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perf/urgent fixes and one improvement:

Browse source 
Fixes:
 
 - Fix prev/next_prio formatting for deadline tasks in libtraceevent (Daniel Bristot de Oliveira)
 
 - Robustify reading of build-ids from /sys/kernel/note (Arnaldo Carvalho de Melo)
 
 - Fix building some sample/bpf in Alpine Linux 3.4 (Arnaldo Carvalho de Melo)
 
 - Fix 'make install-bin' to install libtraceevent plugins (Arnaldo Carvalho de Melo)
 
 - Fix 'perf record --switch-output' documentation and comment (Jiri Olsa)
 
 - 'perf probe' fixes for cross arch probing (Masami Hiramatsu)
 
 Improvement:
 
 - Show total scheduling time in 'perf sched timehist' (Namhyumg Kim)
 
 Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
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Merge tag 'perf-urgent-for-mingo-4.10-20170104' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent

Pull perf/urgent fixes and one improvement from Arnaldo Carvalho de Melo:

Fixes:

  - Fix prev/next_prio formatting for deadline tasks in libtraceevent (Daniel Bristot de Oliveira)

  - Robustify reading of build-ids from /sys/kernel/note (Arnaldo Carvalho de Melo)

  - Fix building some sample/bpf in Alpine Linux 3.4 (Arnaldo Carvalho de Melo)

  - Fix 'make install-bin' to install libtraceevent plugins (Arnaldo Carvalho de Melo)

  - Fix 'perf record --switch-output' documentation and comment (Jiri Olsa)

  - Fix 'perf probe' for cross arch probing (Masami Hiramatsu)

Improvement:

  - Show total scheduling time in 'perf sched timehist' (Namhyumg Kim)

Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
This commit is contained in:
Ingo Molnar 2017-01-05 08:33:02 +01:00
commit 4e06d4f083
11 changed files with 108 additions and 47 deletions
Download patch file Download diff file Expand all files Collapse all files

3
tools/lib/subcmd/parse-options.c
View file

@ -213,6 +213,9 @@ static int get_value(struct parse_opt_ctx_t *p,
else
err = get_arg(p, opt, flags, (const char **)opt->value);
if (opt->set)
*(bool *)opt->set = true;
/* PARSE_OPT_NOEMPTY: Allow NULL but disallow empty string. */
if (opt->flags & PARSE_OPT_NOEMPTY) {
const char *val = *(const char **)opt->value;

5
tools/lib/subcmd/parse-options.h
View file

@ -137,6 +137,11 @@ struct option {
{ .type = OPTION_STRING, .short_name = (s), .long_name = (l), \
.value = check_vtype(v, const char **), (a), .help = (h), \
.flags = PARSE_OPT_OPTARG, .defval = (intptr_t)(d) }
#define OPT_STRING_OPTARG_SET(s, l, v, os, a, h, d) \
{ .type = OPTION_STRING, .short_name = (s), .long_name = (l), \
.value = check_vtype(v, const char **), (a), .help = (h), \
.flags = PARSE_OPT_OPTARG, .defval = (intptr_t)(d), \
.set = check_vtype(os, bool *)}
#define OPT_STRING_NOEMPTY(s, l, v, a, h) { .type = OPTION_STRING, .short_name = (s), .long_name = (l), .value = check_vtype(v, const char **), (a), .help = (h), .flags = PARSE_OPT_NOEMPTY}
#define OPT_DATE(s, l, v, h) \
{ .type = OPTION_CALLBACK, .short_name = (s), .long_name = (l), .value = (v), .argh = "time", .help = (h), .callback = parse_opt_approxidate_cb }

4
tools/lib/traceevent/plugin_sched_switch.c
View file

@ -111,7 +111,7 @@ static int sched_switch_handler(struct trace_seq *s,
trace_seq_printf(s, "%lld ", val);
if (pevent_get_field_val(s, event, "prev_prio", record, &val, 0) == 0)
trace_seq_printf(s, "[%lld] ", val);
trace_seq_printf(s, "[%d] ", (int) val);
if (pevent_get_field_val(s, event, "prev_state", record, &val, 0) == 0)
write_state(s, val);
@ -129,7 +129,7 @@ static int sched_switch_handler(struct trace_seq *s,
trace_seq_printf(s, "%lld", val);
if (pevent_get_field_val(s, event, "next_prio", record, &val, 0) == 0)
trace_seq_printf(s, " [%lld]", val);
trace_seq_printf(s, " [%d]", (int) val);
return 0;
}