From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([209.51.188.92]:53568) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hE8VF-0005Mr-MZ for qemu-devel@nongnu.org; Wed, 10 Apr 2019 04:22:42 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hE8VE-0006ON-Nh for qemu-devel@nongnu.org; Wed, 10 Apr 2019 04:22:41 -0400 Received: from mx1.redhat.com ([209.132.183.28]:35436) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hE8VE-0006Nm-DE for qemu-devel@nongnu.org; Wed, 10 Apr 2019 04:22:40 -0400 From: Thomas Huth References: <20190404185730.GA22512@ls3530.dellerweb.de> <068f4832-7e0b-8850-ffa0-fcf1ecd50295@redhat.com> <20190405090212.GF6105@redhat.com> <740ce541-c92d-5369-1191-eb73fc861fdd@redhat.com> Message-ID: <0e30df69-c534-da63-a21b-813281b39b86@redhat.com> Date: Wed, 10 Apr 2019 10:22:32 +0200 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable Subject: Re: [Qemu-devel] [PATCH] configure: Automatically fall back to TCI on non-release architectures List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Stefan Weil , =?UTF-8?Q?Philippe_Mathieu-Daud=c3=a9?= , =?UTF-8?Q?Daniel_P=2e_Berrang=c3=a9?= Cc: Peter Maydell , Helge Deller , Michael Tokarev , QEMU Developers , Samuel Thibault , Aurelien Jarno On 10/04/2019 08.07, Thomas Huth wrote: > On 09/04/2019 21.46, Stefan Weil wrote: >> On 05.04.19 11:16, Philippe Mathieu-Daud=C3=A9 wrote: >>> On 4/5/19 11:02 AM, Daniel P. Berrang=C3=A9 wrote: >>>> On Fri, Apr 05, 2019 at 10:47:54AM +0200, Philippe Mathieu-Daud=C3=A9= wrote: >>>> Do the various crashes that you illustrate in that cover letter >>>> still exist today ? If so, 2 years of continued brokenness with no >>>> fixes would reinforce the the view that it is time to remove TCI >>>> from the codebase. >>> >>> Or find a maintainer and add tests... >> >> Thank you for CC'ing me. I could not spend much of my free time for QE= MU >> last year and typically will miss important messages on the list unles= s >> my address is explicitly given. Nevertheless I still feel responsible >> for TCI, and I am also listed as maintainer in MAINTAINERS. >=20 > That's great, good to know that you're still interested in TCI! ... but > I think one of the main problems is still that we completely lack test > coverage for TCI - the code always is in danger to bit-rot if it is not > tested by default. >=20 > I could maybe have a try to add some test to our .gitlab-ci.yml file ..= . > if you or somebody else could add one to .travis.yml, that would be > great. Something like: >=20 > - ./configure --enable-tcg-interpreter --target-list=3Dalpha-softmmu,p= pc64-softmmu,i386-softmmu,sparc-softmmu,microblaze-softmmu,moxie-softmmu,= arm-softmmu,hppa-softmmu > - make > - make tests/boot-serial-test > - QTEST_QEMU_BINARY=3D"alpha-softmmu/qemu-system-alpha" ./tests/boot-= serial-test > - QTEST_QEMU_BINARY=3D"ppc64-softmmu/qemu-system-ppc64" ./tests/boot-= serial-test > - ... Additionally, I think it should be possible to compile with the x86_64-linux-user target and then to run "make check-tcg" ... however, that currently crashes with: TODO qemu/tcg/tci.c:859: tcg_qemu_tb_exec() qemu/tcg/tci.c:859: tcg fatal error qemu: uncaught target signal 11 (Segmentation fault) - core dumped Thomas From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.9 