On Wed, Jan 24, 2018 at 08:43:37AM +0200, Leon Romanovsky wrote:
> On Tue, Jan 23, 2018 at 10:59:30PM +0000, Bart Van Assche wrote:
> > On Tue, 2018-01-23 at 14:50 -0800, Paul E. McKenney wrote:
> > >
> > > rcu: Fix init_rcu_head() comment.
> > >
> > > The current (and implicit) comment header for init_rcu_head() and
> > > destroy_rcu_head() incorrectly says that they are not needed for
> > > statically allocated rcu_head structures. This commit therefore
> > > fixes this comment.
> > >
> > > Reported-by: Bart Van Assche <Bart.VanAssche@xxxxxxx>
> > > Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
> > >
> > > diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h
> > > index 043d04784675..36360d07f25b 100644
> > > --- a/include/linux/rcupdate.h
> > > +++ b/include/linux/rcupdate.h
> > > @@ -214,10 +214,12 @@ do { \
> > > #endif
> > >
> > > /*
> > > - * init_rcu_head_on_stack()/destroy_rcu_head_on_stack() are needed for dynamic
> > > - * initialization and destruction of rcu_head on the stack. rcu_head structures
> > > - * allocated dynamically in the heap or defined statically don't need any
> > > - * initialization.
> > > + * The init_rcu_head_on_stack() and destroy_rcu_head_on_stack() calls
> > > + * are needed for dynamic initialization and destruction of rcu_head
> > > + * on the stack, and init_rcu_head()/destroy_rcu_head() are needed for
> > > + * dynamic initialization and destruction of statically allocated rcu_head
> > > + * structures. However, rcu_head structures allocated dynamically in the
> > > + * heap don't need any initialization.
> > > */
> > > #ifdef CONFIG_DEBUG_OBJECTS_RCU_HEAD
> > > void init_rcu_head(struct rcu_head *head);
> >
> > Thanks!
> >
> > Feel free to add:
> >
> > Reviewed-by: Bart Van Assche <bart.vanassche@xxxxxxx>
>
> Paul,
>
> Are you going to send it through your tree?
It is currently queued for v4.17 -- didn't seem horribly urgent.
> Reviewed-by: Leon Romanovsky <leonro@xxxxxxxxxxxx>
Applied, thank you!
Thanx, Paul
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