From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756527AbbAWTyd (ORCPT ); Fri, 23 Jan 2015 14:54:33 -0500 Received: from bear.ext.ti.com ([192.94.94.41]:53630 "EHLO bear.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751844AbbAWTyb (ORCPT ); Fri, 23 Jan 2015 14:54:31 -0500 Date: Fri, 23 Jan 2015 13:53:40 -0600 From: Felipe Balbi To: Felipe Balbi CC: Peter Zijlstra , Paul Mackerras , Ingo Molnar , Arnaldo Carvalho de Melo , Tony Lindgren , Linux Kernel Mailing List , Linux ARM Kernel Mailing List , Linux OMAP Mailing List Subject: Re: perf not capturing stack traces Message-ID: <20150123195340.GF26557@saruman.tx.rr.com> Reply-To: References: <20150123195128.GE26557@saruman.tx.rr.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="mrJd9p1Ce66CJMxE" Content-Disposition: inline In-Reply-To: <20150123195128.GE26557@saruman.tx.rr.com> 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 --mrJd9p1Ce66CJMxE Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi, On Fri, Jan 23, 2015 at 01:51:28PM -0600, Felipe Balbi wrote: > Hi, >=20 > I'm using v3.19-rc5 on an ARM Cortex A9 board. Unfortunately, perf is > not able to capture any stack traces even though I CONFIG_STACKTRACE, > CONFIG_FRAME_POINTER and CONFIG_ARM_UNWIND all enabled. >=20 > I wonder if anybody else is facing similar issues. >=20 > Here's console grab: perf features: Auto-detecting system features: =2E.. dwarf: [ on ] =2E.. glibc: [ on ] =2E.. gtk2: [ OFF ] =2E.. libaudit: [ on ] =2E.. libbfd: [ on ] =2E.. libelf: [ on ] =2E.. libnuma: [ OFF ] =2E.. libperl: [ on ] =2E.. libpython: [ on ] =2E.. libslang: [ on ] =2E.. libunwind: [ on ] =2E.. libdw-dwarf-unwind: [ on ] =2E.. zlib: [ on ] =2E.. DWARF post unwind library: libunwind --=20 balbi --mrJd9p1Ce66CJMxE Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJUwqbEAAoJEIaOsuA1yqRE70gP/ik1JTbPVYndFobQxC3v3KbJ xpdH0eBR8NeUIEfpqlpe86mQcc9WX+V3LZ6CZlt5VlIgMKP28pHIwwsW0clYQYfn nkIMIrjFbL1mm+sLm9HlRKUynafogNnElo2Wij/M0UlcjsxHVhX+M/IZ5LHx4i+j VpQlB9evH2oCG03S63BOL8az8vdqZyZ6uV1yvM4YT2xPVnIZSNIBWxDsWZHEnvFb 7A2RECvDj9I2dluUK/a5ZW1X1rAh/3JCOZJ92SFAjCLupoARwjzUco7IwfOsxzf1 lDjxzM7a2uLNcQ8dprpqoFw/uaegNV7UwuMaW9HpQk1xeqadn7tdgzfuodmY0qMd qIkWVmJLZZbUz9HRTHNDFw3OtUiwZ7p4QniPxHBVGa78ocm8H/v+41I9AraQrpKs w0wieC+wD8Ix5wuKcxQNLZm4nWvslr3Qx1rDo7urEGnLGHxOhETSrk3CIOjgfY9b JsimGjuTPvT1IjKJczjLgFtioRASKIClEqnL39gzA7sn1IHVN/MUb4bEFQNc495z W00n4Yb9z7UaHk7eKUE/WdZXix1hd2qpd3SXmQAmC975R7gtFIKc1FGnFrGMhon4 cN9BK/Rn+tgL9ZcJwbOeBCjGHfHVcId1ikNCphtVhJkUylZ3EYy8j+vr4jDqwxlz DTRfnUd+tPhxg+9slYwf =izn+ -----END PGP SIGNATURE----- --mrJd9p1Ce66CJMxE-- From mboxrd@z Thu Jan 1 00:00:00 1970 From: Felipe Balbi Subject: Re: perf not capturing stack traces Date: Fri, 23 Jan 2015 13:53:40 -0600 Message-ID: <20150123195340.GF26557@saruman.tx.rr.com> References: <20150123195128.GE26557@saruman.tx.rr.com> Reply-To: Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="mrJd9p1Ce66CJMxE" Return-path: Content-Disposition: inline In-Reply-To: <20150123195128.GE26557@saruman.tx.rr.com> Sender: linux-kernel-owner@vger.kernel.org To: