> > > > The rcu_start_thi
On Sat, May 12, 2018 at 07:40:02AM -0700, Paul E. McKenney wrote:
> On Fri, May 11, 2018 at 11:03:25PM -0700, Joel Fernandes wrote:
> > On Sun, Apr 22, 2018 at 08:03:39PM -0700, Paul E. McKenney wrote:
> > > The rcu_start_this_gp() function had a simple form of funnel locking that
> > > used only t
On Fri, May 11, 2018 at 11:03:25PM -0700, Joel Fernandes wrote:
> On Sun, Apr 22, 2018 at 08:03:39PM -0700, Paul E. McKenney wrote:
> > The rcu_start_this_gp() function had a simple form of funnel locking that
> > used only the leaves and root of the rcu_node tree, which is fine for
> > systems wit
On Sun, Apr 22, 2018 at 08:03:39PM -0700, Paul E. McKenney wrote:
> The rcu_start_this_gp() function had a simple form of funnel locking that
> used only the leaves and root of the rcu_node tree, which is fine for
> systems with only a few hundred CPUs, but sub-optimal for systems having
> thousand
The rcu_start_this_gp() function had a simple form of funnel locking that
used only the leaves and root of the rcu_node tree, which is fine for
systems with only a few hundred CPUs, but sub-optimal for systems having
thousands of CPUs. This commit therefore adds full-tree funnel locking.
This var
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