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GET /api/patches/818711/?format=api
{ "id": 818711, "url": "http://patchwork.ozlabs.org/api/patches/818711/?format=api", "web_url": "http://patchwork.ozlabs.org/project/ubuntu-kernel/patch/f6221aa560d474bd822040ecb28ee4ea973f1ca4.1506437915.git.joseph.salisbury@canonical.com/", "project": { "id": 15, "url": "http://patchwork.ozlabs.org/api/projects/15/?format=api", "name": "Ubuntu Kernel", "link_name": "ubuntu-kernel", "list_id": "kernel-team.lists.ubuntu.com", "list_email": "kernel-team@lists.ubuntu.com", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<f6221aa560d474bd822040ecb28ee4ea973f1ca4.1506437915.git.joseph.salisbury@canonical.com>", "list_archive_url": null, "date": "2017-09-26T15:19:00", "name": "[SRU,Zesty,1/1] md: MD_CLOSING needs to be cleared after called md_set_readonly or do_md_stop", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "0629a4f1b6b0f50ce4f3b58187282d6f6d80c50a", "submitter": { "id": 7793, "url": "http://patchwork.ozlabs.org/api/people/7793/?format=api", "name": "Joseph Salisbury", "email": "joseph.salisbury@canonical.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/ubuntu-kernel/patch/f6221aa560d474bd822040ecb28ee4ea973f1ca4.1506437915.git.joseph.salisbury@canonical.com/mbox/", "series": [ { "id": 5165, "url": "http://patchwork.ozlabs.org/api/series/5165/?format=api", "web_url": "http://patchwork.ozlabs.org/project/ubuntu-kernel/list/?series=5165", "date": "2017-09-26T15:18:59", "name": "md: MD_CLOSING needs to be cleared after called md_set_readonly or do_md_stop", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/5165/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/818711/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/818711/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<kernel-team-bounces@lists.ubuntu.com>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@bilbo.ozlabs.org", "Authentication-Results": "ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=lists.ubuntu.com\n\t(client-ip=91.189.94.19; helo=huckleberry.canonical.com;\n\tenvelope-from=kernel-team-bounces@lists.ubuntu.com;\n\treceiver=<UNKNOWN>)", "Received": [ "from huckleberry.canonical.com (huckleberry.canonical.com\n\t[91.189.94.19])\n\tby ozlabs.org (Postfix) with ESMTP id 3y1l3h4g5Yz9tXK;\n\tWed, 27 Sep 2017 01:19:12 +1000 (AEST)", "from localhost ([127.0.0.1] helo=huckleberry.canonical.com)\n\tby huckleberry.canonical.com with esmtp (Exim 4.86_2)\n\t(envelope-from <kernel-team-bounces@lists.ubuntu.com>)\n\tid 1dwrdX-0007cF-Fk; Tue, 26 Sep 2017 15:19:03 +0000", "from youngberry.canonical.com ([91.189.89.112])\n\tby huckleberry.canonical.com with esmtps\n\t(TLS1.0:DHE_RSA_AES_128_CBC_SHA1:128)\n\t(Exim 4.86_2) (envelope-from <joseph.salisbury@canonical.com>)\n\tid 1dwrdW-0007Vq-48\n\tfor kernel-team@lists.ubuntu.com; Tue, 26 Sep 2017 15:19:02 +0000", "from 1.general.jsalisbury.us.vpn ([10.172.67.212] helo=salisbury)\n\tby youngberry.canonical.com with esmtpsa\n\t(TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32)\n\t(Exim 4.76) (envelope-from <joseph.salisbury@canonical.com>)\n\tid 1dwrdV-0003i2-Nq\n\tfor kernel-team@lists.ubuntu.com; Tue, 26 Sep 2017 15:19:01 +0000", "by salisbury (Postfix, from userid 1000)\n\tid 392347E2853; Tue, 26 Sep 2017 11:19:00 -0400 (EDT)" ], "From": "Joseph