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Message-Id: <1338265382-6872-3-git-send-email-namhyung@gmail.com>
Date: Tue, 29 May 2012 13:22:57 +0900
From: Namhyung Kim <namhyung@...il.com>
To: Arnaldo Carvalho de Melo <acme@...stprotocols.net>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>,
Paul Mackerras <paulus@...ba.org>,
Ingo Molnar <mingo@...hat.com>,
Pekka Enberg <penberg@...nel.org>,
LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH 2/7] perf tools: Convert critical messages to ui__error()
There were places where use ui__warning (or even fprintf) to
show critical messages. This patch converts them to ui__error
so that the front-end code can implement appropriate behavior.
Signed-off-by: Namhyung Kim <namhyung@...il.com>
---
tools/perf/builtin-annotate.c | 2 +-
tools/perf/builtin-record.c | 14 +++++++-------
tools/perf/builtin-report.c | 14 ++++++--------
tools/perf/builtin-top.c | 22 +++++++++++-----------
4 files changed, 25 insertions(+), 27 deletions(-)
diff --git a/tools/perf/builtin-annotate.c b/tools/perf/builtin-annotate.c
index 806e0a286634..67522cf87405 100644
--- a/tools/perf/builtin-annotate.c
+++ b/tools/perf/builtin-annotate.c
@@ -215,7 +215,7 @@ static int __cmd_annotate(struct perf_annotate *ann)
}
if (total_nr_samples == 0) {
- ui__warning("The %s file has no samples!\n", session->filename);
+ ui__error("The %s file has no samples!\n", session->filename);
goto out_delete;
}
out_delete:
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index e5cb08427e13..f95840d04e4c 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -264,7 +264,7 @@ try_again:
}
if (err == ENOENT) {
- ui__warning("The %s event is not supported.\n",
+ ui__error("The %s event is not supported.\n",
event_name(pos));
exit(EXIT_FAILURE);
}
@@ -858,8 +858,8 @@ int cmd_record(int argc, const char **argv, const char *prefix __used)
usage_with_options(record_usage, record_options);
if (rec->force && rec->append_file) {
- fprintf(stderr, "Can't overwrite and append at the same time."
- " You need to choose between -f and -A");
+ ui__error("Can't overwrite and append at the same time."
+ " You need to choose between -f and -A");
usage_with_options(record_usage, record_options);
} else if (rec->append_file) {
rec->write_mode = WRITE_APPEND;
@@ -868,8 +868,8 @@ int cmd_record(int argc, const char **argv, const char *prefix __used)
}
if (nr_cgroups && !rec->opts.target.system_wide) {
- fprintf(stderr, "cgroup monitoring only available in"
- " system-wide mode\n");
+ ui__error("cgroup monitoring only available in"
+ " system-wide mode\n");
usage_with_options(record_usage, record_options);
}
@@ -905,7 +905,7 @@ int cmd_record(int argc, const char **argv, const char *prefix __used)
int saved_errno = errno;
perf_target__strerror(&rec->opts.target, err, errbuf, BUFSIZ);
- ui__warning("%s", errbuf);
+ ui__error("%s", errbuf);
err = -saved_errno;
goto out_free_fd;
@@ -933,7 +933,7 @@ int cmd_record(int argc, const char **argv, const char *prefix __used)
else if (rec->opts.freq) {
rec->opts.default_interval = rec->opts.freq;
} else {
- fprintf(stderr, "frequency and count are zero, aborting\n");
+ ui__error("frequency and count are zero, aborting\n");
err = -EINVAL;
goto out_free_fd;
}
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index d58e41445d0d..8c767c6bca91 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -251,13 +251,13 @@ static int perf_report__setup_sample_type(struct perf_report *rep)
if (!(self->sample_type & PERF_SAMPLE_CALLCHAIN)) {
if (sort__has_parent) {
- ui__warning("Selected --sort parent, but no "
+ ui__error("Selected --sort parent, but no "
"callchain data. Did you call "
"'perf record' without -g?\n");
return -EINVAL;
}
if (symbol_conf.use_callchain) {
- ui__warning("Selected -g but no callchain data. Did "
+ ui__error("Selected -g but no callchain data. Did "
"you call 'perf record' without -g?\n");
return -1;
}
@@ -266,17 +266,15 @@ static int perf_report__setup_sample_type(struct perf_report *rep)
!symbol_conf.use_callchain) {
symbol_conf.use_callchain = true;
if (callchain_register_param(&callchain_param) < 0) {
- ui__warning("Can't register callchain "
- "params.\n");
+ ui__error("Can't register callchain params.\n");
return -EINVAL;
}
}
if (sort__branch_mode == 1) {
if (!(self->sample_type & PERF_SAMPLE_BRANCH_STACK)) {
- fprintf(stderr, "selected -b but no branch data."
