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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=unavailable 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 E0CCFC48BD5 for ; Tue, 25 Jun 2019 17:17:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C5769208CA for ; Tue, 25 Jun 2019 17:17:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729101AbfFYRRZ (ORCPT ); Tue, 25 Jun 2019 13:17:25 -0400 Received: from foss.arm.com ([217.140.110.172]:45974 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726774AbfFYRRY (ORCPT ); Tue, 25 Jun 2019 13:17:24 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 0E48D360; Tue, 25 Jun 2019 10:17:23 -0700 (PDT) Received: from [10.1.196.72] (e119884-lin.cambridge.arm.com [10.1.196.72]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id BB6273F718; Tue, 25 Jun 2019 10:17:19 -0700 (PDT) Subject: Re: [PATCH v7 00/25] Unify vDSOs across more architectures To: Paul Burton Cc: Thomas Gleixner , "linux-arch@vger.kernel.org" , LAK , LKML , "linux-mips@vger.kernel.org" , "linux-kselftest@vger.kernel.org" , Catalin Marinas , Will Deacon , Arnd Bergmann , Russell King , Ralf Baechle , Daniel Lezcano , Mark Salyzyn , Peter Collingbourne , Shuah Khan , Dmitry Safonov <0x7f454c46@gmail.com>, Rasmus Villemoes , Huw Davies , Shijith Thotton , Andre Przywara , Dmitry Safonov , Andrei Vagin , Linus Torvalds , Andy Lutomirski , Michael Kelley , Sasha Levin References: <20190621095252.32307-1-vincenzo.frascino@arm.com> <20190624184157.mu6n74a7qqa4z5z5@pburton-laptop> <3ae7f595-0a15-0584-198e-b32fe3e3ea57@arm.com> <20190625171118.wznk5nva3h3jetky@pburton-laptop> From: Vincenzo Frascino Message-ID: <28ad9bf4-d639-f77c-8ac0-980f4f4595cd@arm.com> Date: Tue, 25 Jun 2019 18:17:18 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.0 MIME-Version: 1.0 In-Reply-To: <20190625171118.wznk5nva3h3jetky@pburton-laptop> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Paul, On 25/06/2019 18:11, Paul Burton wrote: > Hi Vincenzo, > > On Tue, Jun 25, 2019 at 12:16:55AM +0100, Vincenzo Frascino wrote: >> In the end I concluded that all the errors seen here depend on the fact that I >> tested my vdso implementation on MIPS32el only (as stated in the cover letter) >> and that when I tried to compile a 32BIT binary on a 64BIT configuration I did >> it wrongly for two reasons, for N32 and O32 binaries: >> - we need to undefine CONFIG_64BIT and define CONFIG_32BIT >> - we need to define CONFIG_GENERIC_ATOMIC64 >> >> I have a fix for this (patch in attachment), but I do not have the hardware to >> test it. If you could provide some feedback would be appreciated (really want to >> see MIPS merged with the other archs in 5.3 :) ). > > Thanks for the quick turnaround on your patch! > > I'm certainly willing to test it, but in a few hours I'll be spending > the bulk of a day on airplanes[1] so it might take a few days until I > get to it. > Sounds like a plan. Let us know when you have an update. > Thanks, > Paul > > [1] ...and travel isn't the hackathon it used to be with my 9 month old > son around :) > -- Regards, Vincenzo From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vincenzo Frascino Subject: Re: [PATCH v7 00/25] Unify vDSOs across more architectures Date: Tue, 25 Jun 2019 18:17:18 +0100 Message-ID: <28ad9bf4-d639-f77c-8ac0-980f4f4595cd@arm.com> References: <20190621095252.32307-1-vincenzo.frascino@arm.com> <20190624184157.mu6n74a7qqa4z5z5@pburton-laptop> <3ae7f595-0a15-0584-198e-b32fe3e3ea57@arm.com> <20190625171118.wznk5nva3h3jetky@pburton-laptop> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20190625171118.wznk5nva3h3jetky@pburton-laptop> Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org To: Paul Burton Cc: Thomas Gleixner , "linux-arch@vger.kernel.org" , LAK , LKML , "linux-mips@vger.kernel.org" , "linux-kselftest@vger.kernel.org" , Catalin Marinas , Will Deacon , Arnd Bergmann , Russell King , Ralf Baechle , Daniel Lezcano , Mark Salyzyn , Peter Collingbourne , Shuah Khan , Dmitry Safonov <0x7f454c46@gmail.com>, Rasmus Villemoes , Huw Davies List-Id: linux-arch.vger.kernel.org Hi Paul, On 25/06/2019 18:11, Paul Burton wrote: > Hi Vincenzo, > > On Tue, Jun 25, 2019 at 12:16:55AM +0100, Vincenzo Frascino wrote: >> In the end I concluded that all the errors seen here depend on the fact that I >> tested my vdso implementation on MIPS32el only (as stated in the cover letter) >> and that when I tried to compile a 32BIT binary on a 64BIT configuration I did >> it wrongly for two reasons, for N32 and O32 binaries: >> - we need to undefine CONFIG_64BIT and define CONFIG_32BIT >> - we need to define