[{"id":1799318,"web_url":"http://patchwork.ozlabs.org/comment/1799318/","msgid":"<687901ac-c7d7-81bb-944b-b2c860f90bae@mind.be>","list_archive_url":null,"date":"2017-11-05T15:44:52","subject":"Re: [Buildroot] [PATCH 1/4] kvm-unit-test: x86-64 variant only\n\tavailable on x86-64 hosts","submitter":{"id":11809,"url":"http://patchwork.ozlabs.org/api/people/11809/","name":"Arnout Vandecappelle","email":"arnout@mind.be"},"content":"On 02-11-17 11:45, Peter Korsgaard wrote:\n> We use the host compiler for x86-64 builds, so ensure it is only available\n> on x86-64 hosts.\n> \n> Signed-off-by: Peter Korsgaard \n> ---\n> package/kvm-unit-tests/Config.in | 1 +\n> 1 file changed, 1 insertion(+)\n> \n> diff --git a/package/kvm-unit-tests/Config.in b/package/kvm-unit-tests/Config.in\n> index d0d9e2ef96..8b7908eee9 100644\n> --- a/package/kvm-unit-tests/Config.in\n> +++ b/package/kvm-unit-tests/Config.in\n> @@ -15,6 +15,7 @@ config BR2_PACKAGE_KVM_UNIT_TESTS\n> \t# x86-64 we use the host gcc (see .mk file for details)\n> \tdepends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_5 || !BR2_i386\n> \tdepends on BR2_HOST_GCC_AT_LEAST_4_5 || !BR2_x86_64\n> +\tdepends on BR2_HOSTARCH = \"x86_64\" || !BR2_x86_64\n\n I don't think this is correct: it will also build correctly for x86_64 if the\nhost is i386, because it uses -m32 (which is the reason to use the host compiler\ninstead of the target compiler).\n\n Regards,\n Arnout\n\n> \tselect BR2_HOSTARCH_NEEDS_IA32_COMPILER if BR2_x86_64=y\n> \thelp\n> \t kvm-unit-tests is a project as old as KVM. As its name\n>","headers":{"Return-Path":"","X-Original-To":["incoming@patchwork.ozlabs.org","buildroot@lists.busybox.net"],"Delivered-To":["patchwork-incoming@bilbo.ozlabs.org","buildroot@osuosl.org"],"Authentication-Results":"ozlabs.org;\n\tspf=pass (mailfrom) smtp.mailfrom=busybox.net\n\t(client-ip=140.211.166.138; helo=whitealder.osuosl.org;\n\tenvelope-from=buildroot-bounces@busybox.net;\n\treceiver=)","Received":["from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138])\n\t(using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3yVKnY3SYhz9s7p\n\tfor ;\n\tMon, 6 Nov 2017 02:47:13 +1100 (AEDT)","from localhost (localhost [127.0.0.1])\n\tby whitealder.osuosl.org (Postfix) with ESMTP id C0D16897CA;\n\tSun, 5 Nov 2017 15:47:07 +0000 (UTC)","from whitealder.osuosl.org ([127.0.0.1])\n\tby localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)\n\twith ESMTP id QO0bgrf32S0i; Sun, 5 Nov 2017 15:47:05 +0000 (UTC)","from ash.osuosl.org (ash.osuosl.org [140.211.166.34])\n\tby whitealder.osuosl.org (Postfix) with ESMTP id 7286D897C8;\n\tSun, 5 Nov 2017 15:47:05 +0000 (UTC)","from fraxinus.osuosl.org (smtp4.osuosl.org [140.211.166.137])\n\tby ash.osuosl.org (Postfix) with ESMTP id 62CEC1BFC3F\n\tfor ;\n\tSun, 5 Nov 2017 15:47:04 +0000 (UTC)","from localhost (localhost [127.0.0.1])\n\tby fraxinus.osuosl.org (Postfix) with ESMTP id 5CBF988B71\n\tfor ;\n\tSun, 5 Nov 2017 15:47:04 +0000 (UTC)","from fraxinus.osuosl.org ([127.0.0.1])\n\tby localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)\n\twith ESMTP id KwkdR8r7wcSW for ;\n\tSun, 5 Nov 2017 15:47:03 +0000 (UTC)","from exchange.essensium.com (220.77.144.195.ipv4.evonet.be\n\t[195.144.77.220])\n\tby fraxinus.osuosl.org (Postfix) with ESMTP id C595888B70\n\tfor ; Sun, 5 Nov 2017 15:47:02 +0000 (UTC)","from [10.8.0.14] (10.3.7.11) by beleexch01.local.ess-mail.com\n\t(10.3.7.8) with Microsoft SMTP Server (TLS) id 15.0.847.32;\n\tSun, 5 Nov 2017 16:44:54 +0100"],"X-Virus-Scanned":["amavisd-new at osuosl.org","amavisd-new at osuosl.org"],"X-Greylist":"domain