Commit-ID: 017c426138122c8e9b9f5057fbd0567c37b35247
Gitweb: http://git.kernel.org/tip/017c426138122c8e9b9f5057fbd0567c37b35247
Author: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
AuthorDate: Thu, 14 Jan 2010 16:10:58 -0800
Committer: Ingo Molnar <mingo@xxxxxxx>
CommitDate: Sat, 16 Jan 2010 10:25:22 +0100
rcu: Fix sparse warnings
Rename local variable "i" in rcu_init() to avoid conflict with
RCU_INIT_FLAVOR(), restrict the scope of RCU_TREE_NONCORE, and
make __synchronize_srcu() static.
Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
Cc: laijs@xxxxxxxxxxxxxx
Cc: dipankar@xxxxxxxxxx
Cc: mathieu.desnoyers@xxxxxxxxxx
Cc: josh@xxxxxxxxxxxxxxxx
Cc: dvhltc@xxxxxxxxxx
Cc: niv@xxxxxxxxxx
Cc: peterz@xxxxxxxxxxxxx
Cc: rostedt@xxxxxxxxxxx
Cc: Valdis.Kletnieks@xxxxxx
Cc: dhowells@xxxxxxxxxx
LKML-Reference: <12635142581560-git-send-email->
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
---
kernel/rcutree.c | 6 +++---
kernel/rcutree.h | 6 ++----
kernel/srcu.c | 2 +-
3 files changed, 6 insertions(+), 8 deletions(-)
diff --git a/kernel/rcutree.c b/kernel/rcutree.c
index 3b13d64..099a255 100644
--- a/kernel/rcutree.c
+++ b/kernel/rcutree.c
@@ -1888,7 +1888,7 @@ do { \
void __init rcu_init(void)
{
- int i;
+ int cpu;
rcu_bootup_announce();
#ifdef CONFIG_RCU_CPU_STALL_DETECTOR
@@ -1908,8 +1908,8 @@ void __init rcu_init(void)
* or the scheduler are operational.
*/
cpu_notifier(rcu_cpu_notify, 0);
- for_each_online_cpu(i)
- rcu_cpu_notify(NULL, CPU_UP_PREPARE, (void *)(long)i);
+ for_each_online_cpu(cpu)
+ rcu_cpu_notify(NULL, CPU_UP_PREPARE, (void *)(long)cpu);
}
#include "rcutree_plugin.h"
diff --git a/kernel/rcutree.h b/kernel/rcutree.h
index bd5d78a..d9d032a 100644
--- a/kernel/rcutree.h
+++ b/kernel/rcutree.h
@@ -323,8 +323,6 @@ struct rcu_state {
#define RCU_OFL_TASKS_EXP_GP 0x2 /* Tasks blocking expedited */
/* GP were moved to root. */
-#ifdef RCU_TREE_NONCORE
-
/*
* RCU implementation internal declarations:
*/
@@ -339,7 +337,7 @@ extern struct rcu_state rcu_preempt_state;
DECLARE_PER_CPU(struct rcu_data, rcu_preempt_data);
#endif /* #ifdef CONFIG_TREE_PREEMPT_RCU */
-#else /* #ifdef RCU_TREE_NONCORE */
+#ifndef RCU_TREE_NONCORE
/* Forward declarations for rcutree_plugin.h */
static void rcu_bootup_announce(void);
@@ -372,4 +370,4 @@ static void __cpuinit rcu_preempt_init_percpu_data(int cpu);
static void rcu_preempt_send_cbs_to_orphanage(void);
static void __init __rcu_init_preempt(void);
-#endif /* #else #ifdef RCU_TREE_NONCORE */
+#endif /* #ifndef RCU_TREE_NONCORE */
diff --git a/kernel/srcu.c b/kernel/srcu.c
index 818d7d9..31b275b 100644
--- a/kernel/srcu.c
+++ b/kernel/srcu.c
@@ -144,7 +144,7 @@ EXPORT_SYMBOL_GPL(srcu_read_unlock);
/*
* Helper function for synchronize_srcu() and synchronize_srcu_expedited().
*/
-void __synchronize_srcu(struct srcu_struct *sp, void (*sync_func)(void))
+static void __synchronize_srcu(struct srcu_struct *sp, void (*sync_func)(void))
{
int idx;
--
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