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Sat, 06 Mar 2021 14:14:20 -0500 X-MC-Unique: Bw1eYs0TPKWAoRD0eowtSg-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id C6FD480006E; Sat, 6 Mar 2021 19:14:17 +0000 (UTC) Received: from krava (unknown [10.40.192.64]) by smtp.corp.redhat.com (Postfix) with SMTP id AC6025D6A1; Sat, 6 Mar 2021 19:14:14 +0000 (UTC) Date: Sat, 6 Mar 2021 20:14:13 +0100 From: Jiri Olsa To: "nakamura.shun@fujitsu.com" Cc: John Garry , "will@kernel.org" , "mathieu.poirier@linaro.org" , "leo.yan@linaro.org" , "peterz@infradead.org" , "mingo@redhat.com" , "acme@kernel.org" , "mark.rutland@arm.com" , "alexander.shishkin@linux.intel.com" , "namhyung@kernel.org" , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" Subject: Re: [PATCH v7 2/4] perf tools: Add lexical definition of event name Message-ID: References: <20210304032610.3112996-1-nakamura.shun@fujitsu.com> <20210304032610.3112996-3-nakamura.shun@fujitsu.com> <74955041-45ab-10df-e044-5d64898c81d9@huawei.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210306_191448_348506_76CE5845 X-CRM114-Status: GOOD ( 14.42 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Fri, Mar 05, 2021 at 10:09:20AM +0000, nakamura.shun@fujitsu.com wrote: > Hi, John > > > > From: Shunsuke Nakamura > > > > > > Add the lexical definition of event name so that the numbers are recognizable. > > > > > > > Sorry for the hassle, but it's not clear that we got a definitive > > conclusion on this patch from v6 series: > > > > https://lore.kernel.org/lkml/YCuo01Wxxe%2FMCrC5@krava/ > > > > Would it be so much worse for you to change format of these event names > > to not start with a numberic? > I was trying to match the specifications published by Fujitsu exactly. > We also thought that being able to parse event names starting with a number would be an improvement for perf. > We've discussed it with the team, but we decided to change the event name. hum, I'm not sure what's the final decision in here.. are you keeping numbers in the start? would be much easier if you did not ;-) jirka _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel