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=-9.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SIGNED_OFF_BY,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 D6D2BC352A3 for ; Sat, 15 Feb 2020 22:55:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A1FEA207FF for ; Sat, 15 Feb 2020 22:55:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1581807358; bh=AHmxFpwicDJrs71A5U1201qAIEIkrFmFQ0ORlx+iILE=; h=Date:From:To:CC:CC:CC:Subject:References:In-Reply-To:List-ID: From; b=gaE1BE5Xe2KJH6fR6rMF3MTidtUUXFDxEI6CYpRzOzpBrIoREiExbqPqZpQ6fMdkm 0xaurinKJ/cDrC7xMe8rQ8ZRF5gnlYpfpRqHqwPmh89qDAO6TNlzYcXM0KVcyx/hG7 1uiLSm3kACPjfVVQnjKXJdmGViJHzmTSl7DWmODM= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726312AbgBOWz6 (ORCPT ); Sat, 15 Feb 2020 17:55:58 -0500 Received: from mail-pj1-f67.google.com ([209.85.216.67]:37182 "EHLO mail-pj1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726275AbgBOWz6 (ORCPT ); Sat, 15 Feb 2020 17:55:58 -0500 Received: by mail-pj1-f67.google.com with SMTP id m13so5600447pjb.2 for ; Sat, 15 Feb 2020 14:55:57 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:message-id:date:from:to:cc:cc:cc:subject :references:in-reply-to; bh=gGLPaJnWJbD5OhVPgCfsMYxDA5jfGEnzYnyWYvmd0jo=; b=Zo5K6pl28LSzeFTX+lv+WhAhLnIfGElldPbGcXuD/JxzIzEOBUBjKTLUBDvUL23Igw aK+fVu/Io7VrC/qUpQUyLzbBPiTFBZT4pH+wwrzy5+aKt7CMahfydYq/K5Bh8JrB17Tv rifyPzaKr5b9xaFQbtnV4/VD/E5sQC0qA1KPjYf3973OeV2CADsNa3NWmNvLrWbnN9IA ROXltHDT7JvS2rzR1IeCfX6jM98cMj5zRS2FLrcwLGwi/Wm8fYiSUbNnVihpENMw9hFc DH5V2xlt+r6KxgH1Vy3tPEd6s/cNlBPdOKdRfFzngslRDdbRppEnjH4qSJ7r4JMgdEBW 5X5Q== X-Gm-Message-State: APjAAAVSYzR267EX5mhfNU61/ErKP+ml2ucTYycCYXny0gTM/q2Sd93y gphEHdrjCRAGYoV6wrNwEOU0nUPZbD4WVQ== X-Google-Smtp-Source: APXvYqx74ULdRKzqnjiIPvdKQ9QZ1K72JjBJZ8eekO9aOzjmcrBeUIfBfwaqfhGMUQaFNr34tK4MRA== X-Received: by 2002:a17:90a:9284:: with SMTP id n4mr11366951pjo.69.1581807357087; Sat, 15 Feb 2020 14:55:57 -0800 (PST) Received: from localhost ([2601:646:8a00:9810:5af3:56d9:f882:39d4]) by smtp.gmail.com with ESMTPSA id h7sm12177364pgc.69.2020.02.15.14.55.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 15 Feb 2020 14:55:56 -0800 (PST) Message-ID: <5e4876fc.1c69fb81.76b94.d85d@mx.google.com> Date: Sat, 15 Feb 2020 14:55:55 -0800 From: Paul Burton To: Victor Kamensky CC: linux-mips@vger.kernel.org, Paul Burton CC: Ralf Baechle , James Hogan , Vincenzo Frascino , bruce.ashfield@gmail.com, richard.purdie@linuxfoundation.org CC: linux-mips@vger.kernel.org Subject: Re: [PATCH v2 0/2] mips: vdso: fix 'jalr t9' crash in vdso code References: <20200211192434.24871-1-kamensky@cisco.com> In-Reply-To: <20200211192434.24871-1-kamensky@cisco.com> Sender: linux-mips-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mips@vger.kernel.org Hello, Victor Kamensky wrote: > Hi Paul and all, > > Here is the second version of patch set dealing with 'jalr t9' > crash in vdso code. Root cause and investigation details could be > found in first version cover letter for this patch series [1]. > > Changes in v2: > - added -mrelax-pic-calls -mexplicit-relocs unconditionally > (dropped 'call cc-option') since minimal supported gcc version > already has them > - fixed few misspellings in commit messages > - added explanation in commit messages about handling static > functions PIC calls through mips local GOT and absence of dynamic > relocations in this case > > Thanks, > Victor > > [1] https://lore.kernel.org/linux-mips/20200203233133.38613-1-kamensky@cisco.com > > Victor Kamensky (2): > mips: vdso: fix 'jalr t9' crash in vdso code > mips: vdso: add build time check that no 'jalr t9' calls left > > arch/mips/vdso/Makefile | 9 ++++++++- Series applied to mips-fixes. > mips: vdso: fix 'jalr t9' crash in vdso code > commit d3f703c4359f > https://git.kernel.org/mips/c/d3f703c4359f > > Reported-by: Bruce Ashfield > Signed-off-by: Victor Kamensky > Signed-off-by: Paul Burton > > mips: vdso: add build time check that no 'jalr t9' calls left > commit 976c23af3ee5 > https://git.kernel.org/mips/c/976c23af3ee5 > > Signed-off-by: Victor Kamensky > Signed-off-by: Paul Burton Thanks, Paul [ This message was auto-generated; if you believe anything is incorrect then please email paulburton@kernel.org to report it. ]