diff --git a/libcutils/trace-dev.cpp b/libcutils/trace-dev.cpp index 2ee39d328..9ca172973 100644 --- a/libcutils/trace-dev.cpp +++ b/libcutils/trace-dev.cpp @@ -31,6 +31,10 @@ void atrace_set_tracing_enabled(bool enabled) static void atrace_init_once() { 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;