[PATCH 0/3] perf tools: Add perf_event_max_sample_rate freq check

[Jiri Olsa <jolsa@redhat.com>]

hi,
adding the check for maximum allowed frequency rate
defined in perf_event_max_sample_rate.

Plus procfs mountpoint reading code. Reachable here:
  git://git.kernel.org/pub/scm/linux/kernel/git/jolsa/perf.git
  perf/cc

jirka   

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Joe Mario <jmario@redhat.com>
Cc: Don Zickus <dzickus@redhat.com>
---
Jiri Olsa (3):
      perf tools: Factor sysfs code into generic fs object
      perf tools: Add procfs support into fs object
      perf tools: Check maximum frequency rate for record/top

 tools/perf/Makefile.perf              |   4 ++--
 tools/perf/builtin-record.c           |   3 +++
 tools/perf/builtin-top.c              |   3 +++
 tools/perf/tests/parse-events.c       |   2 +-
 tools/perf/util/cpumap.c              |   2 +-
 tools/perf/util/evlist.h              |   1 +
 tools/perf/util/fs.c                  | 119 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 tools/perf/util/fs.h                  |   7 ++++++
 tools/perf/util/include/linux/magic.h |   4 ++++
 tools/perf/util/pmu.c                 |   2 +-
 tools/perf/util/python-ext-sources    |   2 +-
 tools/perf/util/record.c              |  35 ++++++++++++++++++++++++++++
 tools/perf/util/sysfs.c               |  60 -----------------------------------------------
 tools/perf/util/sysfs.h               |   6 -----
 14 files changed, 178 insertions(+), 72 deletions(-)
 create mode 100644 tools/perf/util/fs.c
 create mode 100644 tools/perf/util/fs.h
 delete mode 100644 tools/perf/util/sysfs.c
 delete mode 100644 tools/perf/util/sysfs.h