Salisbury <joseph.salisbury@canonical.com>", "To": "kernel-team@lists.ubuntu.com", "Subject": "[SRU][Zesty][PATCH 1/1] md: MD_CLOSING needs to be cleared after\n\tcalled md_set_readonly or do_md_stop", "Date": "Tue, 26 Sep 2017 11:19:00 -0400", "Message-Id": "<f6221aa560d474bd822040ecb28ee4ea973f1ca4.1506437915.git.joseph.salisbury@canonical.com>", "X-Mailer": "git-send-email 2.7.4", "In-Reply-To": [ "<cover.1506437915.git.joseph.salisbury@canonical.com>", "<cover.1506437915.git.joseph.salisbury@canonical.com>" ], "References": [ "<cover.1506437915.git.joseph.salisbury@canonical.com>", "<cover.1506437915.git.joseph.salisbury@canonical.com>" ], "X-BeenThere": "kernel-team@lists.ubuntu.com", "X-Mailman-Version": "2.1.20", "Precedence": "list", "List-Id": "Kernel team discussions <kernel-team.lists.ubuntu.com>", "List-Unsubscribe": "<https://lists.ubuntu.com/mailman/options/kernel-team>,\n\t<mailto:kernel-team-request@lists.ubuntu.com?subject=unsubscribe>", "List-Archive": "<https://lists.ubuntu.com/archives/kernel-team>", "List-Post": "<mailto:kernel-team@lists.ubuntu.com>", "List-Help": "<mailto:kernel-team-request@lists.ubuntu.com?subject=help>", "List-Subscribe": "<https://lists.ubuntu.com/mailman/listinfo/kernel-team>,\n\t<mailto:kernel-team-request@lists.ubuntu.com?subject=subscribe>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"utf-8\"", "Content-Transfer-Encoding": "base64", "Errors-To": "kernel-team-bounces@lists.ubuntu.com", "Sender": "\"kernel-team\" <kernel-team-bounces@lists.ubuntu.com>" }, "content": "From: NeilBrown <neilb@suse.com>\n\nBugLink: http://bugs.launchpad.net/bugs/1706243\n\nif called md_set_readonly and set MD_CLOSING bit, the mddev cannot\nbe opened any more due to the MD_CLOING bit wasn't cleared. Thus it\nneeds to be cleared in md_ioctl after any call to md_set_readonly()\nor do_md_stop().\n\nSigned-off-by: NeilBrown <neilb@suse.com>\nFixes: af8d8e6f0315 (\"md: changes for MD_STILL_CLOSED flag\")\nCc: stable@vger.kernel.org (v4.9+)\nSigned-off-by: Zhilong Liu <zlliu@suse.com>\nSigned-off-by: Shaohua Li <shli@fb.com>\n(cherry picked from commit 065e519e71b2c1f41936cce75b46b5ab34adb588)\nSigned-off-by: Joseph Salisbury <joseph.salisbury@canonical.com>\n---\n drivers/md/md.c | 5 +++++\n 1 file changed, 5 insertions(+)", "diff": "diff --git a/drivers/md/md.c b/drivers/md/md.c\nindex 01175da..643920c 100644\n--- a/drivers/md/md.c\n+++ b/drivers/md/md.c\n@@ -6787,6 +6787,7 @@ static int md_ioctl(struct block_device *bdev, fmode_t mode,\n \tvoid __user *argp = (void __user *)arg;\n \tstruct mddev *mddev = NULL;\n \tint ro;\n+\tbool did_set_md_closing = false;\n \n \tif (!md_ioctl_valid(cmd))\n \t\treturn -ENOTTY;\n@@ -6876,7 +6877,9 @@ static int md_ioctl(struct block_device *bdev, fmode_t mode,\n \t\t\terr = -EBUSY;\n \t\t\tgoto out;\n \t\t}\n+\t\tWARN_ON_ONCE(test_bit(MD_CLOSING, &mddev->flags));\n \t\tset_bit(MD_CLOSING, &mddev->flags);\n+\t\tdid_set_md_closing = true;\n \t\tmutex_unlock(&mddev->open_mutex);\n \t\tsync_blockdev(bdev);\n \t}\n@@ -7069,6 +7072,8 @@ static int md_ioctl(struct block_device *bdev, fmode_t mode,\n \t\tmddev->hold_active = 0;\n \tmddev_unlock(mddev);\n out:\n+\tif(did_set_md_closing)\n+\t\tclear_bit(MD_CLOSING, &mddev->flags);\n \treturn err;\n }\n #ifdef CONFIG_COMPAT\n", "prefixes": [ "SRU", "Zesty", "1/1" ] }