[for-next][PATCH 0/3] tracing: A few updates for 4.15

[Steven Rostedt]

  git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace.git
for-next

Head SHA1: 8715b108cd75523c9b2e833cdcd7aeb363767f95


Joel Fernandes (3):
      tracing: Prepare to add preempt and irq trace events
      tracing: Add support for preempt and irq enable/disable events
      ftrace: Clear hashes of stale ips of init memory

----
 include/linux/ftrace.h            |   3 +-
 include/trace/events/preemptirq.h |  70 ++++++++++++++++++++
 kernel/trace/Kconfig              |  11 ++++
 kernel/trace/Makefile             |   1 +
 kernel/trace/ftrace.c             |  69 ++++++++++++++++++++
 kernel/trace/trace_irqsoff.c      | 133 ++++++++++++++++++++++++++++++--------
 6 files changed, 260 insertions(+), 27 deletions(-)
 create mode 100644 include/trace/events/preemptirq.h