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Date: Fri, 26 Feb 2016 09:31:48 +0000
From: Wang Nan <wangnan0@...wei.com>
To: Alexei Starovoitov <ast@...nel.org>,
Arnaldo Carvalho de Melo <acme@...hat.com>,
Arnaldo Carvalho de Melo <acme@...nel.org>
CC: Jiri Olsa <jolsa@...nel.org>, Li Zefan <lizefan@...wei.com>,
"Peter Zijlstra" <peterz@...radead.org>, <pi3orama@....com>,
Wang Nan <wangnan0@...wei.com>, <linux-kernel@...r.kernel.org>
Subject: [PATCH 00/46] perf tools: Fix and improvements (bpf and overwrite)
Hi Arnaldo,
The following changes since commit bb109acc4adeae425147ca87b84d312ea40f24f1:
perf tools: Fix parsing of pmu events with empty list of modifiers (2016-02-25 10:56:21 -0300)
are available in the git repository at:
https://git.kernel.org/pub/scm/linux/kernel/git/pi3orama/linux.git tags/perf-core-for-acme
for you to fetch changes up to 29b1d94f369d1e7b16416e8944489430073be01d:
perf tools: Don't warn about out of order event if write_backward is used (2016-02-26 09:11:20 +0000)
----------------------------------------------------------------
- BPF related: 'perf trace' support bpf-output event
- perf overwrite support: Code improvements based on Jiri's suggestion
Signed-off-by: Wang Nan <wangnan0@...wei.com>
----------------------------------------------------------------
Wang Nan (46):
perf tools: Record text offset in dso to calculate objdump address
perf tools: Adjust symbol for shared objects
perf config: Bring perf_default_config to the very beginning at main()
perf trace: Improve error message when receive non-tracepoint events
perf tools: Only set filter for tracepoints events
perf trace: Call bpf__apply_obj_config in 'perf trace'
perf trace: Print content of bpf-output event
perf data: Support converting data from bpf_perf_event_output()
perf data: Explicitly set byte order for integer types
perf core: Introduce new ioctl options to pause and resume ring buffer
perf core: Set event's default overflow_handler
perf core: Prepare writing into ring buffer from end
perf core: Add backward attribute to perf event
perf core: Reduce perf event output overhead by new overflow handler
perf tools: Only validate is_pos for tracking evsels
perf tools: Print write_backward value in perf_event_attr__fprintf
perf tools: Make ordered_events reusable
perf record: Use WARN_ONCE to replace 'if' condition
perf record: Extract synthesize code to record__synthesize()
perf tools: Add perf_data_file__switch() helper
perf record: Turns auxtrace_snapshot_enable into 3 states
perf record: Introduce record__finish_output() to finish a perf.data
perf record: Add '--timestamp-filename' option to append timestamp to output filename
perf record: Split output into multiple files via '--switch-output'
perf record: Force enable --timestamp-filename when --switch-output is provided
perf record: Disable buildid cache options by default in switch output mode
perf record: Re-synthesize tracking events after output switching
perf record: Generate tracking events for process forked by perf
perf record: Ensure return non-zero rc when mmap fail
perf record: Prevent reading invalid data in record__mmap_read
perf tools: Add evlist channel helpers
perf tools: Automatically add new channel according to evlist
perf tools: Operate multiple channels
perf tools: Squash overwrite setting into channel
perf record: Don't read from and poll overwrite channel
perf record: Don't poll on overwrite channel
perf tools: Detect avalibility of write_backward
perf tools: Enable overwrite settings
perf tools: Set write_backward attribut bit for overwrite events
perf tools: Record fd into perf_mmap
perf tools: Add API to pause a channel
perf record: Toggle overwrite ring buffer for reading
perf record: Rename variable to make code clear
perf record: Read from backward ring buffer
perf record: Allow generate tracking events at the end of output
perf tools: Don't warn about out of order event if write_backward is used
include/linux/perf_event.h | 22 +-
include/uapi/linux/perf_event.h | 4 +-
kernel/events/core.c | 73 ++++-
kernel/events/internal.h | 11 +
kernel/events/ring_buffer.c | 63 +++-
tools/perf/builtin-diff.c | 2 -
tools/perf/builtin-help.c | 2 +-
tools/perf/builtin-kmem.c | 4 +-
tools/perf/builtin-record.c | 602 +++++++++++++++++++++++++++++++------
tools/perf/builtin-report.c | 2 +-
tools/perf/builtin-top.c | 4 +-
tools/perf/builtin-trace.c | 69 ++++-
tools/perf/perf.c | 2 +
tools/perf/perf.h | 2 +
tools/perf/tests/llvm.c | 8 -
tools/perf/util/color.c | 5 +-
tools/perf/util/data-convert-bt.c | 120 +++++++-
tools/perf/util/data.c | 38 +++
tools/perf/util/data.h | 11 +-
tools/perf/util/dso.h | 1 +
tools/perf/util/evlist.c | 342 ++++++++++++++++++---
tools/perf/util/evlist.h | 67 ++++-
tools/perf/util/evsel.c | 18 ++
tools/perf/util/evsel.h | 3 +
tools/perf/util/help-unknown-cmd.c | 5 +-
tools/perf/util/map.c | 14 +
tools/perf/util/ordered-events.c | 9 +
tools/perf/util/ordered-events.h | 1 +
tools/perf/util/parse-events.c | 14 +
tools/perf/util/parse-events.h | 2 +
tools/perf/util/parse-events.l | 2 +
tools/perf/util/record.c | 11 +
tools/perf/util/session.c | 28 +-
tools/perf/util/symbol-elf.c | 25 +-
34 files changed, 1385 insertions(+), 201 deletions(-)
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