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=-6.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=no 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 7DFA0C4346E for ; Tue, 29 Sep 2020 06:18:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4871620BED for ; Tue, 29 Sep 2020 06:18:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="fUx7CMc2" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725778AbgI2GS5 (ORCPT ); Tue, 29 Sep 2020 02:18:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45244 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725320AbgI2GS4 (ORCPT ); Tue, 29 Sep 2020 02:18:56 -0400 Received: from mail-pj1-x1042.google.com (mail-pj1-x1042.google.com [IPv6:2607:f8b0:4864:20::1042]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2E456C061755; Mon, 28 Sep 2020 23:18:55 -0700 (PDT) Received: by mail-pj1-x1042.google.com with SMTP id s14so3280173pju.1; Mon, 28 Sep 2020 23:18:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id; bh=bR1c5zVE1/wtGNRr4qAxGHHpVpEDG879HmZTYWlE/G8=; b=fUx7CMc2F01xKbLmoLOoCpj/jkDlUK5sAdtumwTJWzrSIpPfAAEs4WVMaMmzXJfwuf W5W/mq16+8r6JKDur6Zdc7IehJAbBu7y2seYQWXnRhHAIMeJg4Z2ZzCgGBliT6t9N8TA LGTrxiKobVEpcojQg9Jv2g8paOfVdkk2NMNyGuDL4AARbl75lirK/vdu1tlkUvnIy7hJ Pny1ylEvtffgCTj0bSkihmjdmaBZ5DiDc+++4RbD80cxfkpsAm/0g8lXbWon62XsqxBM sJExeBaF7IDpPl/U+aRTX1Ltp0UNeQyyH/9Aujy/vhrC3zEd3hwYAJo7aoJyQFPtXrDl 22Ng== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=bR1c5zVE1/wtGNRr4qAxGHHpVpEDG879HmZTYWlE/G8=; b=k6LmKkghcOAGriST8LAoFwTQL92bvVro73Jp+EWDO495YuFMNo/4Q3vYxB357vGnlu 2LtmWuUxkuypfC9ZJk5TSgU1ycqN5V/87f/daiKjcvxyGSfU6Pm/Ep6OPSVyQvt18o2g Z7w+cQIhCplJgFknWvx0AFZ3T1qAcWgqbJHpI8vCN/13vVLD42U1phHocFIHguwolRXy 6w3aMDGmxw0f1LFhShBHTOWadKWcRVhkllTTHtc2E7WC+zMvfFVNJbRUpF7m5Kyjq1At nSi0sbH7WqTlvVwUIqlNr6nall0/aMSC3g5UfgHPq2OA/RV1gmcJRCToOFFXGucv9r3r VVWg== X-Gm-Message-State: AOAM532pW2aquICPOuv5CJThS6twYunfWNWqcdzwdUbQ4056sOAtlr/f oTOyVL70ki2PsfrWcKD5epw= X-Google-Smtp-Source: ABdhPJzQmA4H34YEh2eRTAYZ9Szt4fmd9lwDaFSywAcg4Rghwf09cTORXan9bkhbsq+oer8yiNUXbw== X-Received: by 2002:a17:90a:b314:: with SMTP id d20mr458540pjr.7.1601360334679; Mon, 28 Sep 2020 23:18:54 -0700 (PDT) Received: from Asurada-Nvidia.nvidia.com (thunderhill.nvidia.com. [216.228.112.22]) by smtp.gmail.com with ESMTPSA id cf7sm3280562pjb.52.2020.09.28.23.18.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 28 Sep 2020 23:18:54 -0700 (PDT) From: Nicolin Chen To: thierry.reding@gmail.com, joro@8bytes.org Cc: vdumpa@nvidia.com, jonathanh@nvidia.com, digetx@gmail.com, linux-tegra@vger.kernel.org, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org, hch@infradead.org Subject: [PATCH v4 0/2] iommu/tegra-smmu: Two followup changes Date: Mon, 28 Sep 2020 23:13:23 -0700 Message-Id: <20200929061325.10197-1-nicoleotsuka@gmail.com> X-Mailer: git-send-email 2.17.1 Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org Two followup patches for tegra-smmu: PATCH-1 is a clean-up patch for the recently applied SWGROUP change. PATCH-2 fixes a potential race condition Changelog v3->v4: * PATCH-2: Fixed typo in subject v2->v3: * PATCH-2: renamed "err_unlock" to "unlock" v1->v2: * Separated first two changs of V1 so they may get applied first, since the other three changes need some extra time to finalize. Nicolin Chen (2): iommu/tegra-smmu: Unwrap tegra_smmu_group_get iommu/tegra-smmu: Expand mutex protection range drivers/iommu/tegra-smmu.c | 53 ++++++++++++++++++-------------------- 1 file changed, 25 insertions(+), 28 deletions(-) -- 2.17.1