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alistair23-linux/tools/perf/util
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Wang Nan 854f736364 perf tools: Don't assume that the parser returns non empty evsel list 
Don't blindly retrieve and use a last element in the lists returned by
parse_events__scanner(), as it may have collected no entries, i.e.
return an empty list.

Signed-off-by: Wang Nan <wangnan0@huawei.com>
Cc: Alexei Starovoitov <ast@plumgrid.com>
Cc: Brendan Gregg <brendan.d.gregg@gmail.com>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: David Ahern <dsahern@gmail.com>
Cc: He Kuang <hekuang@huawei.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Kaixu Xia <xiakaixu@huawei.com>
Cc: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Zefan Li <lizefan@huawei.com>
Cc: pi3orama@163.com
Link: http://lkml.kernel.org/r/1441523623-152703-2-git-send-email-wangnan0@huawei.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
 		2015-09-21 18:01:17 -03:00
..
include perf tools: regs_query_register_offset() infrastructure 2015-09-15 09:48:33 -03:00
intel-pt-decoder x86/insn: perf tools: Add new xsave instructions 2015-09-04 12:01:04 -03:00
scripting-engines tools lib traceevent: Support function __get_dynamic_array_len 2015-09-02 16:30:46 -03:00
Build perf env: Move perf_env out of header.h and session.c into separate object 2015-09-14 12:50:19 -03:00
PERF-VERSION-GEN perf tools: Fix version when building out of tree 2013-11-07 10:40:47 -03:00
abspath.c
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alias.c perf tools: Introduce zfree 2013-12-27 15:17:00 -03:00
annotate.c perf tools: /proc/kcore requires CAP_SYS_RAWIO message too noisy 2015-08-21 10:29:23 -03:00
annotate.h perf annotate: Compute IPC and basic block cycles 2015-08-06 16:36:12 -03:00
auxtrace.c perf tools: Add Intel BTS support 2015-08-21 11:34:10 -03:00
auxtrace.h perf tools: Add Intel BTS support 2015-08-21 11:34:10 -03:00
bitmap.c
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build-id.c perf buildid: Introduce sysfs/filename__sprintf_build_id 2015-08-28 14:53:50 -03:00
build-id.h perf buildid: Introduce sysfs/filename__sprintf_build_id 2015-08-28 14:53:50 -03:00
cache.h perf report: Fix some option handling on --stdio 2015-05-14 10:05:22 -03:00
callchain.c perf callchain: Move option parsing code to util.c 2015-08-08 14:16:49 -03:00
callchain.h perf callchain: Move option parsing code to util.c 2015-08-08 14:16:49 -03:00
cgroup.c perf cgroup: Use atomic.h for refcounting 2015-05-15 16:12:20 -03:00
cgroup.h perf cgroup: Use atomic.h for refcounting 2015-05-15 16:12:20 -03:00
cloexec.c perf bench numa: Fix to show proper convergence stats 2015-06-25 12:28:35 -03:00
cloexec.h perf tools: Fix build errors with mipsel-linux-uclibc compiler 2015-08-05 16:56:16 -03:00
color.c perf tools: Do not include escape sequences in color_vfprintf return 2015-08-05 16:46:06 -03:00
color.h perf tools: Remove trail argument to color vsprintf 2015-08-05 16:44:02 -03:00
comm.c perf comm: Use atomic.h for refcounting 2015-05-27 12:21:43 -03:00
comm.h perf tools: Add facility to export data in database-friendly way 2014-10-29 10:32:49 -02:00
config.c perf tools: Introduce llvm config options 2015-08-07 10:16:59 -03:00
counts.c perf stat: Move perf_counts struct and functions into separate object 2015-08-08 14:16:49 -03:00
counts.h perf stat: Move perf_counts struct and functions into separate object 2015-08-08 14:16:49 -03:00
cpumap.c perf cpu_map: Use sysfs__read_int in get_{core,socket}_id() 2015-09-14 12:50:27 -03:00
cpumap.h perf cpumap: Factor out functions to get core_id and socket_id 2015-09-02 16:30:47 -03:00
ctype.c
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data-convert-bt.c perf data: Fix signedness of value 2015-04-29 10:37:49 -03:00
data-convert-bt.h perf data: Support using -f to override perf.data file ownership for 'convert' 2015-04-02 13:18:52 -03:00
data.c perf util: Replace strerror with strerror_r for thread-safety 2014-08-15 10:58:35 -03:00
data.h perf tools: Add perf_data_file__write interface 2013-12-02 09:22:46 -03:00
