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-rw-r--r--tools/perf/builtin-record.c25
1 files changed, 4 insertions, 21 deletions
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index ec43f2e..d89e2f1 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -78,26 +78,9 @@ static off_t post_processing_offset;
static struct perf_session *session;
static const char *cpu_list;
-struct mmap_data {
- void *base;
- unsigned int mask;
- unsigned int prev;
-};
-
-static struct mmap_data mmap_array[MAX_NR_CPUS];
-
-static unsigned long mmap_read_head(struct mmap_data *md)
-{
- struct perf_event_mmap_page *pc = md->base;
- long head;
-
- head = pc->data_head;
- rmb();
-
- return head;
-}
+static struct perf_mmap mmap_array[MAX_NR_CPUS];
-static void mmap_write_tail(struct mmap_data *md, unsigned long tail)
+static void mmap_write_tail(struct perf_mmap *md, unsigned long tail)
{
struct perf_event_mmap_page *pc = md->base;
@@ -136,9 +119,9 @@ static int process_synthesized_event(event_t *event,
return 0;
}
-static void mmap_read(struct mmap_data *md)
+static void mmap_read(struct perf_mmap *md)
{
- unsigned int head = mmap_read_head(md);
+ unsigned int head = perf_mmap__read_head(md);
unsigned int old = md->prev;
unsigned char *data = md->base + page_size;
unsigned long size;
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