On Tue, Oct 13, 2020 at 01:20:08AM +0200, Frederic Weisbecker wrote:
> On Wed, Sep 23, 2020 at 11:22:09AM -0400, Joel Fernandes (Google) wrote:
> > +/* Return number of callbacks in a segment of the segmented callback list.
> > */
> > +static void rcu_segcblist_add_seglen(struct rcu_segcblist *rsc
On Tue, Oct 13, 2020 at 01:20:08AM +0200, Frederic Weisbecker wrote:
> On Wed, Sep 23, 2020 at 11:22:09AM -0400, Joel Fernandes (Google) wrote:
> > +/* Return number of callbacks in a segment of the segmented callback list.
> > */
> > +static void rcu_segcblist_add_seglen(struct rcu_segcblist *rsc
On Wed, Sep 23, 2020 at 11:22:09AM -0400, Joel Fernandes (Google) wrote:
> +/* Return number of callbacks in a segment of the segmented callback list. */
> +static void rcu_segcblist_add_seglen(struct rcu_segcblist *rsclp, int seg,
> long v)
> +{
> +#ifdef CONFIG_RCU_NOCB_CPU
> + smp_mb__befor
Add counting of segment lengths of segmented callback list.
This will be useful for a number of things such as knowing how big the
ready-to-execute segment have gotten. The immediate benefit is ability
to trace how the callbacks in the segmented callback list change.
Also this patch remove hacks
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