On Fri, Apr 02, 2021 at 10:50:38PM +0200, Frederic Weisbecker wrote:
> On Fri, Apr 02, 2021 at 08:03:57AM -0700, Paul E. McKenney wrote:
> > On Fri, Apr 02, 2021 at 12:02:21PM +0200, Frederic Weisbecker wrote:
> > > Arguably that's a quite a corner case and I don't expect anyone to call
> > >
On Fri, Apr 02, 2021 at 08:03:57AM -0700, Paul E. McKenney wrote:
> On Fri, Apr 02, 2021 at 12:02:21PM +0200, Frederic Weisbecker wrote:
> > Arguably that's a quite a corner case and I don't expect anyone to call
> > start_poll_synchronize_srcu() so early but who knows. An alternative is to
> >
On Fri, Apr 02, 2021 at 12:02:21PM +0200, Frederic Weisbecker wrote:
> On Thu, Apr 01, 2021 at 06:12:41PM -0700, Paul E. McKenney wrote:
> > On Fri, Apr 02, 2021 at 01:47:04AM +0200, Frederic Weisbecker wrote:
> gg> > void __init srcu_init(void)
> > > {
> > > - struct srcu_struct *ssp;
> > > +
On Thu, Apr 01, 2021 at 06:12:41PM -0700, Paul E. McKenney wrote:
> On Fri, Apr 02, 2021 at 01:47:04AM +0200, Frederic Weisbecker wrote:
gg> > void __init srcu_init(void)
> > {
> > - struct srcu_struct *ssp;
> > + static struct srcu_data __initdata old_sdp;
> > + static struct srcu_node
On Fri, Apr 02, 2021 at 01:47:04AM +0200, Frederic Weisbecker wrote:
> An ssp initialized before rcu_init_geometry() will have its snp hierarchy
> based on CONFIG_NR_CPUS.
>
> Once rcu_init_geometry() is called, the nodes distribution is shrinked
> and optimized toward meeting the actual possible
An ssp initialized before rcu_init_geometry() will have its snp hierarchy
based on CONFIG_NR_CPUS.
Once rcu_init_geometry() is called, the nodes distribution is shrinked
and optimized toward meeting the actual possible number of CPUs detected
on boot.
Later on, the ssp that was initialized
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