auto-whitelisted by SQLgrey-1.7.6","To":"Peter Korsgaard , ","References":"<20171102104520.29257-1-peter@korsgaard.com>\n\t<20171102104520.29257-2-peter@korsgaard.com>","From":"Arnout Vandecappelle ","Organization":"Essensium/Mind","Message-ID":"<687901ac-c7d7-81bb-944b-b2c860f90bae@mind.be>","Date":"Sun, 5 Nov 2017 16:44:52 +0100","User-Agent":"Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101\n\tThunderbird/52.4.0","MIME-Version":"1.0","In-Reply-To":"<20171102104520.29257-2-peter@korsgaard.com>","Content-Language":"en-GB","X-Originating-IP":"[10.3.7.11]","X-ClientProxiedBy":"beleexch01.local.ess-mail.com (10.3.7.8) To\n\tbeleexch01.local.ess-mail.com (10.3.7.8)","Subject":"Re: [Buildroot] [PATCH 1/4] kvm-unit-test: x86-64 variant only\n\tavailable on x86-64 hosts","X-BeenThere":"buildroot@busybox.net","X-Mailman-Version":"2.1.24","Precedence":"list","List-Id":"Discussion and development of buildroot ","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Content-Type":"text/plain; charset=\"us-ascii\"","Content-Transfer-Encoding":"7bit","Errors-To":"buildroot-bounces@busybox.net","Sender":"\"buildroot\" "}},{"id":1799365,"web_url":"http://patchwork.ozlabs.org/comment/1799365/","msgid":"<87k1z41q6t.fsf@dell.be.48ers.dk>","list_archive_url":null,"date":"2017-11-05T19:27:38","subject":"Re: [Buildroot] [PATCH 1/4] kvm-unit-test: x86-64 variant only\n\tavailable on x86-64 hosts","submitter":{"id":42365,"url":"http://patchwork.ozlabs.org/api/people/42365/","name":"Peter Korsgaard","email":"peter@korsgaard.com"},"content":">>>>> \"Arnout\" == Arnout Vandecappelle writes:\n\n > On 02-11-17 11:45, Peter Korsgaard wrote:\n >> We use the host compiler for x86-64 builds, so ensure it is only available\n >> on x86-64 hosts.\n >> \n >> Signed-off-by: Peter Korsgaard \n >> ---\n >> package/kvm-unit-tests/Config.in | 1 +\n >> 1 file changed, 1 insertion(+)\n >> \n >> diff --git a/package/kvm-unit-tests/Config.in b/package/kvm-unit-tests/Config.in\n >> index d0d9e2ef96..8b7908eee9 100644\n >> --- a/package/kvm-unit-tests/Config.in\n >> +++ b/package/kvm-unit-tests/Config.in\n >> @@ -15,6 +15,7 @@ config BR2_PACKAGE_KVM_UNIT_TESTS\n >> # x86-64 we use the host gcc (see .mk file for details)\n >> depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_5 || !BR2_i386\n >> depends on BR2_HOST_GCC_AT_LEAST_4_5 || !BR2_x86_64\n >> +\tdepends on BR2_HOSTARCH = \"x86_64\" || !BR2_x86_64\n\n > I don't think this is correct: it will also build correctly for x86_64 if the\n > host is i386, because it uses -m32 (which is the reason to use the host compiler\n > instead of the target compiler).\n\nBut some parts of kvm-unit-tests presumably are 64bit when building for\nx86-64, which wouldn't work when using the host compiler on a x86\nsystem, right? I don't think x86 system compilers are 32/64bit multilib.\n\nBut I haven't actually used a x86 distribution in the last 10 years or\nso, so perhaps I'm missing something?","headers":{"Return-Path":"","X-Original-To":["incoming@patchwork.ozlabs.org","buildroot@lists.busybox.net"],"Delivered-To":["patchwork-incoming@bilbo.ozlabs.org","buildroot@osuosl.org"],"Authentication-Results":["ozlabs.org;\n\tspf=pass (mailfrom) smtp.mailfrom=busybox.net\n\t(client-ip=140.211.166.138; helo=whitealder.osuosl.org;\n\tenvelope-from=buildroot-bounces@busybox.net;\n\treceiver=)","ozlabs.org;\n\tdkim=fail reason=\"signature verification failed\" (2048-bit key;\n\tunprotected) header.d=gmail.com header.i=@gmail.com\n\theader.b=\"VGiQkb/M\"; dkim-atps=neutral"],"Received":["from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138])\n\t(using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3yVQh53kqCz9sNx\n\tfor ;\n\tMon, 6 Nov 2017 06:27:49 +1100 (AEDT)","from localhost (localhost [127.0.0.1])\n\tby whitealder.osuosl.org (Postfix) with ESMTP id 3FCB68852D;\n\tSun, 5 Nov 2017 19:27:46 +0000 (UTC)","from whitealder.osuosl.org ([127.0.0.1])\n\tby localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)\n\twith ESMTP id Q8NhArLMXtWB; 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charset=\"us-ascii\"","Content-Transfer-Encoding":"7bit","Errors-To":"buildroot-bounces@busybox.net","Sender":"\"buildroot\" "}},{"id":1799375,"web_url":"http://patchwork.ozlabs.org/comment/1799375/","msgid":"<54eed396-cdc0-759d-81b8-cdb387e792a2@mind.be>","list_archive_url":null,"date":"2017-11-05T20:23:43","subject":"Re: [Buildroot] [PATCH 1/4] kvm-unit-test: x86-64 variant only\n\tavailable on x86-64 hosts","submitter":{"id":11809,"url":"http://patchwork.ozlabs.org/api/people/11809/","name":"Arnout Vandecappelle","email":"arnout@mind.be"},"content":"On 05-11-17 20:27, Peter Korsgaard wrote:\n>>>>>> \"Arnout\" == Arnout Vandecappelle writes:\n> \n> > On 02-11-17 11:45, Peter Korsgaard wrote:\n> >> We use the host compiler for x86-64 builds, so ensure it is only available\n> >> on x86-64 hosts.\n> >> \n> >> Signed-off-by: Peter Korsgaard \n> >> ---\n> >> package/kvm-unit-tests/Config.in | 1 +\n> >> 1 file changed, 1 insertion(+)\n> >> \n> >> diff --git a/package/kvm-unit-tests/Config.in b/package/kvm-unit-tests/Config.in\n> >> index d0d9e2ef96..8b7908eee9 100644\n> >> --- a/package/kvm-unit-tests/Config.in\n> >> +++ b/package/kvm-unit-tests/Config.in\n> >> @@ -15,6 +15,7 @@ config BR2_PACKAGE_KVM_UNIT_TESTS\n> >> # x86-64 we use the host gcc (see .mk file for details)\n> >> depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_5 || !BR2_i386\n> >> depends on BR2_HOST_GCC_AT_LEAST_4_5 || !BR2_x86_64\n> >> +\tdepends on BR2_HOSTARCH = \"x86_64\" || !BR2_x86_64\n> \n> > I don't think this is correct: it will also build correctly for x86_64 if the\n> > host is i386, because it uses -m32 (which is the reason to use the host compiler\n> > instead of the target compiler).\n> \n> But some parts of kvm-unit-tests presumably are 64bit when building for\n> x86-64, \n\n OK, I assumed everything was built with -m32. If some parts are indeed still\n64-bit then it won't work in i386 host.\n\n> which wouldn't work when using the host compiler on a x86\n> system, right? I don't think x86 system compilers are 32/64bit multilib\n\n Actually, on Debian i386 it is possible to install 64-bit multilib I think. But\nobviously we can't count on that.\n\n BTW, what happens on x32, does anybody know that?\n\n> But I haven't actually used a x86 distribution in the last 10 years or\n> so, so perhaps I'm missing something?\n\n Yeah, it's pretty unlikely as well I guess.\n\n I'll apply this patch as well then.\n\n Regards,\n Arnout","headers":{"Return-Path":"","X-Original-To":["incoming@patchwork.ozlabs.org","buildroot@lists.busybox.net"],"Delivered-To":["patchwork-incoming@bilbo.ozlabs.org","buildroot@osuosl.org"],"Authentication-Results":"ozlabs.org;\n\tspf=pass (mailfrom) smtp.mailfrom=busybox.net\n\t(client-ip=140.211.166.136; helo=silver.osuosl.org;\n\tenvelope-from=buildroot-bounces@busybox.net;\n\treceiver=)","Received":["from silver.osuosl.org (smtp3.osuosl.org [140.211.166.136])\n\t(using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3yVRxS16M4z9sBd\n\tfor ;\n\tMon, 6 Nov 2017 07:24:27 +1100 (AEDT)","from localhost (localhost [127.0.0.1])\n\tby silver.osuosl.org (Postfix) with