1 files changed, 18 insertions, 12 deletions

diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 080e5336d89f..a3c13bcd5a8d 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -413,20 +413,26 @@ static void perf_event__read_swap(union perf_event *event)
         event->read.id           = bswap_64(event->read.id);
 }
 
-static void perf_event__attr_swap(union perf_event *event)
+/* exported for swapping attributes in file header */
+void perf_event__attr_swap(struct perf_event_attr *attr)
+{
+        attr->type              = bswap_32(attr->type);
+        attr->size              = bswap_32(attr->size);
+        attr->config            = bswap_64(attr->config);
+        attr->sample_period     = bswap_64(attr->sample_period);
+        attr->sample_type       = bswap_64(attr->sample_type);
+        attr->read_format       = bswap_64(attr->read_format);
+        attr->wakeup_events     = bswap_32(attr->wakeup_events);
+        attr->bp_type           = bswap_32(attr->bp_type);
+        attr->bp_addr           = bswap_64(attr->bp_addr);
+        attr->bp_len            = bswap_64(attr->bp_len);
+}
+
+static void perf_event__hdr_attr_swap(union perf_event *event)
 {
         size_t size;
 
-        event->attr.attr.type           = bswap_32(event->attr.attr.type);
-        event->attr.attr.size           = bswap_32(event->attr.attr.size);
-        event->attr.attr.config         = bswap_64(event->attr.attr.config);
-        event->attr.attr.sample_period  = bswap_64(event->attr.attr.sample_period);
-        event->attr.attr.sample_type    = bswap_64(event->attr.attr.sample_type);
-        event->attr.attr.read_format    = bswap_64(event->attr.attr.read_format);
-        event->attr.attr.wakeup_events  = bswap_32(event->attr.attr.wakeup_events);
-        event->attr.attr.bp_type        = bswap_32(event->attr.attr.bp_type);
-        event->attr.attr.bp_addr        = bswap_64(event->attr.attr.bp_addr);
-        event->attr.attr.bp_len         = bswap_64(event->attr.attr.bp_len);
+        perf_event__attr_swap(&event->attr.attr);
 
         size = event->header.size;
         size -= (void *)&event->attr.id - (void *)event;
@@ -454,7 +460,7 @@ static perf_event__swap_op perf_event__swap_ops[] = {
         [PERF_RECORD_LOST]                = perf_event__all64_swap,
         [PERF_RECORD_READ]                = perf_event__read_swap,
         [PERF_RECORD_SAMPLE]              = perf_event__all64_swap,
-        [PERF_RECORD_HEADER_ATTR]         = perf_event__attr_swap,
+        [PERF_RECORD_HEADER_ATTR]         = perf_event__hdr_attr_swap,
         [PERF_RECORD_HEADER_EVENT_TYPE]   = perf_event__event_type_swap,
         [PERF_RECORD_HEADER_TRACING_DATA] = perf_event__tracing_data_swap,
         [PERF_RECORD_HEADER_BUILD_ID]     = NULL,