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GET /api/patches/660293/?format=api
{ "id": 660293, "url": "http://patchwork.ozlabs.org/api/patches/660293/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/1471475048-25835-1-git-send-email-bimmy.pujari@intel.com/", "project": { "id": 46, "url": "http://patchwork.ozlabs.org/api/projects/46/?format=api", "name": "Intel Wired Ethernet development", "link_name": "intel-wired-lan", "list_id": "intel-wired-lan.osuosl.org", "list_email": "intel-wired-lan@osuosl.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<1471475048-25835-1-git-send-email-bimmy.pujari@intel.com>", "list_archive_url": null, "date": "2016-08-17T23:04:06", "name": "[next,S43,1/3] i40e: Correcting mutex usage in client code", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": false, "hash": "2ffd333ad829a9418d1e4f663a36c75930c8a5db", "submitter": { "id": 68919, "url": "http://patchwork.ozlabs.org/api/people/68919/?format=api", "name": "Pujari, Bimmy", "email": "bimmy.pujari@intel.com" }, "delegate": { "id": 68, "url": "http://patchwork.ozlabs.org/api/users/68/?format=api", "username": "jtkirshe", "first_name": "Jeff", "last_name": "Kirsher", "email": "jeffrey.t.kirsher@intel.com" }, "mbox": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/1471475048-25835-1-git-send-email-bimmy.pujari@intel.com/mbox/", "series": [], "comments": "http://patchwork.ozlabs.org/api/patches/660293/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/660293/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<intel-wired-lan-bounces@lists.osuosl.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "intel-wired-lan@lists.osuosl.org" ], "Delivered-To": [ "patchwork-incoming@bilbo.ozlabs.org", "intel-wired-lan@lists.osuosl.org" ], "Received": [ "from fraxinus.osuosl.org (smtp4.osuosl.org [140.211.166.137])\n\t(using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3sF4b409ybz9sdg\n\tfor <incoming@patchwork.ozlabs.org>;\n\tThu, 18 Aug 2016 09:05:51 +1000 (AEST)", "from localhost (localhost [127.0.0.1])\n\tby fraxinus.osuosl.org (Postfix) with ESMTP id 4771B89FBC;\n\tWed, 17 Aug 2016 23:05:49 +0000 (UTC)", "from fraxinus.osuosl.org ([127.0.0.1])\n\tby localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)\n\twith ESMTP id 66ZxX-KSGA3y; Wed, 17 Aug 2016 23:05:47 +0000 (UTC)", "from ash.osuosl.org (ash.osuosl.org [140.211.166.34])\n\tby fraxinus.osuosl.org (Postfix) with ESMTP id A71AD89F9B;\n\tWed, 17 Aug 2016 23:05:47 +0000 (UTC)", "from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138])\n\tby ash.osuosl.org (Postfix) with ESMTP id 6D8611C11F2\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tWed, 17 Aug 2016 23:05:46 +0000 (UTC)", "from localhost (localhost [127.0.0.1])\n\tby whitealder.osuosl.org (Postfix) with ESMTP id 693788B8DF\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tWed, 17 Aug 2016 23:05:46 +0000 (UTC)", "from whitealder.osuosl.org ([127.0.0.1])\n\tby localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)\n\twith ESMTP id H1paJo4kUFyK for <intel-wired-lan@lists.osuosl.org>;\n\tWed, 17 Aug 2016 23:05:45 +0000 (UTC)", "from mga02.intel.com (mga02.intel.com [134.134.136.20])\n\tby