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7A28AC10F11 for ; Wed, 10 Apr 2019 08:23:42 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 39C17206B6 for ; 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Wed, 10 Apr 2019 04:22:40 -0400 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 7BCA930642A7; Wed, 10 Apr 2019 08:22:39 +0000 (UTC) Received: from thuth.remote.csb (ovpn-116-114.ams2.redhat.com [10.36.116.114]) by smtp.corp.redhat.com (Postfix) with ESMTP id 0A8495DA5B; Wed, 10 Apr 2019 08:22:33 +0000 (UTC) From: Thomas Huth To: Stefan Weil , =?UTF-8?Q?Philippe_Mathieu-Daud=c3=a9?= , =?UTF-8?Q?Daniel_P=2e_Berrang=c3=a9?= References: <20190404185730.GA22512@ls3530.dellerweb.de> <068f4832-7e0b-8850-ffa0-fcf1ecd50295@redhat.com> <20190405090212.GF6105@redhat.com> <740ce541-c92d-5369-1191-eb73fc861fdd@redhat.com> Openpgp: preference=signencrypt Autocrypt: addr=thuth@redhat.com; keydata= xsFNBFH7eUwBEACzyOXKU+5Pcs6wNpKzrlJwzRl3VGZt95VCdb+FgoU9g11m7FWcOafrVRwU yYkTm9+7zBUc0sW5AuPGR/dp3pSLX/yFWsA/UB4nJsHqgDvDU7BImSeiTrnpMOTXb7Arw2a2 4CflIyFqjCpfDM4MuTmzTjXq4Uov1giGE9X6viNo1pxyEpd7PanlKNnf4PqEQp06X4IgUacW tSGj6Gcns1bCuHV8OPWLkf4hkRnu8hdL6i60Yxz4E6TqlrpxsfYwLXgEeswPHOA6Mn4Cso9O 0lewVYfFfsmokfAVMKWzOl1Sr0KGI5T9CpmRfAiSHpthhHWnECcJFwl72NTi6kUcUzG4se81 O6n9d/kTj7pzTmBdfwuOZ0YUSqcqs0W+l1NcASSYZQaDoD3/SLk+nqVeCBB4OnYOGhgmIHNW 0CwMRO/GK+20alxzk//V9GmIM2ACElbfF8+Uug3pqiHkVnKqM7W9/S1NH2qmxB6zMiJUHlTH gnVeZX0dgH27mzstcF786uPcdEqS0KJuxh2kk5IvUSL3Qn3ZgmgdxBMyCPciD/1cb7/Ahazr 3ThHQXSHXkH/aDXdfLsKVuwDzHLVSkdSnZdt5HHh75/NFHxwaTlydgfHmFFwodK8y/TjyiGZ zg2Kje38xnz8zKn9iesFBCcONXS7txENTzX0z80WKBhK+XSFJwARAQABzRxUaG9tYXMgSHV0 aCA8dGguaHV0aEBnbXguZGU+wsF7BBMBAgAlAhsDBgsJCAcDAgYVCAIJCgsEFgIDAQIeAQIX gAUCUfuWKwIZAQAKCRAu2dd0/nAttbe/EACb9hafyOb2FmhUqeAiBORSsUifFacQ7laVjcgR I4um8CSHvxijYftpkM2EdAtmXIKgbNDpQoXcWLXB9lu9mLgTO4DVT00TRR65ikn3FCWcyT74 ENTOzRKyKLsDCjhXKPblTPIQbYAUCOWElcyAPm0ERd62fA/rKNxgIiNo/l4UODOMoOJm2/Ox ZoTckW68Eqv7k9L7m7j+Hn3hoDTjAmcCBJt+j7pOhzWvCbqoNOIH8C8qvPaNlrba+R/K6jkO 6jZkTbYQpGIofEQJ/TNn38IsNGpI1ALTHWFtoMxp3j2Imz0REO6dRE2fHRN8sVlHgkoeGhmY NbDsDE1jFQOEObFnu0euk//7BXU7tGOHckVAZ8T1smiRPHfQU7UEH2a/grndxJ+PNeM5w7n2 l+FN3cf2KgPotCK2s9MjSdZA7C5e3rFYO8lqiqTJKvc62vqp3e7B0Kjyy5/QtzSOejBij2QL xkKSFNtxIz4MtuxN8e3IDQNxsKry3nF7R4MDvouXlMo6wP9KuyNWb+vFJt9GtbgfDMIFVamp ZfhEWzWRJH4VgksENA4K/BzjEHCcbTUb1TFsiB1VRnBPJ0SqlvifnfKk6HcpkDk6Pg8Q5FOJ gbNHrdgXsm+m/9GF2zUUr+rOlhVbK23TUqKqPfwnD7uxjpakVcJnsVCFqJpZi1F/ga9IN87B TQRR+3lMARAAtp831HniPHb9AuKq3wj83ujZK8lH5RLrfVsB4X1wi47bwo56BqhXpR/zxPTR eOFT0gnbw9UkphVc7uk/alnXMDEmgvnuxv89PwIQX6k3qLABeV7ykJQG/WT5HQ6+2DdGtVw3 2vjYAPiWQeETsgWRRQMDR0/hwp8s8tL/UodwYCScH6Vxx9pdy353L1fK4Bb9G73a+9FPjp9l x+WwKTsltVqSBuSjyZQ3c3EE8qbTidXZxB38JwARH8yN3TX+t65cbBqLl/zRUUUTapHQpUEd yoAsHIml32e4q+3xdLtTdlLi7FgPBItSazcqZPjEcYW73UAuLcmQmfJlQ5PkDiuqcitn+KzH /1pqsTU7QFZjbmSMJyXY0TDErOFuMOjf20b6arcpEqse1V3IKrb+nqqA2azboRm3pEANLAJw iVTwK3qwGRgK5ut6N/Znv20VEHkFUsRAZoOusrIRfR5HFDxlXguAdEz8M/hxXFYYXqOoaCYy 6pJxTjy0Y/tIfmS/g9Bnp8qg9wsrsnk0+XRnDVPak++G3Uq9tJPwpJbyO0vcqEI3vAXkAB7X VXLzvFwi66RrsPUoDkuzj+aCNumtOePDOCpXQGPpKl+l1aYRMN/+lNSk3+1sVuc2C07WnYyE gV/cbEVklPmKrNwu6DeUyD0qI/bVzKMWZAiB1r56hsGeyYcAEQEAAcLBXwQYAQIACQUCUft5 TAIbDAAKCRAu2dd0/nAttYTwEACLAS/THRqXRKb17PQmKwZHerUvZm2klo+lwQ3wNQBHUJAT p2R9ULexyXrJPqjUpy7+voz+FcKiuQBTKyieiIxO46oMxsbXGZ70o3gxjxdYdgimUD6U8PPd