linux-kernel - [PATCH 02/18] oprofile: rename cpu buffer functions

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Date:	Wed, 7 Jan 2009 23:17:19 +0100
From:	Robert Richter <robert.richter@....com>
To:	Ingo Molnar <mingo@...e.hu>
CC:	LKML <linux-kernel@...r.kernel.org>,
	oprofile-list <oprofile-list@...ts.sourceforge.net>,
	Robert Richter <robert.richter@....com>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: [PATCH 02/18] oprofile: rename cpu buffer functions

This patch renames cpu buffer functions to something more oprofile
specific names. Functions will be moved to the global name space.

Cc: Andrew Morton <akpm@...ux-foundation.org>
Signed-off-by: Robert Richter <robert.richter@....com>
---
 drivers/oprofile/buffer_sync.c |   10 +++++-----
 drivers/oprofile/cpu_buffer.c  |    4 ++--
 drivers/oprofile/cpu_buffer.h  |   10 +++++-----
 3 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/drivers/oprofile/buffer_sync.c b/drivers/oprofile/buffer_sync.c
index 737bd94..d295d92 100644
--- a/drivers/oprofile/buffer_sync.c
+++ b/drivers/oprofile/buffer_sync.c
@@ -331,7 +331,7 @@ static void add_ibs_begin(int cpu, int code, struct mm_struct *mm)
 	off_t offset;
 	struct op_sample *sample;
 
-	sample = cpu_buffer_read_entry(cpu);
+	sample = op_cpu_buffer_read_entry(cpu);
 	if (!sample)
 		goto Error;
 	rip = sample->eip;
@@ -370,7 +370,7 @@ static void add_ibs_begin(int cpu, int code, struct mm_struct *mm)
 		count = IBS_OP_CODE_SIZE;	/*IBS OP is 5 int64s*/
 
 	for (i = 0; i < count; i++) {
-		sample = cpu_buffer_read_entry(cpu);
+		sample = op_cpu_buffer_read_entry(cpu);
 		if (!sample)
 			goto Error;
 		add_event_entry(sample->eip);
@@ -537,11 +537,11 @@ void sync_buffer(int cpu)
 
 	add_cpu_switch(cpu);
 
-	cpu_buffer_reset(cpu);
-	available = cpu_buffer_entries(cpu);
+	op_cpu_buffer_reset(cpu);
+	available = op_cpu_buffer_entries(cpu);
 
 	for (i = 0; i < available; ++i) {
-		struct op_sample *s = cpu_buffer_read_entry(cpu);
+		struct op_sample *s = op_cpu_buffer_read_entry(cpu);
 		if (!s)
 			break;
 
diff --git a/drivers/oprofile/cpu_buffer.c b/drivers/oprofile/cpu_buffer.c
index fcf96f6..e52c085 100644
--- a/drivers/oprofile/cpu_buffer.c
+++ b/drivers/oprofile/cpu_buffer.c
@@ -152,14 +152,14 @@ add_sample(struct oprofile_cpu_buffer *cpu_buf,
 	struct op_entry entry;
 	int ret;
 
-	ret = cpu_buffer_write_entry(&entry);
+	ret = op_cpu_buffer_write_entry(&entry);
 	if (ret)
 		return ret;
 
 	entry.sample->eip = pc;
 	entry.sample->event = event;
 
-	ret = cpu_buffer_write_commit(&entry);
+	ret = op_cpu_buffer_write_commit(&entry);
 	if (ret)
 		return ret;
 
diff --git a/drivers/oprofile/cpu_buffer.h b/drivers/oprofile/cpu_buffer.h
index aacb0f0..83d491e 100644
--- a/drivers/oprofile/cpu_buffer.h
+++ b/drivers/oprofile/cpu_buffer.h
@@ -64,7 +64,7 @@ DECLARE_PER_CPU(struct oprofile_cpu_buffer, cpu_buffer);
  * reset these to invalid values; the next sample collected will
  * populate the buffer with proper values to initialize the buffer
  */
-static inline void cpu_buffer_reset(int cpu)
+static inline void op_cpu_buffer_reset(int cpu)
 {
 	struct oprofile_cpu_buffer *cpu_buf = &per_cpu(cpu_buffer, cpu);
 
@@ -72,7 +72,7 @@ static inline void cpu_buffer_reset(int cpu)
 	cpu_buf->last_task = NULL;
 }
 
-static inline int cpu_buffer_write_entry(struct op_entry *entry)
+static inline int op_cpu_buffer_write_entry(struct op_entry *entry)
 {
 	entry->event = ring_buffer_lock_reserve(op_ring_buffer_write,
 						sizeof(struct op_sample),
@@ -88,13 +88,13 @@ static inline int cpu_buffer_write_entry(struct op_entry *entry)
 	return 0;
 }
 
-static inline int cpu_buffer_write_commit(struct op_entry *entry)
+static inline int op_cpu_buffer_write_commit(struct op_entry *entry)
 {
 	return ring_buffer_unlock_commit(op_ring_buffer_write, entry->event,
 					 entry->irq_flags);
 }
 
-static inline struct op_sample *cpu_buffer_read_entry(int cpu)
+static inline struct op_sample *op_cpu_buffer_read_entry(int cpu)
 {
 	struct ring_buffer_event *e;
 	e = ring_buffer_consume(op_ring_buffer_read, cpu, NULL);
@@ -111,7 +111,7 @@ static inline struct op_sample *cpu_buffer_read_entry(int cpu)
 }
 
 /* "acquire" as many cpu buffer slots as we can */
-static inline unsigned long cpu_buffer_entries(int cpu)
+static inline unsigned long op_cpu_buffer_entries(int cpu)
 {
 	return ring_buffer_entries_cpu(op_ring_buffer_read, cpu)
 		+ ring_buffer_entries_cpu(op_ring_buffer_write, cpu);
-- 
1.6.0.1


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