ESMTP id 0D44C2A358;\n\tSun, 5 Nov 2017 20:24:24 +0000 (UTC)","from silver.osuosl.org ([127.0.0.1])\n\tby localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)\n\twith ESMTP id Bw5nODOIN6cS; Sun, 5 Nov 2017 20:24:22 +0000 (UTC)","from ash.osuosl.org (ash.osuosl.org [140.211.166.34])\n\tby silver.osuosl.org (Postfix) with ESMTP id 479BC261E2;\n\tSun, 5 Nov 2017 20:24:22 +0000 (UTC)","from hemlock.osuosl.org (smtp2.osuosl.org [140.211.166.133])\n\tby ash.osuosl.org (Postfix) with ESMTP id AB5E61C0CF8\n\tfor ;\n\tSun, 5 Nov 2017 20:24:20 +0000 (UTC)","from localhost (localhost [127.0.0.1])\n\tby hemlock.osuosl.org (Postfix) with ESMTP id 9EFAC857BC\n\tfor ;\n\tSun, 5 Nov 2017 20:24:20 +0000 (UTC)","from hemlock.osuosl.org ([127.0.0.1])\n\tby localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)\n\twith ESMTP id OtMohiKGlKo1 for ;\n\tSun, 5 Nov 2017 20:24:18 +0000 (UTC)","from exchange.essensium.com (220.77.144.195.ipv4.evonet.be\n\t[195.144.77.220])\n\tby hemlock.osuosl.org (Postfix) with ESMTP id F226085844\n\tfor ; Sun, 5 Nov 2017 20:24:17 +0000 (UTC)","from [10.8.0.14] (10.3.7.11) by beleexch01.local.ess-mail.com\n\t(10.3.7.8) with Microsoft SMTP Server (TLS) id 15.0.847.32;\n\tSun, 5 Nov 2017 21:23:45 +0100"],"X-Virus-Scanned":["amavisd-new at osuosl.org","amavisd-new at osuosl.org"],"X-Greylist":"domain auto-whitelisted by SQLgrey-1.7.6","To":"Peter Korsgaard ","References":"<20171102104520.29257-1-peter@korsgaard.com>\n\t<20171102104520.29257-2-peter@korsgaard.com>\n\t<687901ac-c7d7-81bb-944b-b2c860f90bae@mind.be>\n\t<87k1z41q6t.fsf@dell.be.48ers.dk>","From":"Arnout Vandecappelle ","Organization":"Essensium/Mind","Message-ID":"<54eed396-cdc0-759d-81b8-cdb387e792a2@mind.be>","Date":"Sun, 5 Nov 2017 21:23:43 +0100","User-Agent":"Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101\n\tThunderbird/52.4.0","MIME-Version":"1.0","In-Reply-To":"<87k1z41q6t.fsf@dell.be.48ers.dk>","Content-Language":"en-GB","X-Originating-IP":"[10.3.7.11]","X-ClientProxiedBy":"beleexch01.local.ess-mail.com (10.3.7.8) To\n\tbeleexch01.local.ess-mail.com (10.3.7.8)","Subject":"Re: [Buildroot] [PATCH 1/4] kvm-unit-test: x86-64 variant only\n\tavailable on x86-64 hosts","X-BeenThere":"buildroot@busybox.net","X-Mailman-Version":"2.1.24","Precedence":"list","List-Id":"Discussion and development of buildroot ","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Cc":"buildroot@buildroot.org","Content-Type":"text/plain; charset=\"us-ascii\"","Content-Transfer-Encoding":"7bit","Errors-To":"buildroot-bounces@busybox.net","Sender":"\"buildroot\" "}},{"id":1799377,"web_url":"http://patchwork.ozlabs.org/comment/1799377/","msgid":"<87d14wzcpe.fsf@dell.be.48ers.dk>","list_archive_url":null,"date":"2017-11-05T20:34:53","subject":"Re: [Buildroot] [PATCH 1/4] kvm-unit-test: x86-64 variant only\n\tavailable on x86-64 hosts","submitter":{"id":42365,"url":"http://patchwork.ozlabs.org/api/people/42365/","name":"Peter Korsgaard","email":"peter@korsgaard.com"},"content":">>>>> \"Arnout\" == Arnout Vandecappelle writes:\n\nHi,\n\n >> But some parts of kvm-unit-tests presumably are 64bit when building for\n >> x86-64, \n\n > OK, I assumed everything was built with -m32. If some parts are indeed still\n > 64-bit then it won't work in i386 host.\n\nExactly.\n\n >> which wouldn't work when using the host compiler on a x86\n >> system, right? I don't think x86 system compilers are 32/64bit multilib\n\n > Actually, on Debian i386 it is possible to install 64-bit multilib I think. But\n > obviously we can't count on that.\n\n > BTW, what happens on x32, does anybody know that?