JH8tfAL4BR5FZNjspcnscN2jgbF4OrpDeOLyBaj6HPmElNPtECHWCaf1xbIFsZxSDGMA6cUh 0uX3Q8VI7JN1AR2cfiIRY7NrIlWYucJxyKjO3ivWm69nCtsHiJ0wcF8KlVo7F2eLaufo0K8A ynL8SHMF3VEyxsXOP2f1UR9T2Ur30MXcTBpjUxml1TX3RWY5uH89Js/jlIugBwuAmacJ7JYh lTg6sF/GNc4nPb4kk2yktNWTade+TzsllYlJPaorD2Qe8qX0iFUhFC6y9+O6mP4ZvWoYapp9 ezYNuebMgEr93ob1+4sFg3812wNP01WqsGtWCJHnPv/JoonFdMzD/bIkXGEJMk6ks2kxQQZq g6Ik/s/vxOfao/xCn8nHt7GwvVy41795hzK6tbSl+BuyCRp0vfPRP34OnK7+jR2nvQpJu/pU rCELuGwT9hsYkUPjVd4lfylN3mzEc6iAv/wwjsc0DRTSQCpXT3v2ymTAsRKrVaEZLibTXaf+ WslxWek3xNYRiqwwWAJuL652eAlxUgQ5ZS+fXBRTiQpJ+F26I/2lccScRd9G5w== Organization: Red Hat Message-ID: <0e30df69-c534-da63-a21b-813281b39b86@redhat.com> Date: Wed, 10 Apr 2019 10:22:32 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset="UTF-8" Content-Language: en-US X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.49]); Wed, 10 Apr 2019 08:22:39 +0000 (UTC) Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: Re: [Qemu-devel] [PATCH] configure: Automatically fall back to TCI on non-release architectures X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , Helge Deller , Michael Tokarev , QEMU Developers , Samuel Thibault , Aurelien Jarno Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Message-ID: <20190410082232.Gl1GVzhCk-2Zbyj6bbn0Amr40IWLNqLBWxRw3yCEg-A@z> On 10/04/2019 08.07, Thomas Huth wrote: > On 09/04/2019 21.46, Stefan Weil wrote: >> On 05.04.19 11:16, Philippe Mathieu-Daud=C3=A9 wrote: >>> On 4/5/19 11:02 AM, Daniel P. Berrang=C3=A9 wrote: >>>> On Fri, Apr 05, 2019 at 10:47:54AM +0200, Philippe Mathieu-Daud=C3=A9= wrote: >>>> Do the various crashes that you illustrate in that cover letter >>>> still exist today ? If so, 2 years of continued brokenness with no >>>> fixes would reinforce the the view that it is time to remove TCI >>>> from the codebase. >>> >>> Or find a maintainer and add tests... >> >> Thank you for CC'ing me. I could not spend much of my free time for QE= MU >> last year and typically will miss important messages on the list unles= s >> my address is explicitly given. Nevertheless I still feel responsible >> for TCI, and I am also listed as maintainer in MAINTAINERS. >=20 > That's great, good to know that you're still interested in TCI! ... but > I think one of the main problems is still that we completely lack test > coverage for TCI - the code always is in danger to bit-rot if it is not > tested by default. >=20 > I could maybe have a try to add some test to our .gitlab-ci.yml file ..= . > if you or somebody else could add one to .travis.yml, that would be > great. Something like: >=20 > - ./configure --enable-tcg-interpreter --target-list=3Dalpha-softmmu,p= pc64-softmmu,i386-softmmu,sparc-softmmu,microblaze-softmmu,moxie-softmmu,= arm-softmmu,hppa-softmmu > - make > - make tests/boot-serial-test > - QTEST_QEMU_BINARY=3D"alpha-softmmu/qemu-system-alpha" ./tests/boot-= serial-test > - QTEST_QEMU_BINARY=3D"ppc64-softmmu/qemu-system-ppc64" ./tests/boot-= serial-test > - ... Additionally, I think it should be possible to compile with the x86_64-linux-user target and then to run "make check-tcg" ... however, that currently crashes with: TODO qemu/tcg/tci.c:859: tcg_qemu_tb_exec() qemu/tcg/tci.c:859: tcg fatal error qemu: uncaught target signal 11 (Segmentation fault) - core dumped Thomas