db-export.c perf db-export: Fix thread ref-counting 2015-05-29 12:43:39 -03:00
db-export.h perf db-export: No need to have ->thread twice in struct export_sample 2015-04-02 13:18:43 -03:00
debug.c perf tools: Introduce veprintf 2015-08-06 15:30:38 -03:00
debug.h perf tools: Introduce veprintf 2015-08-06 15:30:38 -03:00
dso.c perf tools: Reference count struct dso 2015-06-08 10:31:40 -03:00
dso.h perf annotate: Reset the dso find_symbol cache when removing symbols 2015-08-24 13:33:14 -03:00
dwarf-aux.c perf probe: Fix to add missed brace around if block 2015-08-13 14:51:26 -03:00
dwarf-aux.h perf probe: Ignore tail calls to probed functions 2015-05-14 10:05:09 -03:00
env.c perf env: Introduce read_cpu_topology_map() method 2015-09-14 12:50:28 -03:00
env.h perf env: Introduce read_cpu_topology_map() method 2015-09-14 12:50:28 -03:00
environment.c perf report: Fix some option handling on --stdio 2015-05-14 10:05:22 -03:00
event.c perf tools: Add processor socket info to hist_entry and addr_location 2015-09-14 12:50:29 -03:00
event.h perf tools: Add support for cycles, weight branch_info field 2015-08-06 16:29:45 -03:00
evlist.c Merge branch 'perf/urgent' into perf/core, to resolve a conflict 2015-09-16 09:19:56 +02:00
evlist.h perf evlist: Fix splice_list_tail() not setting evlist 2015-09-15 10:23:17 -03:00
evsel.c Merge branch 'perf/urgent' into perf/core, to resolve a conflict 2015-09-16 09:19:56 +02:00
evsel.h Merge branch 'perf/urgent' into perf/core, to resolve a conflict 2015-09-16 09:19:56 +02:00
exec_cmd.c
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exec_cmd.h
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find-vdso-map.c perf tools: Build programs to copy 32-bit compatibility 2014-10-29 10:32:48 -02:00
generate-cmdlist.sh tools/perf: Standardize feature support define names to: HAVE_{FEATURE}_SUPPORT 2013-10-09 08:48:28 +02:00
header.c Merge branch 'perf/urgent' into perf/core, to resolve a conflict 2015-09-16 09:19:56 +02:00
header.h perf env: Move perf_env out of header.h and session.c into separate object 2015-09-14 12:50:19 -03:00
help.c perf tools: Use zfree to help detect use after free bugs 2013-12-27 17:08:19 -03:00
help.h
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hist.c perf hists browser: Zoom in/out for processor socket 2015-09-14 13:02:08 -03:00
hist.h perf hists browser: Zoom in/out for processor socket 2015-09-14 13:02:08 -03:00
intel-bts.c perf tools: Fix use of wrong event when processing exit events 2015-09-02 17:46:26 -03:00
intel-bts.h perf tools: Add Intel BTS support 2015-08-21 11:34:10 -03:00
intel-pt.c perf/core improvements and fixes: 2015-09-08 16:22:29 +02:00
intel-pt.h perf tools: Pass Intel PT information for decoding MTC and CYC 2015-08-24 17:46:43 -03:00
intlist.c perf util: Add findnew method to intlist 2013-10-14 10:28:48 -03:00
intlist.h perf util: Add findnew method to intlist 2013-10-14 10:28:48 -03:00
kvm-stat.h perf kvm: Support using -f to override perf.data.guest file ownership 2015-04-02 13:18:47 -03:00
levenshtein.c
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levenshtein.h
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llvm-utils.c perf tests: Add LLVM test for eBPF on-the-fly compiling 2015-08-07 10:57:24 -03:00
llvm-utils.h perf tests: Add LLVM test for eBPF on-the-fly compiling 2015-08-07 10:57:24 -03:00
lzma.c perf tools: Add lzma decompression support for kernel module 2015-03-21 14:53:40 -03:00
machine.c perf machine: Add pointer to sample's environment 2015-09-14 12:50:29 -03:00
machine.h perf machine: Add pointer to sample's environment 2015-09-14 12:50:29 -03:00
map.c perf tools: Initialize reference counts in map__clone() 2015-08-21 12:39:30 -03:00
map.h perf symbols: Introduce map__is_(kernel,kmodule)() 2015-07-23 11:28:36 -03:00
ordered-events.c perf ordered_events: Clear the progress bar at the end of a flush 2015-08-24 17:16:22 -03:00
ordered-events.h perf ordered_samples: Remove references to perf_{evlist,tool} and machines 2015-03-31 17:52:32 -03:00
