Commit-ID: acd244b84b80d53fa2cee98659b55d3f09b4f5a7
Gitweb: https://git.kernel.org/tip/acd244b84b80d53fa2cee98659b55d3f09b4f5a7
Author: Namhyung Kim <namhyung@xxxxxxxxxx>
AuthorDate: Wed, 22 May 2019 14:32:49 +0900
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Tue, 28 May 2019 09:52:23 -0300
perf session: Add missing swap ops for namespace events
In case it's recorded in a different arch.
Signed-off-by: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Hari Bathini <hbathini@xxxxxxxxxxxxxxxxxx> <hbathini@xxxxxxxxxxxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Krister Johansen <kjlx@xxxxxxxxxxxxxxxxxx>
Fixes: f3b3614a284d ("perf tools: Add PERF_RECORD_NAMESPACES to include namespaces related info")
Link: http://lkml.kernel.org/r/20190522053250.207156-3-namhyung@xxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/util/session.c | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 2310a1752983..54cf163347f7 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -647,6 +647,26 @@ static void perf_event__throttle_swap(union perf_event *event,
swap_sample_id_all(event, &event->throttle + 1);
}
+static void perf_event__namespaces_swap(union perf_event *event,
+ bool sample_id_all)
+{
+ u64 i;
+
+ event->namespaces.pid = bswap_32(event->namespaces.pid);
+ event->namespaces.tid = bswap_32(event->namespaces.tid);
+ event->namespaces.nr_namespaces = bswap_64(event->namespaces.nr_namespaces);
+
+ for (i = 0; i < event->namespaces.nr_namespaces; i++) {
+ struct perf_ns_link_info *ns = &event->namespaces.link_info[i];
+
+ ns->dev = bswap_64(ns->dev);
+ ns->ino = bswap_64(ns->ino);
+ }
+
+ if (sample_id_all)
+ swap_sample_id_all(event, &event->namespaces.link_info[i]);
+}
+
static u8 revbyte(u8 b)
{
int rev = (b >> 4) | ((b & 0xf) << 4);
@@ -887,6 +907,7 @@ static perf_event__swap_op perf_event__swap_ops[] = {
[PERF_RECORD_LOST_SAMPLES] = perf_event__all64_swap,
[PERF_RECORD_SWITCH] = perf_event__switch_swap,
[PERF_RECORD_SWITCH_CPU_WIDE] = perf_event__switch_swap,
+ [PERF_RECORD_NAMESPACES] = perf_event__namespaces_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,
|