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authorAndrew Morton <akpm@linux-foundation.org>2009-01-09 12:27:09 -0800
committerIngo Molnar <mingo@elte.hu>2009-01-11 03:44:16 +0100
commit34a148bf0911a4a1cae85f8ecba57affb4d76aee (patch)
tree28c6a27c48084f9457a8f24f6b1f89b8b47ae922 /kernel
parent99cd7074891f87c49660e3b2880564324a4733ac (diff)
kernel/trace/ring_buffer.c: reduce inlining
text data bss dec hex filename before: 11320 228 8 11556 2d24 kernel/trace/ring_buffer.o after: 10592 228 8 10828 2a4c kernel/trace/ring_buffer.o Also: free_page(0) is legal. Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/trace/ring_buffer.c23
1 files changed, 11 insertions, 12 deletions
diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c
index 8b0daf0662e..9542990f515 100644
--- a/kernel/trace/ring_buffer.c
+++ b/kernel/trace/ring_buffer.c
@@ -133,7 +133,7 @@ enum {
};
/* inline for ring buffer fast paths */
-static inline unsigned
+static unsigned
rb_event_length(struct ring_buffer_event *event)
{
unsigned length;
@@ -179,7 +179,7 @@ unsigned ring_buffer_event_length(struct ring_buffer_event *event)
EXPORT_SYMBOL_GPL(ring_buffer_event_length);
/* inline for ring buffer fast paths */
-static inline void *
+static void *
rb_event_data(struct ring_buffer_event *event)
{
BUG_ON(event->type != RINGBUF_TYPE_DATA);
@@ -229,10 +229,9 @@ static void rb_init_page(struct buffer_data_page *bpage)
* Also stolen from mm/slob.c. Thanks to Mathieu Desnoyers for pointing
* this issue out.
*/
-static inline void free_buffer_page(struct buffer_page *bpage)
+static void free_buffer_page(struct buffer_page *bpage)
{
- if (bpage->page)
- free_page((unsigned long)bpage->page);
+ free_page((unsigned long)bpage->page);
kfree(bpage);
}
@@ -811,7 +810,7 @@ rb_event_index(struct ring_buffer_event *event)
return (addr & ~PAGE_MASK) - (PAGE_SIZE - BUF_PAGE_SIZE);
}
-static inline int
+static int
rb_is_commit(struct ring_buffer_per_cpu *cpu_buffer,
struct ring_buffer_event *event)
{
@@ -825,7 +824,7 @@ rb_is_commit(struct ring_buffer_per_cpu *cpu_buffer,
rb_commit_index(cpu_buffer) == index;
}
-static inline void
+static void
rb_set_commit_event(struct ring_buffer_per_cpu *cpu_buffer,
struct ring_buffer_event *event)
{
@@ -850,7 +849,7 @@ rb_set_commit_event(struct ring_buffer_per_cpu *cpu_buffer,
local_set(&cpu_buffer->commit_page->page->commit, index);
}
-static inline void
+static void
rb_set_commit_to_write(struct ring_buffer_per_cpu *cpu_buffer)
{
/*
@@ -896,7 +895,7 @@ static void rb_reset_reader_page(struct ring_buffer_per_cpu *cpu_buffer)
cpu_buffer->reader_page->read = 0;
}
-static inline void rb_inc_iter(struct ring_buffer_iter *iter)
+static void rb_inc_iter(struct ring_buffer_iter *iter)
{
struct ring_buffer_per_cpu *cpu_buffer = iter->cpu_buffer;
@@ -926,7 +925,7 @@ static inline void rb_inc_iter(struct ring_buffer_iter *iter)
* and with this, we can determine what to place into the
* data field.
*/
-static inline void
+static void
rb_update_event(struct ring_buffer_event *event,
unsigned type, unsigned length)
{
@@ -964,7 +963,7 @@ rb_update_event(struct ring_buffer_event *event,
}
}
-static inline unsigned rb_calculate_event_length(unsigned length)
+static unsigned rb_calculate_event_length(unsigned length)
{
struct ring_buffer_event event; /* Used only for sizeof array */
@@ -1438,7 +1437,7 @@ int ring_buffer_write(struct ring_buffer *buffer,
}
EXPORT_SYMBOL_GPL(ring_buffer_write);
-static inline int rb_per_cpu_empty(struct ring_buffer_per_cpu *cpu_buffer)
+static int rb_per_cpu_empty(struct ring_buffer_per_cpu *cpu_buffer)
{
struct buffer_page *reader = cpu_buffer->reader_page;
struct buffer_page *head = cpu_buffer->head_page;