linux-kernel - [PATCH] percpu: percpu_counter

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Date:   Fri, 15 Dec 2017 14:48:32 +0800
From:   guoyayun <guoyayun@...s.chinamobile.com>
To:     tj@...nel.org, cl@...ux.com
Cc:     linux-kernel@...r.kernel.org,
        guoyayun <guoyayun@...s.chinamobile.com>
Subject: [PATCH] percpu: percpu_counter_initialized can be boolean

This patch makes percpu_counter_initialized return bool due to this
particular function only using either one or zero as its return
value.

No functional change.

Signed-off-by: guoyayun <guoyayun@...s.chinamobile.com>
---
 include/linux/percpu_counter.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/include/linux/percpu_counter.h b/include/linux/percpu_counter.h
index 73a7bf3..4f05249 100644
--- a/include/linux/percpu_counter.h
+++ b/include/linux/percpu_counter.h
@@ -86,7 +86,7 @@ static inline s64 percpu_counter_read_positive(struct percpu_counter *fbc)
 	return 0;
 }
 
-static inline int percpu_counter_initialized(struct percpu_counter *fbc)
+static inline bool percpu_counter_initialized(struct percpu_counter *fbc)
 {
 	return (fbc->counters != NULL);
 }
@@ -167,9 +167,9 @@ static inline s64 percpu_counter_sum(struct percpu_counter *fbc)
 	return percpu_counter_read(fbc);
 }
 
-static inline int percpu_counter_initialized(struct percpu_counter *fbc)
+static inline bool percpu_counter_initialized(struct percpu_counter *fbc)
 {
-	return 1;
+	return true;
 }
 
 #endif	/* CONFIG_SMP */
-- 
1.8.3.1