linux-kernel - Re: [PATCH perf/core v10 00/23] perf-probe --cache and SDT support

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Date:	Wed, 8 Jun 2016 20:13:30 +0900
From:	Masami Hiramatsu <masami.hiramatsu@...il.com>
To:	Masami Hiramatsu <mhiramat@...nel.org>
Cc:	Arnaldo Carvalho de Melo <acme@...nel.org>,
	linux-kernel@...r.kernel.org, Namhyung Kim <namhyung@...nel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...hat.com>,
	Hemant Kumar <hemant@...ux.vnet.ibm.com>,
	Ananth N Mavinakayanahalli <ananth@...ux.vnet.ibm.com>,
	Brendan Gregg <brendan.d.gregg@...il.com>
Subject: Re: [PATCH perf/core v10 00/23] perf-probe --cache and SDT support

On Wed,  8 Jun 2016 18:29:00 +0900
Masami Hiramatsu <mhiramat@...nel.org> wrote:

> Hi,
> 
> Here is the 10th version of the patchset for probe-cache and 
> initial SDT support.
> 
> This version fixes a bug and split big patches into small subsets
> according to Namhyung's comment.
> Also I've added a testcase for SDT. In this version, the number of
> patches are increased, but basically, only 3 patches (bugfix, and
> adding test) are new.
> 

Oops, the last 2 patches has no signed-off, I resend it.

> Changes in v10:
>   - [1/23] Fix a bug in rm_rf().
>   - [2/23,] Separate a big patch into 3 sub patches.
>   - [3/23 - 7/23] separate a big patch into 5 sub patches.
>   - [13/23, 14/23] Update documents for SDT explanations.
>   - [22/23, 23/23] Add a test case for SDT and update build config
>     to detect sys/sdt.h.
> 
> Thank you,
> 
> ---
> 
> Hemant Kumar (1):
>       perf/sdt: ELF support for SDT
> 
> Masami Hiramatsu (22):
>       perf: util: Fix rm_rf() to handle non-regular files correctly
>       perf-probe: Fix to add NULL check for strndup
>       perf-buildid: Rename and export build_id_cache__cachedir()
>       perf probe: Add perf_probe_event__copy()
>       perf probe: Recover and export synthesize_perf_probe_point()
>       perf probe-file: Introduce perf_cache interfaces
>       perf probe: Add --cache option to cache the probe definitions
>       perf probe: Use cache entry if possible
>       perf probe: Show all cached probes
>       perf probe: Remove caches when --cache is given
>       perf probe: Add group name support
>       perf buildid-cache: Scan and import user SDT events to probe cache
>       perf probe: Accept %sdt and %cached event name
>       perf-list: Show SDT and pre-cached events
>       perf-list: Skip SDTs placed in invalid binaries
>       perf: probe-cache: Add for_each_probe_cache_entry() wrapper
>       perf probe: Allow wildcard for cached events
>       perf probe: Search SDT/cached event from all probe caches
>       perf probe: Support @BUILDID or @FILE suffix for SDT events
>       perf probe: Support a special SDT probe format
>       perf build: Add sdt feature detection
>       perf-test: Add a test case for SDT event
> 
> 
>  tools/perf/Documentation/perf-buildid-cache.txt |    3 
>  tools/perf/Documentation/perf-probe.txt         |   32 +
>  tools/perf/Makefile.perf                        |    3 
>  tools/perf/builtin-list.c                       |    6 
>  tools/perf/builtin-probe.c                      |   30 +
>  tools/perf/config/Makefile                      |   10 
>  tools/perf/tests/Build                          |    1 
>  tools/perf/tests/builtin-test.c                 |    4 
>  tools/perf/tests/make                           |    3 
>  tools/perf/tests/sdt.c                          |  114 +++++
>  tools/perf/tests/tests.h                        |    1 
>  tools/perf/util/build-id.c                      |  196 ++++++++-
>  tools/perf/util/build-id.h                      |    6 
>  tools/perf/util/parse-events.c                  |   83 ++++
>  tools/perf/util/parse-events.h                  |    2 
>  tools/perf/util/probe-event.c                   |  490 ++++++++++++++++++++--
>  tools/perf/util/probe-event.h                   |    6 
>  tools/perf/util/probe-file.c                    |  504 +++++++++++++++++++++++
>  tools/perf/util/probe-file.h                    |   41 ++
>  tools/perf/util/symbol-elf.c                    |  252 ++++++++++++
>  tools/perf/util/symbol.h                        |   22 +
>  tools/perf/util/util.c                          |   13 -
>  22 files changed, 1736 insertions(+), 86 deletions(-)
>  create mode 100644 tools/perf/tests/sdt.c
> 
> --
> Masami Hiramatsu


-- 
Masami Hiramatsu