diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-15 23:26:35 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-15 23:26:35 +0400 |
| commit | 83c2f912b43c3a7babbb6cb7ae2a5276c1ed2a3e (patch) | |
| tree | eaa7f50dea154d9f19721db69c7adde64d48848f /tools/perf/builtin-top.c | |
| parent | f0ed5b9a28536b8be2f578a9450cfa42ab31ccf8 (diff) | |
| parent | 172d1b0b73256551f100fc00c69e356d047103f5 (diff) | |
| download | linux-83c2f912b43c3a7babbb6cb7ae2a5276c1ed2a3e.tar.xz | |
Merge branch 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
* 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (39 commits)
perf tools: Fix compile error on x86_64 Ubuntu
perf report: Fix --stdio output alignment when --showcpuutilization used
perf annotate: Get rid of field_sep check
perf annotate: Fix usage string
perf kmem: Fix a memory leak
perf kmem: Add missing closedir() calls
perf top: Add error message for EMFILE
perf test: Change type of '-v' option to INCR
perf script: Add missing closedir() calls
tracing: Fix compile error when static ftrace is enabled
recordmcount: Fix handling of elf64 big-endian objects.
perf tools: Add const.h to MANIFEST to make perf-tar-src-pkg work again
perf tools: Add support for guest/host-only profiling
perf kvm: Do guest-only counting by default
perf top: Don't update total_period on process_sample
perf hists: Stop using 'self' for struct hist_entry
perf hists: Rename total_session to total_period
x86: Add counter when debug stack is used with interrupts enabled
x86: Allow NMIs to hit breakpoints in i386
x86: Keep current stack in NMI breakpoints
...
Diffstat (limited to 'tools/perf/builtin-top.c')
| -rw-r--r-- | tools/perf/builtin-top.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c index 4f81eeb99875..8f80df896038 100644 --- a/tools/perf/builtin-top.c +++ b/tools/perf/builtin-top.c @@ -235,7 +235,6 @@ static struct hist_entry *perf_evsel__add_hist_entry(struct perf_evsel *evsel, if (he == NULL) return NULL; - evsel->hists.stats.total_period += sample->period; hists__inc_nr_events(&evsel->hists, PERF_RECORD_SAMPLE); return he; } @@ -889,6 +888,10 @@ try_again: ui__warning("The %s event is not supported.\n", event_name(counter)); goto out_err; + } else if (err == EMFILE) { + ui__warning("Too many events are opened.\n" + "Try again after reducing the number of events\n"); + goto out_err; } ui__warning("The sys_perf_event_open() syscall " |