diff mbox series

[v2,15/20] kernel/notifier: Remove CONFIG_SRCU

Message ID 20230113001132.3375334-15-paulmck@kernel.org (mailing list archive)
State Accepted
Commit 0335ee6682eddce99d92535c05fc5753f4b7841a
Headers show
Series [v2,01/20] arch/x86: Remove "select SRCU" | expand

Commit Message

Paul E. McKenney Jan. 13, 2023, 12:11 a.m. UTC
Now that the SRCU Kconfig option is unconditionally selected, there is
no longer any point in conditional compilation based on CONFIG_SRCU.
Therefore, remove the #ifdef.

Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Cc: "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>
Cc: "Michał Mirosław" <mirq-linux@rere.qmqm.pl>
Cc: Borislav Petkov <bp@suse.de>
Cc: Alan Stern <stern@rowland.harvard.edu>
Reviewed-by: John Ogness <john.ogness@linutronix.de>
---
 kernel/notifier.c | 3 ---
 1 file changed, 3 deletions(-)

Comments

Wysocki, Rafael J Jan. 13, 2023, 11:25 a.m. UTC | #1
On 1/13/2023 1:11 AM, Paul E. McKenney wrote:
> Now that the SRCU Kconfig option is unconditionally selected, there is
> no longer any point in conditional compilation based on CONFIG_SRCU.
> Therefore, remove the #ifdef.
>
> Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
> Cc: "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>
> Cc: "Michał Mirosław" <mirq-linux@rere.qmqm.pl>
> Cc: Borislav Petkov <bp@suse.de>
> Cc: Alan Stern <stern@rowland.harvard.edu>
> Reviewed-by: John Ogness <john.ogness@linutronix.de>

Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>


> ---
>   kernel/notifier.c | 3 ---
>   1 file changed, 3 deletions(-)
>
> diff --git a/kernel/notifier.c b/kernel/notifier.c
> index ab75637fd904f..d353e4b5402d7 100644
> --- a/kernel/notifier.c
> +++ b/kernel/notifier.c
> @@ -456,7 +456,6 @@ int raw_notifier_call_chain(struct raw_notifier_head *nh,
>   }
>   EXPORT_SYMBOL_GPL(raw_notifier_call_chain);
>   
> -#ifdef CONFIG_SRCU
>   /*
>    *	SRCU notifier chain routines.    Registration and unregistration
>    *	use a mutex, and call_chain is synchronized by SRCU (no locks).
> @@ -573,8 +572,6 @@ void srcu_init_notifier_head(struct srcu_notifier_head *nh)
>   }
>   EXPORT_SYMBOL_GPL(srcu_init_notifier_head);
>   
> -#endif /* CONFIG_SRCU */
> -
>   static ATOMIC_NOTIFIER_HEAD(die_chain);
>   
>   int notrace notify_die(enum die_val val, const char *str,
Paul E. McKenney Jan. 13, 2023, 7:42 p.m. UTC | #2
On Fri, Jan 13, 2023 at 12:25:48PM +0100, Wysocki, Rafael J wrote:
> 
> On 1/13/2023 1:11 AM, Paul E. McKenney wrote:
> > Now that the SRCU Kconfig option is unconditionally selected, there is
> > no longer any point in conditional compilation based on CONFIG_SRCU.
> > Therefore, remove the #ifdef.
> > 
> > Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
> > Cc: "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>
> > Cc: "Michał Mirosław" <mirq-linux@rere.qmqm.pl>
> > Cc: Borislav Petkov <bp@suse.de>
> > Cc: Alan Stern <stern@rowland.harvard.edu>
> > Reviewed-by: John Ogness <john.ogness@linutronix.de>
> 
> Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

Thank you!  I will apply both of your acks on my next rebase.

							Thanx, Paul

> > ---
> >   kernel/notifier.c | 3 ---
> >   1 file changed, 3 deletions(-)
> > 
> > diff --git a/kernel/notifier.c b/kernel/notifier.c
> > index ab75637fd904f..d353e4b5402d7 100644
> > --- a/kernel/notifier.c
> > +++ b/kernel/notifier.c
> > @@ -456,7 +456,6 @@ int raw_notifier_call_chain(struct raw_notifier_head *nh,
> >   }
> >   EXPORT_SYMBOL_GPL(raw_notifier_call_chain);
> > -#ifdef CONFIG_SRCU
> >   /*
> >    *	SRCU notifier chain routines.    Registration and unregistration
> >    *	use a mutex, and call_chain is synchronized by SRCU (no locks).
> > @@ -573,8 +572,6 @@ void srcu_init_notifier_head(struct srcu_notifier_head *nh)
> >   }
> >   EXPORT_SYMBOL_GPL(srcu_init_notifier_head);
> > -#endif /* CONFIG_SRCU */
> > -
> >   static ATOMIC_NOTIFIER_HEAD(die_chain);
> >   int notrace notify_die(enum die_val val, const char *str,
diff mbox series

Patch

diff --git a/kernel/notifier.c b/kernel/notifier.c
index ab75637fd904f..d353e4b5402d7 100644
--- a/kernel/notifier.c
+++ b/kernel/notifier.c
@@ -456,7 +456,6 @@  int raw_notifier_call_chain(struct raw_notifier_head *nh,
 }
 EXPORT_SYMBOL_GPL(raw_notifier_call_chain);
 
-#ifdef CONFIG_SRCU
 /*
  *	SRCU notifier chain routines.    Registration and unregistration
  *	use a mutex, and call_chain is synchronized by SRCU (no locks).
@@ -573,8 +572,6 @@  void srcu_init_notifier_head(struct srcu_notifier_head *nh)
 }
 EXPORT_SYMBOL_GPL(srcu_init_notifier_head);
 
-#endif /* CONFIG_SRCU */
-
 static ATOMIC_NOTIFIER_HEAD(die_chain);
 
 int notrace notify_die(enum die_val val, const char *str,