Received: by 2002:a05:6a11:4021:0:0:0:0 with SMTP id ky33csp2706090pxb; Fri, 17 Sep 2021 16:34:34 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwrAz/hGw8GU6nq7dWaHFhwMiDeTJDTZxEiE6wwROzMShPM7yBOufyzkhkEjPxi/xOtIJ7L X-Received: by 2002:a92:4a10:: with SMTP id m16mr10022300ilf.91.1631921674553; Fri, 17 Sep 2021 16:34:34 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1631921674; cv=none; d=google.com; s=arc-20160816; b=H3ge74LJ85Gbg77s9ayc4CurpxaKJLwtV0eKd2jFvZSA3Ys02AWkgbYmkfKQv/ifUx EeCGRrSmIN7ZS5idufqq42hAOszz6l+8fRWB94emv9lMMk6pYlgO5HsB+NIKHKfW6K/i JAFHiv+Yay9vvMHGHtaaUEiEQSiOEaVouKFsytbh4lBVUtnGTzs8DQqPUlP6CnUeIiDn 3BZ4+TcsMiQlU6verDhOIsCAnPI5XAPb4q+JqNxA0k7Qt4AXGw/bpAnZsEiJul4k3pBG NtVuoq76wxEQr8Wg6gKuubKVUMiRzWLqpGtrHoR2JTf4OEYT5jYTw9hAqblyucRJSr7z TOqw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :message-id:date:subject:cc:to:from; bh=PN3G45MexIptn8v9Yv3eApE36st4jBMCEoIiBQ1Uyeg=; b=MDeq17V5POOqSQMRVIk+TflyAcn6e7YPIR8BQGklNo6u2EbVAPJ98xJrM00Qcf6juy olSdL4GYVxQ0UZXm/oJIdcb6yguxcpxA/UthW7TYq3hXUsvPpqpJBvLsozYmjc+S0tVh 0oC42rjYbPnNUiz7fRLJtgKR6xlzBD9bnv3SL6NoYBOhyhtVPMIDDrxmVgRRQT4Ax4RG rM8r3BYDi37p2nSsGb0jNbXTIvckfgO2S4CSAC5xvtBicMi/XkCTBHWk9HmV2hD4dH9I 6c4hfKCvdedTZs+Nk5wiDW41sufg08373JQt81ViKB4gIjU/VDep76hD5LLtQr1ZYyhP uemw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id o6si8533435jat.103.2021.09.17.16.34.23; Fri, 17 Sep 2021 16:34:34 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1343694AbhIQPWr (ORCPT + 99 others); Fri, 17 Sep 2021 11:22:47 -0400 Received: from mga05.intel.com ([192.55.52.43]:52251 "EHLO mga05.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241613AbhIQPWc (ORCPT ); Fri, 17 Sep 2021 11:22:32 -0400 X-IronPort-AV: E=McAfee;i="6200,9189,10110"; a="308361902" X-IronPort-AV: E=Sophos;i="5.85,301,1624345200"; d="scan'208";a="308361902" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Sep 2021 08:18:42 -0700 X-IronPort-AV: E=Sophos;i="5.85,301,1624345200"; d="scan'208";a="509948699" Received: from mtkaczyk-devel.igk.intel.com ([10.102.102.23]) by fmsmga008-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Sep 2021 08:18:41 -0700 From: Mariusz Tkaczyk To: song@kernel.org Cc: linux-kernel@vger.kernel.org Subject: [PATCH 0/2] Use MD_BROKEN for redundant arrays Date: Fri, 17 Sep 2021 17:18:29 +0200 Message-Id: <20210917151831.3000-1-mariusz.tkaczyk@linux.intel.com> X-Mailer: git-send-email 2.26.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Song, This patchset adds usage of MD_BROKEN for each redundant level. This should simplify IO failure stack when md device is failed and fixes raid456 bug. Mariusz Tkaczyk (2): md: Set MD_BROKEN for RAID1 and RAID10 raid5: introduce MD_BROKEN drivers/md/md.c | 16 ++++++++++------ drivers/md/md.h | 4 ++-- drivers/md/raid1.c | 1 + drivers/md/raid10.c | 1 + drivers/md/raid5.c | 34 ++++++++++++++++------------------ 5 files changed, 30 insertions(+), 26 deletions(-) -- 2.26.2