linux-kernel - Re: [PATCH] perf/tool: Fix usage of trace events with '-' in trace system name.

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Message-ID: <53315741.9010508@redhat.com>
Date:	Tue, 25 Mar 2014 11:15:29 +0100
From:	Paolo Bonzini <pbonzini@...hat.com>
To:	Christian Borntraeger <borntraeger@...ibm.com>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Paul Mackerras <paulus@...ba.org>,
	Ingo Molnar <mingo@...hat.com>,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>
CC:	KVM <kvm@...r.kernel.org>, linux-s390 <linux-s390@...r.kernel.org>,
	Cornelia Huck <cornelia.huck@...ibm.com>,
	linux-kernel@...r.kernel.org,
	Alexander Yarygin <yarygin@...ux.vnet.ibm.com>
Subject: Re: [PATCH] perf/tool: Fix usage of trace events with '-' in trace
 system name.

Il 24/03/2014 21:49, Christian Borntraeger ha scritto:
>  event_legacy_tracepoint:
> +PE_NAME '-' PE_NAME ':' PE_NAME
> +{
> +	struct parse_events_evlist *data = _data;
> +	struct list_head *list;
> +	char sys_name[strlen($1) + strlen($3) + 2];
> +	sprintf(&sys_name, "%s-%s", $1, $3);
> +
> +	ALLOC_LIST(list);
> +	ABORT_ON(parse_events_add_tracepoint(list, &data->idx, &sys_name, $5));
> +	$$ = list;
> +}

Why isn't '-' part of PE_NAME?

Paolo
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