pager.c perf report: Fix some option handling on --stdio 2015-05-14 10:05:22 -03:00
parse-branch-options.c perf record: Add support for sampling indirect jumps 2015-06-07 16:08:31 +02:00
parse-branch-options.h perf tools: Move branch option parsing to own file 2015-05-27 21:02:17 -03:00
parse-events.c perf tools: Don't assume that the parser returns non empty evsel list 2015-09-21 18:01:17 -03:00
parse-events.h perf tools: Propagate error info for the tracepoint parsing 2015-09-15 09:48:32 -03:00
parse-events.l perf callchain: Per-event type selection support 2015-08-12 13:20:27 -03:00
parse-events.y perf tools: Enhance parsing events tracepoint error output 2015-09-15 09:48:33 -03:00
parse-options.c perf env: Adopt perf_header__set_cmdline 2015-09-14 12:50:21 -03:00
parse-options.h perf record: Add AUX area tracing Snapshot Mode support 2015-05-05 18:13:01 -03:00
parse-regs-options.c perf record: Add ability to name registers to record 2015-08-31 18:01:33 -03:00
parse-regs-options.h perf record: Add ability to name registers to record 2015-08-31 18:01:33 -03:00
path.c tools/perf: Turn strlcpy() into a __weak function 2013-10-09 08:48:49 +02:00
perf_regs.c perf tools: Fix link time error with sample_reg_masks on non x86 2015-09-01 13:04:41 -03:00
perf_regs.h perf tools: Fix link time error with sample_reg_masks on non x86 2015-09-01 13:04:41 -03:00
pmu.c perf tools: Add Intel BTS support 2015-08-21 11:34:10 -03:00
pmu.h perf tools: Add perf_pmu__format_bits() 2015-08-06 16:49:01 -03:00
pmu.l
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pmu.y perf tools: Fix build with bison 2.3 and older. 2013-02-14 16:12:34 -03:00
probe-event.c perf probe: Export init/exit_probe_symbol_maps() 2015-09-15 09:48:32 -03:00
probe-event.h perf probe: Export init/exit_probe_symbol_maps() 2015-09-15 09:48:32 -03:00
probe-file.c perf tools: Switch to tracing_path interface on appropriate places 2015-09-14 12:50:16 -03:00
probe-file.h perf probe: Print deleted events in cmd_probe() 2015-09-04 12:43:44 -03:00
probe-finder.c perf probe: Support probing at absolute address 2015-08-26 10:41:12 -03:00
probe-finder.h perf probe: Introduce probe_conf global configs 2015-05-08 16:26:26 -03:00
pstack.c perf tools: Introduce pstack_peek() 2015-05-05 18:13:22 -03:00
pstack.h perf tools: Introduce pstack_peek() 2015-05-05 18:13:22 -03:00
python-ext-sources perf stat: Move perf_counts struct and functions into separate object 2015-08-08 14:16:49 -03:00
python.c perf python: Add missing PERF_RECORD_{MMAP2,AUX,etc} 2015-07-29 10:51:45 -03:00
quote.c
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quote.h
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rblist.c perf util: Add findnew method to intlist 2013-10-14 10:28:48 -03:00
rblist.h perf util: Add findnew method to intlist 2013-10-14 10:28:48 -03:00
record.c perf tools: Add a helper function to probe whether cpu-wide tracing is possible 2015-08-17 11:08:37 -03:00
run-command.c perf util: Replace strerror with strerror_r for thread-safety 2014-08-15 10:58:35 -03:00
run-command.h
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session.c perf machine: Add pointer to sample's environment 2015-09-14 12:50:29 -03:00
session.h perf tools: Add AUX area tracing index 2015-05-04 19:48:47 -03:00
setup.py tools lib api: Rename libapikfs.a to libapi.a 2015-02-12 17:55:18 -03:00
sigchain.c
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sigchain.h
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sort.c perf tools: Introduce new sort type "socket" for the processor socket 2015-09-14 12:50:30 -03:00
sort.h perf tools: Introduce new sort type "socket" for the processor socket 2015-09-14 12:50:30 -03:00
srcline.c perf tools: Always use non inlined file name for 'srcfile' sort key 2015-09-02 16:30:46 -03:00
stat-shadow.c perf stat: Fix transaction lenght metrics 2015-07-28 12:05:04 -03:00
stat.c perf stat: Fix per-pkg event reporting bug 2015-09-16 18:01:03 -03:00
stat.h perf stat: Move perf_counts struct and functions into separate object 2015-08-08 14:16:49 -03:00
strbuf.c perf tools: Use zfree to help detect use after free bugs 2013-12-27 17:08:19 -03:00
