commit 2c30dc7dd74f9c2d3fc4809ad6cab1fa89cec884
author Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com> Sat Feb 01 07:11:01 2020 +0000
committer Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com> Sat Feb 01 07:11:01 2020 +0000
tree bc51ebef103aec683a48dc5974254938a3c8ad9d
parent 7f409fd547fe0af289955f05c7ba234421c1b7a6
parent 3ccf567ab81e12dfe7167200e08fbcfe0186a709

Merge "Check /sys/kernel/tracing for tracefs" am: a6c834f960 am: 73a3552047

Change-Id: Id5385619fb674a92f05a3855e328ae48a458d852

libcutils/trace-dev.cpp

diff --git a/libcutils/trace-dev.cpp b/libcutils/trace-dev.cpp
index 2ee39d3..9ca1729 100644
--- a/libcutils/trace-dev.cpp
+++ b/libcutils/trace-dev.cpp
@@ -32,6 +32,10 @@
 {
     atrace_marker_fd = open("/sys/kernel/debug/tracing/trace_marker", O_WRONLY | O_CLOEXEC);
     if (atrace_marker_fd == -1) {
+        atrace_marker_fd = open("/sys/kernel/tracing/trace_marker", O_WRONLY | O_CLOEXEC);
+    }
+
+    if (atrace_marker_fd == -1) {
         ALOGE("Error opening trace file: %s (%d)", strerror(errno), errno);
         atrace_enabled_tags = 0;
     } else {