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From: Jiri Olsa <jolsa@redhat.com>
To: Kajol Jain <kjain@linux.ibm.com>
Cc: acme@kernel.org, linuxppc-dev@lists.ozlabs.org,
	mpe@ellerman.id.au, sukadev@linux.vnet.ibm.com,
	linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org,
	anju@linux.vnet.ibm.com, maddy@linux.vnet.ibm.com,
	ravi.bangoria@linux.ibm.com, peterz@infradead.org,
	yao.jin@linux.intel.com, ak@linux.intel.com, jolsa@kernel.org,
	kan.liang@linux.intel.com, jmario@redhat.com,
	alexander.shishkin@linux.intel.com, mingo@kernel.org,
	paulus@ozlabs.org, namhyung@kernel.org, mpetlan@redhat.com,
	gregkh@linuxfoundation.org, benh@kernel.crashing.org,
	mamatha4@linux.vnet.ibm.com, mark.rutland@arm.com,
	tglx@linutronix.de
Subject: Re: [PATCH v7 3/6] perf/tools: Refactoring metricgroup__add_metric function
Date: Mon, 30 Mar 2020 21:36:44 +0200	[thread overview]
Message-ID: <20200330193644.GF2490231@krava> (raw)
In-Reply-To: <20200327102528.4267-4-kjain@linux.ibm.com>

On Fri, Mar 27, 2020 at 03:55:25PM +0530, Kajol Jain wrote:

SNIP

> +	eg->ids = ids;
> +	eg->idnum = idnum;
> +	eg->metric_name = pe->metric_name;
> +	eg->metric_expr = pe->metric_expr;
> +	eg->metric_unit = pe->unit;
> +	list_add_tail(&eg->nd, group_list);
> +
> +	return 0;
> +}
> +
>  static int metricgroup__add_metric(const char *metric, struct strbuf *events,
>  				   struct list_head *group_list)
>  {
> @@ -504,35 +538,12 @@ static int metricgroup__add_metric(const char *metric, struct strbuf *events,
>  			continue;
>  		if (match_metric(pe->metric_group, metric) ||
>  		    match_metric(pe->metric_name, metric)) {
> -			const char **ids;
> -			int idnum;
> -			struct egroup *eg;
>  
>  			pr_debug("metric expr %s for %s\n", pe->metric_expr, pe->metric_name);
>  
> -			if (expr__find_other(pe->metric_expr,
> -					     NULL, &ids, &idnum) < 0)
> +			ret = __metricgroup__add_metric(events,	group_list, pe);
> +			if (ret == -EINVAL || !ret)
>  				continue;

what's the point of continue in here? it's end of the loop..

jirka

WARNING: multiple messages have this Message-ID (diff)
From: Jiri Olsa <jolsa@redhat.com>
To: Kajol Jain <kjain@linux.ibm.com>
Cc: mark.rutland@arm.com, maddy@linux.vnet.ibm.com,
	peterz@infradead.org, yao.jin@linux.intel.com, mingo@kernel.org,
	kan.liang@linux.intel.com, ak@linux.intel.com,
	alexander.shishkin@linux.intel.com, anju@linux.vnet.ibm.com,
	mamatha4@linux.vnet.ibm.com, sukadev@linux.vnet.ibm.com,
	ravi.bangoria@linux.ibm.com, acme@kernel.org, jmario@redhat.com,
	namhyung@kernel.org, tglx@linutronix.de, mpetlan@redhat.com,
	gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org,
	linux-perf-users@vger.kernel.org, jolsa@kernel.org,
	linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH v7 3/6] perf/tools: Refactoring metricgroup__add_metric function
Date: Mon, 30 Mar 2020 21:36:44 +0200	[thread overview]
Message-ID: <20200330193644.GF2490231@krava> (raw)
In-Reply-To: <20200327102528.4267-4-kjain@linux.ibm.com>

On Fri, Mar 27, 2020 at 03:55:25PM +0530, Kajol Jain wrote:

SNIP

> +	eg->ids = ids;
> +	eg->idnum = idnum;
> +	eg->metric_name = pe->metric_name;
> +	eg->metric_expr = pe->metric_expr;
> +	eg->metric_unit = pe->unit;
> +	list_add_tail(&eg->nd, group_list);
> +
> +	return 0;
> +}
> +
>  static int metricgroup__add_metric(const char *metric, struct strbuf *events,
>  				   struct list_head *group_list)
>  {
> @@ -504,35 +538,12 @@ static int metricgroup__add_metric(const char *metric, struct strbuf *events,
>  			continue;
>  		if (match_metric(pe->metric_group, metric) ||
>  		    match_metric(pe->metric_name, metric)) {
> -			const char **ids;
> -			int idnum;
> -			struct egroup *eg;
>  
>  			pr_debug("metric expr %s for %s\n", pe->metric_expr, pe->metric_name);
>  
> -			if (expr__find_other(pe->metric_expr,
> -					     NULL, &ids, &idnum) < 0)
> +			ret = __metricgroup__add_metric(events,	group_list, pe);
> +			if (ret == -EINVAL || !ret)
>  				continue;

what's the point of continue in here? it's end of the loop..

jirka


  parent reply	other threads:[~2020-03-30 19:36 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-27 10:25 [PATCH v7 0/6] powerpc/perf: Add json file metric support for the hv_24x7 socket/chip level events Kajol Jain
2020-03-27 10:25 ` Kajol Jain
2020-03-27 10:25 ` [PATCH v7 1/6] perf expr: Add expr_ prefix for parse_ctx and parse_id Kajol Jain
2020-03-27 10:25   ` Kajol Jain
2020-03-27 10:25 ` [PATCH v7 2/6] perf expr: Add expr_scanner_ctx object Kajol Jain
2020-03-27 10:25   ` Kajol Jain
2020-03-27 10:25 ` [PATCH v7 3/6] perf/tools: Refactoring metricgroup__add_metric function Kajol Jain
2020-03-27 10:25   ` Kajol Jain
2020-03-30 19:36   ` Jiri Olsa
2020-03-30 19:36     ` Jiri Olsa
2020-03-30 19:36   ` Jiri Olsa [this message]
2020-03-30 19:36     ` Jiri Olsa
2020-03-27 10:25 ` [PATCH v7 4/6] perf/tools: Enhance JSON/metric infrastructure to handle "?" Kajol Jain
2020-03-27 10:25   ` Kajol Jain
2020-03-30 19:35   ` Jiri Olsa
2020-03-30 19:35     ` Jiri Olsa
2020-03-30 19:35   ` Jiri Olsa
2020-03-30 19:35     ` Jiri Olsa
2020-03-27 10:25 ` [PATCH v7 5/6] tools/perf: Enable Hz/hz prinitg for --metric-only option Kajol Jain
2020-03-27 10:25   ` Kajol Jain
2020-03-27 10:25 ` [PATCH v7 6/6] perf/tools/pmu-events/powerpc: Add hv_24x7 socket/chip level metric events Kajol Jain
2020-03-27 10:25   ` Kajol Jain

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