\n\nIs x32 really used by any mainstream distro? I would guess it is as rare\nas building on a !x86 machine.\n\n\n >> But I haven't actually used a x86 distribution in the last 10 years or\n >> so, so perhaps I'm missing something?\n\n > Yeah, it's pretty unlikely as well I guess.\n\n > I'll apply this patch as well then.\n\nGreat, thanks!","headers":{"Return-Path":"","X-Original-To":["incoming@patchwork.ozlabs.org","buildroot@lists.busybox.net"],"Delivered-To":["patchwork-incoming@bilbo.ozlabs.org","buildroot@osuosl.org"],"Authentication-Results":["ozlabs.org;\n\tspf=pass (mailfrom) smtp.mailfrom=busybox.net\n\t(client-ip=140.211.166.136; helo=silver.osuosl.org;\n\tenvelope-from=buildroot-bounces@busybox.net;\n\treceiver=)","ozlabs.org;\n\tdkim=fail reason=\"signature verification failed\" (2048-bit key;\n\tunprotected) header.d=gmail.com header.i=@gmail.com\n\theader.b=\"U17fBV6a\"; dkim-atps=neutral"],"Received":["from silver.osuosl.org (smtp3.osuosl.org [140.211.166.136])\n\t(using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3yVS9d6Fdlz9s7m\n\tfor ;\n\tMon, 6 Nov 2017 07:35:01 +1100 (AEDT)","from localhost (localhost [127.0.0.1])\n\tby silver.osuosl.org (Postfix) with ESMTP id 32FE72CF11;\n\tSun, 5 Nov 2017 20:35:00 +0000 (UTC)","from silver.osuosl.org ([127.0.0.1])\n\tby localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)\n\twith ESMTP id iqn-UcEqchhh; 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\n\tSun, 05 Nov 2017 12:34:55 -0800 (PST)","From":"Peter Korsgaard ","To":"Arnout Vandecappelle ","References":"<20171102104520.29257-1-peter@korsgaard.com>\n\t<20171102104520.29257-2-peter@korsgaard.com>\n\t<687901ac-c7d7-81bb-944b-b2c860f90bae@mind.be>\n\t<87k1z41q6t.fsf@dell.be.48ers.dk>\n\t<54eed396-cdc0-759d-81b8-cdb387e792a2@mind.be>","Date":"Sun, 05 Nov 2017 21:34:53 +0100","In-Reply-To":"<54eed396-cdc0-759d-81b8-cdb387e792a2@mind.be> (Arnout\n\tVandecappelle's message of \"Sun, 5 Nov 2017 21:23:43 +0100\")","Message-ID":"<87d14wzcpe.fsf@dell.be.48ers.dk>","User-Agent":"Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux)","MIME-Version":"1.0","Subject":"Re: [Buildroot] [PATCH 1/4] kvm-unit-test: x86-64 variant only\n\tavailable on x86-64 hosts","X-BeenThere":"buildroot@busybox.net","X-Mailman-Version":"2.1.24","Precedence":"list","List-Id":"Discussion and development of buildroot ","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Cc":"buildroot@buildroot.org","Content-Type":"text/plain; charset=\"us-ascii\"","Content-Transfer-Encoding":"7bit","Errors-To":"buildroot-bounces@busybox.net","Sender":"\"buildroot\" "}},{"id":1810274,"web_url":"http://patchwork.ozlabs.org/comment/1810274/","msgid":"<87bmjohj9v.fsf@dell.be.48ers.dk>","list_archive_url":null,"date":"2017-11-26T20:33:48","subject":"Re: [Buildroot] [PATCH 1/4] kvm-unit-test: x86-64 variant only\n\tavailable on x86-64 hosts","submitter":{"id":42365,"url":"http://patchwork.ozlabs.org/api/people/42365/","name":"Peter Korsgaard","email":"peter@korsgaard.com"},"content":">>>>> \"Peter\" == Peter Korsgaard writes:\n\n > We use the host compiler for x86-64 builds, so ensure it is only available\n > on x86-64 hosts.\n\n > Signed-off-by: Peter Korsgaard \n\nCommitted to 2017.08.x, thanks.","headers":{"Return-Path":"","X-Original-To":["incoming@patchwork.ozlabs.org","buildroot@lists.busybox.net"],"Delivered-To":["patchwork-incoming@bilbo.ozlabs.org","buildroot@osuosl.org"],"Authentication-Results":["ozlabs.org;\n\tspf=pass (mailfrom) smtp.mailfrom=busybox.net\n\t(client-ip=140.211.166.137; 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