linux-kernel - [PATCH 1/2] percpu_counter: Make __percpu_counter

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Date:	Thu, 28 Jan 2010 23:48:54 +1100
From:	Anton Blanchard <anton@...ba.org>
To:	Peter Zijlstra <peterz@...radead.org>,
	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Balbir Singh <balbir@...ux.vnet.ibm.com>, mingo@...hat.com,
	hpa@...or.com, linux-kernel@...r.kernel.org, tglx@...utronix.de,
	mingo@...e.hu, linux-tip-commits@...r.kernel.org
Subject: [PATCH 1/2] percpu_counter: Make __percpu_counter_add an inline
 function on UP


Even though batch isn't used on UP, we may want to pass one in to keep the
SMP and UP code paths similar. Convert __percpu_counter_add to an inline
function so we wont get variable unused warnings if we do.
 
Signed-off-by: Anton Blanchard <anton@...ba.org>
---

diff --git a/include/linux/percpu_counter.h b/include/linux/percpu_counter.h
index a7684a5..794662b 100644
--- a/include/linux/percpu_counter.h
+++ b/include/linux/percpu_counter.h
@@ -98,9 +98,6 @@ static inline void percpu_counter_set(struct percpu_counter *fbc, s64 amount)
 	fbc->count = amount;
 }
 
-#define __percpu_counter_add(fbc, amount, batch) \
-	percpu_counter_add(fbc, amount)
-
 static inline void
 percpu_counter_add(struct percpu_counter *fbc, s64 amount)
 {
@@ -109,6 +106,12 @@ percpu_counter_add(struct percpu_counter *fbc, s64 amount)
 	preempt_enable();
 }
 
+static inline void
+__percpu_counter_add(struct percpu_counter *fbc, s64 amount, s32 batch)
+{
+	percpu_counter_add(fbc, amount);
+}
+
 static inline s64 percpu_counter_read(struct percpu_counter *fbc)
 {
 	return fbc->count;
--
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