Felipe Balbi Cc: Peter Zijlstra , Paul Mackerras , Ingo Molnar , Arnaldo Carvalho de Melo , Tony Lindgren , Linux Kernel Mailing List , Linux ARM Kernel Mailing List , Linux OMAP Mailing List List-Id: linux-omap@vger.kernel.org --mrJd9p1Ce66CJMxE Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi, On Fri, Jan 23, 2015 at 01:51:28PM -0600, Felipe Balbi wrote: > Hi, >=20 > I'm using v3.19-rc5 on an ARM Cortex A9 board. Unfortunately, perf is > not able to capture any stack traces even though I CONFIG_STACKTRACE, > CONFIG_FRAME_POINTER and CONFIG_ARM_UNWIND all enabled. >=20 > I wonder if anybody else is facing similar issues. >=20 > Here's console grab: perf features: Auto-detecting system features: =2E.. dwarf: [ on ] =2E.. glibc: [ on ] =2E.. gtk2: [ OFF ] =2E.. libaudit: [ on ] =2E.. libbfd: [ on ] =2E.. libelf: [ on ] =2E.. libnuma: [ OFF ] =2E.. libperl: [ on ] =2E.. libpython: [ on ] =2E.. libslang: [ on ] =2E.. libunwind: [ on ] =2E.. libdw-dwarf-unwind: [ on ] =2E.. zlib: [ on ] =2E.. DWARF post unwind library: libunwind --=20 balbi --mrJd9p1Ce66CJMxE Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJUwqbEAAoJEIaOsuA1yqRE70gP/ik1JTbPVYndFobQxC3v3KbJ xpdH0eBR8NeUIEfpqlpe86mQcc9WX+V3LZ6CZlt5VlIgMKP28pHIwwsW0clYQYfn nkIMIrjFbL1mm+sLm9HlRKUynafogNnElo2Wij/M0UlcjsxHVhX+M/IZ5LHx4i+j VpQlB9evH2oCG03S63BOL8az8vdqZyZ6uV1yvM4YT2xPVnIZSNIBWxDsWZHEnvFb 7A2RECvDj9I2dluUK/a5ZW1X1rAh/3JCOZJ92SFAjCLupoARwjzUco7IwfOsxzf1 lDjxzM7a2uLNcQ8dprpqoFw/uaegNV7UwuMaW9HpQk1xeqadn7tdgzfuodmY0qMd qIkWVmJLZZbUz9HRTHNDFw3OtUiwZ7p4QniPxHBVGa78ocm8H/v+41I9AraQrpKs w0wieC+wD8Ix5wuKcxQNLZm4nWvslr3Qx1rDo7urEGnLGHxOhETSrk3CIOjgfY9b JsimGjuTPvT1IjKJczjLgFtioRASKIClEqnL39gzA7sn1IHVN/MUb4bEFQNc495z W00n4Yb9z7UaHk7eKUE/WdZXix1hd2qpd3SXmQAmC975R7gtFIKc1FGnFrGMhon4 cN9BK/Rn+tgL9ZcJwbOeBCjGHfHVcId1ikNCphtVhJkUylZ3EYy8j+vr4jDqwxlz DTRfnUd+tPhxg+9slYwf =izn+ -----END PGP SIGNATURE----- --mrJd9p1Ce66CJMxE-- From mboxrd@z Thu Jan 1 00:00:00 1970 From: balbi@ti.com (Felipe Balbi) Date: Fri, 23 Jan 2015 13:53:40 -0600 Subject: perf not capturing stack traces In-Reply-To: <20150123195128.GE26557@saruman.tx.rr.com> References: <20150123195128.GE26557@saruman.tx.rr.com> Message-ID: <20150123195340.GF26557@saruman.tx.rr.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi, On Fri, Jan 23, 2015 at 01:51:28PM -0600, Felipe Balbi wrote: > Hi, > > I'm using v3.19-rc5 on an ARM Cortex A9 board. Unfortunately, perf is > not able to capture any stack traces even though I CONFIG_STACKTRACE, > CONFIG_FRAME_POINTER and CONFIG_ARM_UNWIND all enabled. > > I wonder if anybody else is facing similar issues. > > Here's console grab: perf features: Auto-detecting system features: ... dwarf: [ on ] ... glibc: [ on ] ... gtk2: [ OFF ] ... libaudit: [ on ] ... libbfd: [ on ] ... libelf: [ on ] ... libnuma: [ OFF ] ... libperl: [ on ] ... libpython: [ on ] ... libslang: [ on ] ... libunwind: [ on ] ... libdw-dwarf-unwind: [ on ] ... zlib: [ on ] ... DWARF post unwind library: libunwind -- balbi -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: Digital signature URL: