Messages in this thread | | | From | Wang Nan <> | Subject | [PATCH v3 0/2] perf tools: Backward ring buffer support | Date | Mon, 9 May 2016 01:47:49 +0000 |
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Commit 9ecda41acb97 ("perf/core: Add ::write_backward attribute to perf event") introduces backward ring buffer. This 2 patches add basic support for reading from it, and add a new test case for it.
v2 -> v3: Improve commit message, add more comments (patch 1/2). patch 1-2/4 in v2 have been collected so remove them.
v1 -> v2: Patch 1/5 in v1 has been collected by perf/core, so remove it; Change function names in patch 2/5 in v1 (1/4 in v2): __perf_evlist__mmap_read -> perf_mmap__read
Wang Nan (2): perf tools: Support reading from backward ring buffer perf tests: Add test to check backward ring buffer
tools/perf/tests/Build | 1 + tools/perf/tests/backward-ring-buffer.c | 151 ++++++++++++++++++++++++++++++++ tools/perf/tests/builtin-test.c | 4 + tools/perf/tests/tests.h | 1 + tools/perf/util/evlist.c | 50 +++++++++++ tools/perf/util/evlist.h | 4 + 6 files changed, 211 insertions(+) create mode 100644 tools/perf/tests/backward-ring-buffer.c
-- 1.8.3.4
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