strbuf.h
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strfilter.c perf tools: Add strfilter__string to recover rules string 2015-05-04 12:43:54 -03:00
strfilter.h perf tools: Add strfilter__string to recover rules string 2015-05-04 12:43:54 -03:00
string.c perf tools: Asprintf like functions to format integer filter expression 2015-07-06 10:21:46 -03:00
strlist.c perf strlist: Make parse_list() private 2015-07-20 14:51:07 -03:00
strlist.h perf strlist: Make parse_list() private 2015-07-20 14:51:07 -03:00
svghelper.c perf tools: Add reference counting for cpu_map object 2015-06-25 15:15:50 -03:00
svghelper.h perf timechart: Implement IO mode 2014-07-10 00:22:54 +02:00
symbol-elf.c Revert "perf symbols: Fix mismatched declarations for elf_getphdrnum" 2015-09-17 13:10:05 -03:00
symbol-minimal.c perf symbols: Save DSO loading errno to better report errors 2015-03-24 12:08:43 -03:00
symbol.c perf tools: Rename perf_session_env to perf_env 2015-08-28 14:53:55 -03:00
symbol.h perf tools: Add processor socket info to hist_entry and addr_location 2015-09-14 12:50:29 -03:00
target.c perf target: Simplify handling of strerror_r return 2015-03-24 12:08:30 -03:00
target.h perf target: Move the checking of which map function to call into function. 2013-12-04 13:46:37 -03:00
thread-stack.c perf tools: Ensure thread-stack is flushed 2015-06-19 16:03:33 -03:00
thread-stack.h perf tools: Ensure thread-stack is flushed 2015-06-19 16:03:33 -03:00
thread.c perf tools: Avoid deadlock when map_groups are broken 2015-08-19 14:15:09 -03:00
thread.h perf tools: Elliminate alignment holes 2015-05-18 10:17:33 -03:00
thread_map.c perf/core improvements and fixes: 2015-07-21 07:58:06 +02:00
thread_map.h perf thrad_map: Add comm string into array 2015-06-26 11:07:01 -03:00
tool.h perf tools: Add new PERF_RECORD_SWITCH event 2015-07-23 22:51:13 -03:00
top.c perf tools: Rename 'perf_record_opts' to 'record_opts 2013-12-19 14:43:45 -03:00
top.h tools: Consolidate types.h 2014-05-01 21:22:39 +02:00
trace-event-info.c tools lib api fs: Move tracing_path interface into api/fs/tracing_path.c 2015-09-04 12:00:45 -03:00
trace-event-parse.c perf tools: Stop reading the kallsyms data from perf.data 2015-07-23 22:51:11 -03:00
trace-event-read.c perf tools: Stop reading the kallsyms data from perf.data 2015-07-23 22:51:11 -03:00
trace-event-scripting.c perf scripting: No need to pass thread twice to the scripting callbacks 2015-04-02 13:18:41 -03:00
trace-event.c perf evsel: Propagate error info from tp_format 2015-09-15 09:48:33 -03:00
trace-event.h perf python: Remove dependency on 'machine' methods 2015-07-29 10:51:44 -03:00
tsc.c perf tools: Move rdtsc() function 2014-07-23 11:48:11 -03:00
tsc.h perf tools: Move rdtsc() function 2014-07-23 11:48:11 -03:00
unwind-libdw.c perf callchains: Use thread->mg->machine 2014-10-29 10:32:46 -02:00
unwind-libdw.h perf tools: Add libdw DWARF post unwind support 2014-02-24 09:29:36 -03:00
unwind-libunwind.c perf unwind: Fix a compile error 2015-06-16 10:40:03 -03:00
unwind.h perf callchains: Use thread->mg->machine 2014-10-29 10:32:46 -02:00
usage.c
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util.c Merge branch 'perf/urgent' into perf/core, to pick up fixes before applying new changes 2015-09-18 09:24:01 +02:00
util.h tools lib api fs: Replace debugfs/tracefs objects interface with fs.c 2015-09-14 12:50:15 -03:00
values.c perf tools: Use zfree to help detect use after free bugs 2013-12-27 17:08:19 -03:00
values.h tools: Consolidate types.h 2014-05-01 21:22:39 +02:00
vdso.c perf tools: Fix lockup using 32-bit compat vdso 2015-07-07 11:05:08 -03:00
vdso.h perf machine: Fix up vdso methods names 2015-05-29 12:43:44 -03:00
wrapper.c perf tools: Use __maybe_used for unused variables 2012-09-11 12:19:15 -03:00
xyarray.c perf tools: Introduce xyarray__reset function 2015-06-16 10:34:39 -03:00
xyarray.h perf tools: Introduce xyarray__reset function 2015-06-16 10:34:39 -03:00
zlib.c perf tools: Add gzip decompression support for kernel module 2014-11-05 10:11:26 -03:00