From: Namhyung Kim <namhyung@kernel.org>
To: Jiri Olsa <jolsa@kernel.org>
Cc: linux-kernel@vger.kernel.org, Jiri Olsa <jolsa@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Corey Ashford <cjashfor@linux.vnet.ibm.com>,
David Ahern <dsahern@gmail.com>,
Frederic Weisbecker <fweisbec@gmail.com>,
Ingo Molnar <mingo@kernel.org>,
Jean Pihet <jean.pihet@linaro.org>,
Paul Mackerras <paulus@samba.org>,
Peter Zijlstra <a.p.zijlstra@chello.nl>
Subject: Re: [PATCH 13/17] perf tools: Add perf_config_u64 function
Date: Fri, 13 Jun 2014 21:07:43 +0900 [thread overview]
Message-ID: <1402661263.2178.21.camel@leonhard> (raw)
In-Reply-To: <1402610913-19059-14-git-send-email-jolsa@kernel.org>
2014-06-13 (금), 00:08 +0200, Jiri Olsa:
> From: Jiri Olsa <jolsa@redhat.com>
>
> Adding perf_config_u64 function to be able to parse
> 'llong' values out of config file.
>
> Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
> Cc: David Ahern <dsahern@gmail.com>
> Cc: Frederic Weisbecker <fweisbec@gmail.com>
> Cc: Ingo Molnar <mingo@kernel.org>
> Cc: Jean Pihet <jean.pihet@linaro.org>
> Cc: Namhyung Kim <namhyung@kernel.org>
> Cc: Paul Mackerras <paulus@samba.org>
> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
> Signed-off-by: Jiri Olsa <jolsa@kernel.org>
> ---
> tools/perf/util/cache.h | 1 +
> tools/perf/util/config.c | 22 ++++++++++++++++++++++
> 2 files changed, 23 insertions(+)
>
> diff --git a/tools/perf/util/cache.h b/tools/perf/util/cache.h
> index 7b176dd..5cf9e1b 100644
> --- a/tools/perf/util/cache.h
> +++ b/tools/perf/util/cache.h
> @@ -22,6 +22,7 @@ typedef int (*config_fn_t)(const char *, const char *, void *);
> extern int perf_default_config(const char *, const char *, void *);
> extern int perf_config(config_fn_t fn, void *);
> extern int perf_config_int(const char *, const char *);
> +extern u64 perf_config_u64(const char *, const char *);
> extern int perf_config_bool(const char *, const char *);
> extern int config_error_nonbool(const char *);
> extern const char *perf_config_dirname(const char *, const char *);
> diff --git a/tools/perf/util/config.c b/tools/perf/util/config.c
> index 24519e1..e68bbe3 100644
> --- a/tools/perf/util/config.c
> +++ b/tools/perf/util/config.c
> @@ -286,6 +286,20 @@ static int parse_unit_factor(const char *end, unsigned long *val)
> return 0;
> }
>
> +static int perf_parse_llong(const char *value, long long *ret)
> +{
> + if (value && *value) {
> + char *end;
> + long val = strtoll(value, &end, 0);
Why not declare the val as long long?
> + unsigned long factor = 1;
Also please add a blank line between declaration and actual body.
Thanks,
Namhyung
> + if (!parse_unit_factor(end, &factor))
> + return 0;
> + *ret = val * factor;
> + return 1;
> + }
> + return 0;
> +}
> +
> static int perf_parse_long(const char *value, long *ret)
> {
> if (value && *value) {
> @@ -307,6 +321,14 @@ static void die_bad_config(const char *name)
> die("bad config value for '%s'", name);
> }
>
> +u64 perf_config_u64(const char *name, const char *value)
> +{
> + long long ret = 0;
> + if (!perf_parse_llong(value, &ret))
> + die_bad_config(name);
> + return (u64) ret;
> +}
> +
> int perf_config_int(const char *name, const char *value)
> {
> long ret = 0;
next prev parent reply other threads:[~2014-06-13 12:07 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-12 22:08 [PATCH 00/17] perf tools: Factor ordered samples queue Jiri Olsa
2014-06-12 22:08 ` [PATCH 01/17] perf tools: Always force PERF_RECORD_FINISHED_ROUND event Jiri Olsa
2014-06-13 11:51 ` Namhyung Kim
2014-06-15 17:17 ` Jiri Olsa
2014-06-12 22:08 ` [PATCH 02/17] perf tools: Fix accounting of ordered samples queue Jiri Olsa
2014-06-12 22:08 ` [PATCH 03/17] perf tools: Rename ordered_samples to ordered_events Jiri Olsa
2014-06-12 22:08 ` [PATCH 04/17] perf tools: Rename ordered_events_queue members Jiri Olsa
2014-06-12 22:08 ` [PATCH 05/17] perf tools: Add ordered_events_(get|put) interface Jiri Olsa
2014-06-13 12:05 ` Namhyung Kim
2014-06-15 17:27 ` Jiri Olsa
2014-06-12 22:08 ` [PATCH 06/17] perf tools: Factor ordered_events_flush to be more generic Jiri Olsa
2014-06-12 22:08 ` [PATCH 07/17] perf tools: Limit ordered events queue size Jiri Olsa
2014-06-12 22:08 ` [PATCH 08/17] perf tools: Flush ordered events in case of allocation failure Jiri Olsa
2014-06-12 22:08 ` [PATCH 09/17] perf tools: Make perf_session_deliver_event global Jiri Olsa
2014-06-12 22:08 ` [PATCH 10/17] perf tools: Create ordered-events object Jiri Olsa
2014-06-12 22:08 ` [PATCH 11/17] perf tools: Add ordered_events_queue_init function Jiri Olsa
2014-06-12 22:08 ` [PATCH 12/17] perf tools: Add ordered_events_queue_free function Jiri Olsa
2014-06-12 22:08 ` [PATCH 13/17] perf tools: Add perf_config_u64 function Jiri Olsa
2014-06-13 12:07 ` Namhyung Kim [this message]
2014-06-15 17:48 ` Jiri Olsa
2014-06-12 22:08 ` [PATCH 14/17] perf tools: Add report.queue-size config file option Jiri Olsa
2014-06-13 12:08 ` Namhyung Kim
2014-06-15 17:54 ` Jiri Olsa
2014-06-12 22:08 ` [PATCH 15/17] perf tools: Add debug prints for ordered events queue Jiri Olsa
2014-06-13 12:12 ` Namhyung Kim
2014-06-15 17:58 ` Jiri Olsa
2014-06-12 22:08 ` [PATCH 16/17] perf tools: Limit the ordered events queue by default to 100MB Jiri Olsa
2014-06-12 22:08 ` [PATCH 17/17] perf tools: Allow out of order messages in forced flush Jiri Olsa
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