CONFIG_GENERIC_ATOMIC64 >> >> I have a fix for this (patch in attachment), but I do not have the hardware to >> test it. If you could provide some feedback would be appreciated (really want to >> see MIPS merged with the other archs in 5.3 :) ). > > Thanks for the quick turnaround on your patch! > > I'm certainly willing to test it, but in a few hours I'll be spending > the bulk of a day on airplanes[1] so it might take a few days until I > get to it. > Sounds like a plan. Let us know when you have an update. > Thanks, > Paul > > [1] ...and travel isn't the hackathon it used to be with my 9 month old > son around :) > -- Regards, Vincenzo 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=-0.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED 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 4CBBFC48BD4 for ; Tue, 25 Jun 2019 17:17:29 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 25AC82146E for ; Tue, 25 Jun 2019 17:17:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="S67HzWbK" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 25AC82146E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date: Message-ID:From:References:To:Subject:Reply-To:Content-ID:Content-Description :Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=VnyxM2WvxxZt56jxJS5cKm9CZ9qIIrzluJILMt7aP7k=; b=S67HzWbK+N1kgW KAhjElKPCaK6VUMyMAoBJgK/VfOXGgTRYprn13og7h9tb5MkutnlwJYGFl0LtIFI0oG2+tq/QONyL teV75SkBW5tg8Is4OsKd/QvFlC2JvsQ1yCt7QNK9ZBsDIhR8sgKq2mRjiBqpkYl2qfS09I+bGjTXn OWrmTzB5agVoeBxPvXh4YxHsSKKX7sKCLezi1LP0dW8yJCDXOpciy2Rd/DNo6Qxv6TfCfGzApqaIE FDxPoViGgq84cklHrYobSO9Usog+f2DvnA+KyuqYGvXdMdV2SE7obgs4tnmaXQZb+SAgURcglsTUJ KMKtowOFxEkLaVSeVYsw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hfp4Q-0002VW-Ih; Tue, 25 Jun 2019 17:17:26 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hfp4O-0002V2-2I for linux-arm-kernel@lists.infradead.org; Tue, 25 Jun 2019 17:17:25 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 0E48D360; Tue, 25 Jun 2019 10:17:23 -0700 (PDT) Received: from [10.1.196.72] (e119884-lin.cambridge.arm.com [10.1.196.72]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id BB6273F718; Tue, 25 Jun 2019 10:17:19 -0700 (PDT) Subject: Re: [PATCH v7 00/25] Unify vDSOs across more architectures To: Paul Burton References: <20190621095252.32307-1-vincenzo.frascino@arm.com> <20190624184157.mu6n74a7qqa4z5z5@pburton-laptop> <3ae7f595-0a15-0584-198e-b32fe3e3ea57@arm.com> <20190625171118.wznk5nva3h3jetky@pburton-laptop> From: Vincenzo Frascino Message-ID: <28ad9bf4-d639-f77c-8ac0-980f4f4595cd@arm.com> Date: Tue, 25 Jun 2019 18:17:18 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.0 MIME-Version: 1.0 In-Reply-To: <20190625171118.wznk5nva3h3jetky@pburton-laptop> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190625_101724_149585_7785AEAA X-CRM114-Status: GOOD ( 19.98 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Rasmus Villemoes , Catalin Marinas , Will Deacon , "linux-mips@vger.kernel.org" , "linux-kselftest@vger.kernel.org" , Shuah Khan , "linux-arch@vger.kernel.org" , Dmitry Safonov , Daniel Lezcano , Russell King , Andre Przywara , Sasha Levin , Arnd Bergmann , Dmitry Safonov <0x7f454c46@gmail.com>, Andy Lutomirski , Thomas Gleixner , Michael Kelley , Peter Collingbourne , LAK , Andrei Vagin , Huw Davies , LKML , Ralf Baechle , Mark Salyzyn , Shijith Thotton , Linus Torvalds Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Paul, On 25/06/2019 18:11, Paul Burton wrote: > Hi Vincenzo, > > On Tue, Jun 25, 2019 at 12:16:55AM +0100, Vincenzo Frascino wrote: >> In the end I concluded that all the errors seen here depend on the fact that I >> tested my vdso implementation on MIPS32el only (as stated in the cover letter) >> and that when I tried to compile a 32BIT binary on a 64BIT configuration I did >> it wrongly for two reasons, for N32 and O32 binaries: >> - we need to undefine CONFIG_64BIT and define CONFIG_32BIT >> - we need to define CONFIG_GENERIC_ATOMIC64 >> >> I have a fix for this (patch in attachment), but I do not have the hardware to >> test it. If you could provide some feedback would be appreciated (really want to >> see MIPS merged with the other archs in 5.3 :) ). > > Thanks for the quick turnaround on your patch! > > I'm certainly willing to test it, but in a few hours I'll be spending > the bulk of a day on airplanes[1] so it might take a few days until I > get to it. > Sounds like a plan. Let us know when you have an update. > Thanks, > Paul > > [1] ...and travel isn't the hackathon it used to be with my 9 month old > son around :) > -- Regards, Vincenzo _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel