On Tue, Nov 20, 2018 at 08:37:22PM -0800, Joel Fernandes wrote:
> On Tue, Nov 20, 2018 at 06:41:07PM -0800, Paul E. McKenney wrote:
> [...]
> > > > > I was thinking if we could simplify rcu_note_context_switch (the
> > > > > parts that
> > > > > call rcu_momentary_dyntick_idle), if we did the fol
On Tue, Nov 20, 2018 at 06:41:07PM -0800, Paul E. McKenney wrote:
[...]
> > > > I was thinking if we could simplify rcu_note_context_switch (the parts
> > > > that
> > > > call rcu_momentary_dyntick_idle), if we did the following in
> > > > rcu_implicit_dynticks_qs.
> > > >
> > > > Since we alre
On Tue, Nov 20, 2018 at 06:06:12PM -0800, Joel Fernandes wrote:
> On Tue, Nov 20, 2018 at 02:28:14PM -0800, Paul E. McKenney wrote:
> > On Tue, Nov 20, 2018 at 12:42:43PM -0800, Joel Fernandes wrote:
> > > On Sun, Nov 11, 2018 at 10:36:18AM -0800, Paul E. McKenney wrote:
> > > > On Sun, Nov 11, 201
On Tue, Nov 20, 2018 at 02:28:14PM -0800, Paul E. McKenney wrote:
> On Tue, Nov 20, 2018 at 12:42:43PM -0800, Joel Fernandes wrote:
> > On Sun, Nov 11, 2018 at 10:36:18AM -0800, Paul E. McKenney wrote:
> > > On Sun, Nov 11, 2018 at 10:09:16AM -0800, Joel Fernandes wrote:
> > > > On Sat, Nov 10, 201
On Tue, Nov 20, 2018 at 02:28:13PM -0800, Paul E. McKenney wrote:
> On Tue, Nov 20, 2018 at 12:42:43PM -0800, Joel Fernandes wrote:
> > On Sun, Nov 11, 2018 at 10:36:18AM -0800, Paul E. McKenney wrote:
> > > On Sun, Nov 11, 2018 at 10:09:16AM -0800, Joel Fernandes wrote:
> > > > On Sat, Nov 10, 201
On Tue, Nov 20, 2018 at 12:42:43PM -0800, Joel Fernandes wrote:
> On Sun, Nov 11, 2018 at 10:36:18AM -0800, Paul E. McKenney wrote:
> > On Sun, Nov 11, 2018 at 10:09:16AM -0800, Joel Fernandes wrote:
> > > On Sat, Nov 10, 2018 at 08:22:10PM -0800, Paul E. McKenney wrote:
> > > > On Sat, Nov 10, 201
On Sun, Nov 11, 2018 at 10:36:18AM -0800, Paul E. McKenney wrote:
> On Sun, Nov 11, 2018 at 10:09:16AM -0800, Joel Fernandes wrote:
> > On Sat, Nov 10, 2018 at 08:22:10PM -0800, Paul E. McKenney wrote:
> > > On Sat, Nov 10, 2018 at 07:09:25PM -0800, Joel Fernandes wrote:
> > > > On Sat, Nov 10, 201
On Sun, Nov 11, 2018 at 10:36:18AM -0800, Paul E. McKenney wrote:
[..]
> > > > > CPU will with high probability report its own quiescent state before
> > > > > three
> > > > > jiffies pass, in which case the cache misses on the rcu_data
> > > > > structures
> > > > > would be wasted motion.
> > >
On Sun, Nov 11, 2018 at 10:09:16AM -0800, Joel Fernandes wrote:
> On Sat, Nov 10, 2018 at 08:22:10PM -0800, Paul E. McKenney wrote:
> > On Sat, Nov 10, 2018 at 07:09:25PM -0800, Joel Fernandes wrote:
> > > On Sat, Nov 10, 2018 at 03:04:36PM -0800, Paul E. McKenney wrote:
> > > > On Sat, Nov 10, 201
On Sat, Nov 10, 2018 at 08:22:10PM -0800, Paul E. McKenney wrote:
> On Sat, Nov 10, 2018 at 07:09:25PM -0800, Joel Fernandes wrote:
> > On Sat, Nov 10, 2018 at 03:04:36PM -0800, Paul E. McKenney wrote:
> > > On Sat, Nov 10, 2018 at 01:46:59PM -0800, Joel Fernandes wrote:
> > > > Hi Paul and everyon
On Sat, Nov 10, 2018 at 07:09:25PM -0800, Joel Fernandes wrote:
> On Sat, Nov 10, 2018 at 03:04:36PM -0800, Paul E. McKenney wrote:
> > On Sat, Nov 10, 2018 at 01:46:59PM -0800, Joel Fernandes wrote:
> > > Hi Paul and everyone,
> > >
> > > I was tracing/studying the RCU code today in paul/dev bran
On Sat, Nov 10, 2018 at 03:04:36PM -0800, Paul E. McKenney wrote:
> On Sat, Nov 10, 2018 at 01:46:59PM -0800, Joel Fernandes wrote:
> > Hi Paul and everyone,
> >
> > I was tracing/studying the RCU code today in paul/dev branch and noticed
> > that
> > for dyntick-idle CPUs, the RCU GP thread is c
On Sat, Nov 10, 2018 at 01:46:59PM -0800, Joel Fernandes wrote:
> Hi Paul and everyone,
>
> I was tracing/studying the RCU code today in paul/dev branch and noticed that
> for dyntick-idle CPUs, the RCU GP thread is clearing the rnp->qsmask
> corresponding to the leaf node for the idle CPU, and re
Hi Paul and everyone,
I was tracing/studying the RCU code today in paul/dev branch and noticed that
for dyntick-idle CPUs, the RCU GP thread is clearing the rnp->qsmask
corresponding to the leaf node for the idle CPU, and reporting a QS on their
behalf.
rcu_sched-10[003]40.008039: rcu_fqs
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