Namhyung Kim cdce445906 perf top: Add error message for EMFILE ...

When a user tries to open so many events, perf_event_open syscall may
fail with EMFILE. Provide advise for that case.

Cc: Ingo Molnar <mingo@elte.hu>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1325957132-10600-3-git-send-email-namhyung@gmail.com
Signed-off-by: Namhyung Kim <namhyung@gmail.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

2012-01-08 13:26:11 -02:00

..

arch

perf tools: Make perf.data more self-descriptive (v8)

2011-10-07 17:01:24 -03:00

bench

perf tool: Fix gcc 4.6.0 issues

2011-02-07 12:41:41 -02:00

config

perf tools: git mv tools/perf/{features-tests.mak,config/}

2011-04-19 08:18:36 -03:00

Documentation

perf tools: Add support for guest/host-only profiling

2012-01-06 15:49:49 -02:00

python

perf evlist: Store pointer to the cpu and thread maps

2011-01-31 12:40:52 -02:00

scripts

perf script: Add drop monitor script

2011-09-29 16:41:37 -03:00

util

perf tools: Add support for guest/host-only profiling

2012-01-06 15:49:49 -02:00

.gitignore

perf tools: Makefile: Remove various and sundry cruft

2011-02-18 07:43:06 -02:00

builtin-annotate.c

perf report: Accept fifos as input file

2011-12-23 17:01:03 -02:00

builtin-bench.c

perf options: Type check all the remaining OPT_ variants

2010-05-17 16:22:41 -03:00

builtin-buildid-cache.c

perf buildid: add perfconfig option to specify buildid cache dir

2010-06-05 09:34:04 -03:00

builtin-buildid-list.c

perf report: Accept fifos as input file

2011-12-23 17:01:03 -02:00

builtin-diff.c

perf tools: Rename perf_event_ops to perf_tool

2011-11-28 10:39:28 -02:00

builtin-evlist.c

perf report: Accept fifos as input file

2011-12-23 17:01:03 -02:00

builtin-help.c

perf options: Type check all the remaining OPT_ variants

2010-05-17 16:22:41 -03:00

builtin-inject.c

perf tools: Rename perf_event_ops to perf_tool

2011-11-28 10:39:28 -02:00

builtin-kmem.c

perf report: Accept fifos as input file

2011-12-23 17:01:03 -02:00

builtin-kvm.c

perf kvm: Do guest-only counting by default

2012-01-06 15:47:37 -02:00

builtin-list.c

perf list: Allow filtering list of events

2011-02-17 15:38:58 -02:00

builtin-lock.c

perf report: Accept fifos as input file

2011-12-23 17:01:03 -02:00

builtin-probe.c

perf tools: Eliminate duplicate code and use PATH_MAX consistently

2011-11-28 10:11:04 -02:00

builtin-record.c

perf tools: Unify handling of features when writing feature section

2011-12-23 17:02:22 -02:00

builtin-report.c

perf report: Accept fifos as input file

2011-12-23 17:01:03 -02:00

builtin-sched.c

perf report: Accept fifos as input file

2011-12-23 17:01:03 -02:00

builtin-script.c

perf script: Add missing closedir() calls

2012-01-08 12:35:41 -02:00

builtin-stat.c

perf stat: Introduce get_ratio_color() helper

2012-01-03 14:36:32 -02:00

builtin-test.c

perf test: Change type of '-v' option to INCR

2012-01-08 13:25:00 -02:00

builtin-timechart.c

perf report: Accept fifos as input file

2011-12-23 17:01:03 -02:00

builtin-top.c

perf top: Add error message for EMFILE

2012-01-08 13:26:11 -02:00

builtin.h

perf tools: Make perf.data more self-descriptive (v8)

2011-10-07 17:01:24 -03:00

command-list.txt

perf evlist: New command to list the names of events present in a perf.data file

2011-03-15 11:10:48 -03:00

CREDITS

perf_counter tools: Add CREDITS file for Git contributors

2009-06-24 19:54:29 +02:00

design.txt

perf: Fix few typos + cosmetics

2010-01-13 17:39:44 +01:00

Makefile

perf tools: Rename perf_event_ops to perf_tool

2011-11-28 10:39:28 -02:00

MANIFEST

perf tools: Add const.h to MANIFEST to make perf-tar-src-pkg work again

2012-01-06 15:52:18 -02:00

perf-archive.sh

perf buildid: add perfconfig option to specify buildid cache dir

2010-06-05 09:34:04 -03:00

perf.c

perf tools: Simplify debugfs mountpoint handling code

2011-11-28 10:11:28 -02:00

perf.h

perf record: Add ability to record event period

2011-12-20 12:50:09 -02:00