binder: transaction latency tracking for user build

[Frankie Chang]

Frankie Chang (1):
  binder: transaction latency tracking for user build

 drivers/android/Kconfig                 |    8 +
 drivers/android/Makefile                |    1 +
 drivers/android/binder.c                |  408 +-----------------------------
 drivers/android/binder_internal.h       |  416 +++++++++++++++++++++++++++++++
 drivers/android/binder_latency_tracer.c |  105 ++++++++
 drivers/android/binder_trace.h          |   49 ++++
 6 files changed, 583 insertions(+), 404 deletions(-)
 create mode 100644 drivers/android/binder_latency_tracer.c