linux-kernel - [tip: core/rcu] rcu: Move rcu_{expedited,normal} definitions into rcupdate.h

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Message-ID: <157994896050.396.10567855356969877929.tip-bot2@tip-bot2>
Date:   Sat, 25 Jan 2020 10:42:40 -0000
From:   "tip-bot2 for Ben Dooks" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Ben Dooks <ben.dooks@...ethink.co.uk>,
        "Paul E. McKenney" <paulmck@...nel.org>, x86 <x86@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: [tip: core/rcu] rcu: Move rcu_{expedited,normal} definitions into rcupdate.h

The following commit has been merged into the core/rcu branch of tip:

Commit-ID:     e1350e8e0ea5d959c23c5e593ff3026a67dbb049
Gitweb:        https://git.kernel.org/tip/e1350e8e0ea5d959c23c5e593ff3026a67dbb049
Author:        Ben Dooks <ben.dooks@...ethink.co.uk>
AuthorDate:    Tue, 15 Oct 2019 14:48:22 +01:00
Committer:     Paul E. McKenney <paulmck@...nel.org>
CommitterDate: Fri, 24 Jan 2020 10:33:50 -08:00

rcu: Move rcu_{expedited,normal} definitions into rcupdate.h

This commit moves the rcu_{expedited,normal} definitions from
kernel/rcu/update.c to include/linux/rcupdate.h to make sure they are
in sync, and also to avoid the following warning from sparse:

kernel/ksysfs.c:150:5: warning: symbol 'rcu_expedited' was not declared. Should it be static?
kernel/ksysfs.c:167:5: warning: symbol 'rcu_normal' was not declared. Should it be static?

Signed-off-by: Ben Dooks <ben.dooks@...ethink.co.uk>
Signed-off-by: Paul E. McKenney <paulmck@...nel.org>
---
 include/linux/rcupdate.h | 4 ++++
 kernel/rcu/update.c      | 2 --
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h
index fe47024..bb36379 100644
--- a/include/linux/rcupdate.h
+++ b/include/linux/rcupdate.h
@@ -896,4 +896,8 @@ rcu_head_after_call_rcu(struct rcu_head *rhp, rcu_callback_t f)
 	return false;
 }
 
+/* kernel/ksysfs.c definitions */
+extern int rcu_expedited;
+extern int rcu_normal;
+
 #endif /* __LINUX_RCUPDATE_H */
diff --git a/kernel/rcu/update.c b/kernel/rcu/update.c
index 1861103..294d357 100644
--- a/kernel/rcu/update.c
+++ b/kernel/rcu/update.c
@@ -51,9 +51,7 @@
 #define MODULE_PARAM_PREFIX "rcupdate."
 
 #ifndef CONFIG_TINY_RCU
-extern int rcu_expedited; /* from sysctl */
 module_param(rcu_expedited, int, 0);
-extern int rcu_normal; /* from sysctl */
 module_param(rcu_normal, int, 0);
 static int rcu_normal_after_boot;
 module_param(rcu_normal_after_boot, int, 0);