whitealder.osuosl.org (Postfix) with ESMTP id 9B3548B873\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tWed, 17 Aug 2016 23:05:45 +0000 (UTC)", "from fmsmga002.fm.intel.com ([10.253.24.26])\n\tby orsmga101.jf.intel.com with ESMTP; 17 Aug 2016 16:05:08 -0700", "from bimmy.jf.intel.com (HELO bimmy.linux1.jf.intel.com)\n\t([134.134.2.177])\n\tby fmsmga002.fm.intel.com with ESMTP; 17 Aug 2016 16:04:40 -0700" ], "X-Virus-Scanned": [ "amavisd-new at osuosl.org", "amavisd-new at osuosl.org" ], "X-Greylist": "domain auto-whitelisted by SQLgrey-1.7.6", "X-ExtLoop1": "1", "X-IronPort-AV": "E=Sophos; i=\"5.28,536,1464678000\"; d=\"scan'208\";\n\ta=\"1043087063\"", "From": "Bimmy Pujari <bimmy.pujari@intel.com>", "To": "intel-wired-lan@lists.osuosl.org", "Date": "Wed, 17 Aug 2016 16:04:06 -0700", "Message-Id": "<1471475048-25835-1-git-send-email-bimmy.pujari@intel.com>", "X-Mailer": "git-send-email 2.4.11", "Subject": "[Intel-wired-lan] [next PATCH S43 1/3] i40e: Correcting mutex usage\n\tin client code", "X-BeenThere": "intel-wired-lan@lists.osuosl.org", "X-Mailman-Version": "2.1.18-1", "Precedence": "list", "List-Id": "Intel Wired Ethernet Linux Kernel Driver Development\n\t<intel-wired-lan.lists.osuosl.org>", "List-Unsubscribe": "<http://lists.osuosl.org/mailman/options/intel-wired-lan>, \n\t<mailto:intel-wired-lan-request@lists.osuosl.org?subject=unsubscribe>", "List-Archive": "<http://lists.osuosl.org/pipermail/intel-wired-lan/>", "List-Post": "<mailto:intel-wired-lan@lists.osuosl.org>", "List-Help": "<mailto:intel-wired-lan-request@lists.osuosl.org?subject=help>", "List-Subscribe": "<http://lists.osuosl.org/mailman/listinfo/intel-wired-lan>, \n\t<mailto:intel-wired-lan-request@lists.osuosl.org?subject=subscribe>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"us-ascii\"", "Content-Transfer-Encoding": "7bit", "Errors-To": "intel-wired-lan-bounces@lists.osuosl.org", "Sender": "\"Intel-wired-lan\" <intel-wired-lan-bounces@lists.osuosl.org>" }, "content": "From: Avinash Dayanand <avinash.dayanand@intel.com>\n\nCorrecting the mutex usage, in client_subtask(), mutex_unlock has\nto be called just before client_del_instance() since this function opens\nand later closes the same mutex again.\nSimilarly in client_is_registered removing the mutex since it closes\nthe mutex twice.\n\nThis is a patch suggested by RDMA team.\n\nSigned-off-by: Avinash Dayanand <avinash.dayanand@intel.com>\nChange-ID: Icce519c266e4221b8a2a72a15ba5bf01750e5852\n---\n drivers/net/ethernet/intel/i40e/i40e_client.c | 1 +\n 1 file changed, 1 insertion(+)", "diff": "diff --git a/drivers/net/ethernet/intel/i40e/i40e_client.c b/drivers/net/ethernet/intel/i40e/i40e_client.c\nindex 09a37cf..5404b32 100644\n--- a/drivers/net/ethernet/intel/i40e/i40e_client.c\n+++ b/drivers/net/ethernet/intel/i40e/i40e_client.c\n@@ -576,6 +576,7 @@ void i40e_client_subtask(struct i40e_pf *pf)\n \t\t\tset_bit(__I40E_CLIENT_INSTANCE_OPENED, &cdev->state);\n \t\t} else {\n \t\t\t/* remove client instance */\n+\t\t\tmutex_unlock(&i40e_client_instance_mutex);\n \t\t\ti40e_client_del_instance(pf, client);\n \t\t\tatomic_dec(&client->ref_cnt);\n \t\t\tcontinue;\n", "prefixes": [ "next", "S43", "1/3" ] }