From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934967AbaGPSmf (ORCPT ); Wed, 16 Jul 2014 14:42:35 -0400 Received: from devils.ext.ti.com ([198.47.26.153]:37209 "EHLO devils.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934741AbaGPSmc (ORCPT ); Wed, 16 Jul 2014 14:42:32 -0400 Date: Wed, 16 Jul 2014 13:41:52 -0500 From: Felipe Balbi To: Felipe Balbi CC: Steven Rostedt , , , Linux ARM Kernel Mailing List , Linux Kernel Mailing List , Linux OMAP Mailing List Subject: Re: Function Profiler broken on today's linux-next Message-ID: <20140716184152.GM3016@saruman.home> Reply-To: References: <20140716162328.GJ1365@saruman.home> <20140716122921.71b118a9@gandalf.local.home> <20140716164141.GA3016@saruman.home> <20140716132413.1ede8e1d@gandalf.local.home> <20140716182944.GK3016@saruman.home> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="R92lf0Oi2sxyK3LA" Content-Disposition: inline In-Reply-To: <20140716182944.GK3016@saruman.home> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --R92lf0Oi2sxyK3LA Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi, On Wed, Jul 16, 2014 at 01:29:44PM -0500, Felipe Balbi wrote: > On Wed, Jul 16, 2014 at 01:24:13PM -0400, Steven Rostedt wrote: > > On Wed, 16 Jul 2014 11:41:42 -0500 > > Felipe Balbi wrote: > >=20 > >=20 > > > .config attached. It's actually an ARM platform, I can help out with > > > testing anything you need. > >=20 > > In that case, can you see if it works under my repo? > >=20 > > git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace.git > > branch: ftrace/core >=20 > works fine, thanks. FWIW >=20 > Tested-by: Felipe Balbi Actually it seems like it's not counting time properly if I run my test multiple times in a row: # /root/testusb -t 1 -c 100000 -s 2048 -a # head -3 trace_stat/function0 Function Hit Time Avg = s^2 -------- --- ---- --- = --- thread_interrupt 174876 166120839 us 949.935 us 304= 8498 us # /root/testusb -t 1 -c 100000 -s 2048 -a # head -3 trace_stat/function0 Function Hit Time Avg = s^2 -------- --- ---- --- = --- dwc3_thread_interrupt 286796 967267300 us 419054519= 9 us 3241109 us=20 # /root/testusb -t 1 -c 100000 -s 2048 -a # head -3 trace_stat/function0 Function Hit Time Avg = s^2 -------- --- ---- --- = --- dwc3_thread_interrupt 401346 642632072 us 1601.192= us 1194316 us=20 and so on... --=20 balbi --R92lf0Oi2sxyK3LA Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJTxsdwAAoJEIaOsuA1yqREe1IP/Amm7anoxfyJP1poBVSQXvHk Mq0+w5HGk1hQvdIZASDoQw92X9LRgSByB0/fgupoeD1LkH/dXlMf05aON+YMd1p4 I0DCoug83fk/DYy4ymJRvw4q/5mTeQ0INF0a4CBKSu76FUMeW0h9R91ekxOyjBQd 9OeIIpa5If7Mq6jR1hqxCWmB8Ugt4oIGBv06iOIk5igRFa+DUVU8aSPzofoTUAgy I94VaC9RM6WL+4vpnjd4MyR4ywYx52m//AQ6qe2gICr017hftGzK3j4Rv5LhBDaw JxeTjuO3Zm50DF6IDOPoE3BSeuHn5KCwwrl+L/SNYrqSDnNWWTpUqvWeQ2SmJrCt EIO45rYQUbNAByW8aaBEqq+dTPRKTJ9kslKEHUUrI2am8lYBdBfIh2G2OrZNAEaq iSXxDN1BajpsssG3SD5a8A0/s6Dmreo2dbbsGYrWoCdtgRDQD7sYbRAAOU+t7XuI N0LlOTtdrEYGx3Ess+ZJUN+zYZ+lzEA+BqMZeywr5R+Mt82K0Xgao6XOpkIXngaE 3ECkuEnmMaOd7rUV1TW8c4nkbOSChuyPEFwb7Ld7Yo5i79wVlgWVUjaILD6tg3z3 WG4pTCbU1UONez+gH6mLFs9JzFQnffbGWQaFq2d/Bi9l6/3nqR/AyzWpCLAgepdc BGIEEPNQlpb1Myd3y9lG =fYq6 -----END PGP SIGNATURE----- --R92lf0Oi2sxyK3LA--