- " Did you call perf record without"
- " -b?\n");
+ ui__error("Selected -b but no branch data. "
+ "Did you call perf record without -b?\n");
return -1;
}
}
@@ -420,7 +418,7 @@ static int __cmd_report(struct perf_report *rep)
}
if (nr_samples == 0) {
- ui__warning("The %s file has no samples!\n", session->filename);
+ ui__error("The %s file has no samples!\n", session->filename);
goto out_delete;
}
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index 6031dce0429f..906cccb5b4db 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -959,16 +959,16 @@ try_again:
}
if (err == ENOENT) {
- ui__warning("The %s event is not supported.\n",
+ ui__error("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"
+ ui__error("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 "
+ ui__error("The sys_perf_event_open() syscall "
"returned with %d (%s). /bin/dmesg "
"may provide additional information.\n"
"No CONFIG_PERF_EVENTS=y kernel support "
@@ -978,7 +978,7 @@ try_again:
}
if (perf_evlist__mmap(evlist, top->mmap_pages, false) < 0) {
- ui__warning("Failed to mmap with %d (%s)\n",
+ ui__error("Failed to mmap with %d (%s)\n",
errno, strerror(errno));
goto out_err;
}
@@ -994,12 +994,12 @@ static int perf_top__setup_sample_type(struct perf_top *top)
{
if (!top->sort_has_symbols) {
if (symbol_conf.use_callchain) {
- ui__warning("Selected -g but \"sym\" not present in --sort/-s.");
+ ui__error("Selected -g but \"sym\" not present in --sort/-s.");
return -EINVAL;
}
} else if (!top->dont_use_callchains && callchain_param.mode != CHAIN_NONE) {
if (callchain_register_param(&callchain_param) < 0) {
- ui__warning("Can't register callchain params.\n");
+ ui__error("Can't register callchain params.\n");
return -EINVAL;
}
}
@@ -1041,7 +1041,7 @@ static int __cmd_top(struct perf_top *top)
if (pthread_create(&thread, NULL, (use_browser > 0 ? display_thread_tui :
display_thread), top)) {
- printf("Could not create display thread.\n");
+ ui__error("Could not create display thread.\n");
exit(-1);
}
@@ -1050,7 +1050,7 @@ static int __cmd_top(struct perf_top *top)
param.sched_priority = top->realtime_prio;
if (sched_setscheduler(0, SCHED_FIFO, ¶m)) {
- printf("Could not set realtime priority.\n");
+ ui__error("Could not set realtime priority.\n");
exit(-1);
}
}
@@ -1274,7 +1274,7 @@ int cmd_top(int argc, const char **argv, const char *prefix __used)
int saved_errno = errno;
perf_target__strerror(&top.target, status, errbuf, BUFSIZ);
- ui__warning("%s", errbuf);
+ ui__error("%s", errbuf);
status = -saved_errno;
goto out_delete_evlist;
@@ -1288,7 +1288,7 @@ int cmd_top(int argc, const char **argv, const char *prefix __used)
if (!top.evlist->nr_entries &&
perf_evlist__add_default(top.evlist) < 0) {
- pr_err("Not enough memory for event selector list\n");
+ ui__error("Not enough memory for event selector list\n");
return -ENOMEM;
}
@@ -1305,7 +1305,7 @@ int cmd_top(int argc, const char **argv, const char *prefix __used)
else if (top.freq) {
top.default_interval = top.freq;
} else {
- fprintf(stderr, "frequency and count are zero, aborting\n");
+ ui__error("frequency and count are zero, aborting\n");
exit(EXIT_FAILURE);
}
--
1.7.9.2
--
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