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699b5b920d
linux/tools/perf
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Namhyung Kim 699b5b920d perf sched timehist: Save callchain when entering idle 
In order to investigate the idleness reason, it is necessary to keep the
callchains when entering idle.  This can be identified by the
sched:sched_switch event having the next_pid field as 0.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Acked-by: David Ahern <dsahern@gmail.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20161208144755.16673-4-namhyung@kernel.org
Link: http://lkml.kernel.org/r/20161213080632.19099-1-namhyung@kernel.org
[ Merged fix from Namhyung, see second Link: tag ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2016-12-15 16:25:44 -03:00
..
arch perf annotate: AArch64 support 2016-12-01 13:03:19 -03:00
bench perf bench futex: Sanitize numeric parameters 2016-10-25 09:50:53 -03:00
Documentation perf tools: Explicitly document that --children is enabled by default 2016-12-07 12:00:35 -03:00
jvmti perf kvmti: Remove unused Makefile file 2016-11-14 12:42:56 -03:00
pmu-events perf vendor events: Support couple more POWER8 PVRs in mapfile 2016-10-17 13:39:47 -03:00
python perf python: Add tracepoint example 2016-07-12 16:23:35 -03:00
scripts perf/core improvements and fixes: 2016-08-04 11:02:38 +02:00
tests perf tools: Cleanup build directory before each test 2016-12-05 16:18:26 -03:00
trace perf trace beauty mmap: Add missing MADV_FREE 2016-09-19 11:25:07 -03:00
ui perf annotate: Show invalid jump offset in error message 2016-11-25 15:56:34 -03:00
util perf callchain: Introduce callchain_cursor__copy() 2016-12-07 12:00:33 -03:00
.gitignore perf tools: Add arch/*/include/generated/ to .gitignore 2016-05-30 12:41:46 -03:00
Build perf c2c: Add c2c command 2016-10-19 13:18:31 -03:00
builtin-annotate.c perf annotate: Add branch stack / basic block 2016-09-08 13:44:03 -03:00
builtin-bench.c perf subcmd: Create subcmd library 2015-12-17 14:27:14 -03:00
builtin-buildid-cache.c tools: Introduce str_error_r() 2016-07-12 15:19:47 -03:00
builtin-buildid-list.c perf subcmd: Create subcmd library 2015-12-17 14:27:14 -03:00
builtin-c2c.c perf c2c: Support cascading options 2016-11-23 10:44:06 -03:00
builtin-config.c perf config: Mark where are config items from (user or system) 2016-11-14 13:10:37 -03:00
builtin-data.c perf data ctf: Add '--all' option for 'perf data convert' 2016-06-28 10:54:57 -03:00
builtin-diff.c perf hists: Add support for header span 2016-08-23 15:37:33 -03:00
builtin-evlist.c perf evlist: Rename for_each() macros to for_each_entry() 2016-06-23 11:26:15 -03:00
builtin-help.c tools: Introduce str_error_r() 2016-07-12 15:19:47 -03:00
builtin-inject.c perf symbols: Remove symbol_filter_t machinery 2016-09-05 11:14:50 -03:00
builtin-kmem.c perf kmem: Add option to specify time window of interest 2016-12-01 13:03:02 -03:00
builtin-kvm.c perf kvm: Use NSEC_PER_USEC 2016-08-23 15:37:33 -03:00
builtin-list.c perf list: Support long jevents descriptions 2016-10-03 21:35:47 -03:00
builtin-lock.c perf subcmd: Create subcmd library 2015-12-17 14:27:14 -03:00
builtin-mem.c perf tools mem: Fix -t store option for record command 2016-08-12 14:39:48 -03:00
builtin-probe.c perf probe: Ignore vmlinux Build-id when offline vmlinux given 2016-09-01 12:42:22 -03:00
builtin-record.c perf tools: Introduce perf hooks 2016-11-29 12:13:27 -03:00
builtin-report.c perf report: Add option to specify time window of interest 2016-12-01 13:03:10 -03:00
builtin-sched.c perf sched timehist: Save callchain when entering idle 2016-12-15 16:25:44 -03:00
builtin-script.c perf script: Add option to specify time window of interest 2016-12-01 13:02:45 -03:00
builtin-stat.c perf tools: Add PMU configuration to tools 2016-09-22 13:07:36 -03:00
builtin-timechart.c perf timechart: Use NSEC_PER_U?SEC 2016-08-23 15:37:33 -03:00
builtin-top.c perf annotate: Start supporting cross arch annotation 2016-11-17 17:12:50 -03:00
builtin-trace.c perf trace: Update tid/pid filtering option to leverage symbol_conf 2016-11-25 16:04:22 -03:00
builtin-version.c perf tools: Move cmd_version() to builtin-version.c 2015-12-09 13:42:03 -03:00
builtin.h perf c2c: Add c2c command 2016-10-19 13:18:31 -03:00
check-headers.sh perf tools: Move headers check into bash script 2016-12-15 16:25:44 -03:00
command-list.txt perf tools: Do not show trace command if it's not compiled in 2016-01-08 12:46:17 -03:00
CREDITS
design.txt
Makefile perf build tests: Do parallell builds with 'build-test' 2016-02-04 15:57:00 -03:00
Makefile.config perf build: Check LLVM version in feature check 2016-12-06 13:21:55 -03:00
Makefile.perf perf tools: Move headers check into bash script 2016-12-15 16:25:44 -03:00
MANIFEST tools lib: Add for_each_clear_bit macro 2016-10-24 11:07:33 -03:00
perf-archive.sh
perf-completion.sh perf tools: Avoid confusion with preloaded bash function for perf bash completion 2015-03-19 13:53:27 -03:00
perf-read-vdso.c perf tools: Build programs to copy 32-bit compatibility 2014-10-29 10:32:48 -02:00
perf-sys.h perf powerpc: Fix build-test failure 2016-09-08 13:44:07 -03:00
perf-with-kcore.sh perf tools: Fix perf-with-kcore handling of arguments containing spaces 2015-08-06 16:48:27 -03:00
perf.c perf c2c: Add c2c command 2016-10-19 13:18:31 -03:00
perf.h tools: Introduce tools/include/linux/time64.h for *SEC_PER_*SEC macros 2016-08-23 15:37:33 -03:00