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| author | Adrian Hunter <adrian.hunter@intel.com> | 2013-06-28 13:22:19 (GMT) |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2013-07-23 10:17:59 (GMT) |
| commit | 3bd5a5fc8c6b9fe769777abf74b0ab5fbd7930b4 (patch) | |
| tree | ac509b983fe147d6706449c3bc14031591807585 /drivers/dma | |
| parent | c73deb6aecda2955716f31572516f09d930ef450 (diff) | |
| download | linux-3bd5a5fc8c6b9fe769777abf74b0ab5fbd7930b4.tar.xz | |
perf tools: Add test for converting perf time to/from TSC
The test uses the newly added cap_usr_time_zero and time_zero of
perf_event_mmap_page. TSC from rdtsc is compared with the time
from 2 perf events. The test passes if the calculated times are
all in the correct order.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: http://lkml.kernel.org/r/1372425741-1676-4-git-send-email-adrian.hunter@intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/dma')
0 files changed, 0 insertions, 0 deletions