From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.12]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E85011D5AB7; Tue, 5 Aug 2025 01:28:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.12 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754357298; cv=none; b=nFh/0wyjgStHYJBngqJc4tb5PWe3cTUdb/+dFVisx8HzoNeawFqf1fDbIKhd0yoemKj6OnVPkDtvmSY32qG1MTlahIlHqeOrx6imYGFGMVYHVXgBnbcCIi4CRYcIgMkOo3VhQcdGTnisgIhd0PT5H0ZB3U/mdMwGd/ILIVDimUo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754357298; c=relaxed/simple; bh=w2K9gcdNs0x+bQQ4NQocswwAKqj6gCP5v/62LBm0zi8=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=eT3opI6QNpTWhzlZDU4SdPFui/RSTlxRG/5CjY33cUq5+HZD7OEMRDEOJgD5aF8ruVoFV3CgQjC5ZrYH7PSqyCa8GL9qjdMcjLw8f1eUwHe6zAZzRf/oLReOdSjDf+DsU0o9hJrLbh93yImEG4uCvwkL44m5YbG7K/4kumBQxbs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=foc0feWG; arc=none smtp.client-ip=198.175.65.12 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="foc0feWG" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1754357297; x=1785893297; h=from:date:subject:mime-version:content-transfer-encoding: message-id:references:in-reply-to:to:cc; bh=w2K9gcdNs0x+bQQ4NQocswwAKqj6gCP5v/62LBm0zi8=; b=foc0feWGSg1nk8iMswKTELn+nc0Axww8brv0+cbMUuW5zocy1cjp7hHz GXme+uJV8WNre5RPZb91kkHZP+tBo1GOgd8RDM1tnLHJhZnZJ4tah8eqe WgYJQpZuBBMOo3QbwXpAJaExt90NNUOoNcgtN168GN0gfdkwfDWPqoIwl b1Rt5yGCxCdJDBP/KlP31/rWT7x8CG5NSLpVH/5TpM+p9PmnF1m3IWovk cfDTYmMVVpTGIotAe/l/E4X9Lm+AqXUfwxCRYvGqoP8YzYm0Olo1/NwPJ 5xBfTKa8VfOtsKso6NddCASbIa8s4ej60ZNOeB7B7+ng2enm1JaGTfKrj Q==; X-CSE-ConnectionGUID: w8Fa0wbRSuaxRhb0MQdmZQ== X-CSE-MsgGUID: E54q9k5NTtKlU1v+lYUcXQ== X-IronPort-AV: E=McAfee;i="6800,10657,11512"; a="68085361" X-IronPort-AV: E=Sophos;i="6.17,265,1747724400"; d="scan'208";a="68085361" Received: from orviesa005.jf.intel.com ([10.64.159.145]) by orvoesa104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Aug 2025 18:28:11 -0700 X-CSE-ConnectionGUID: uW2rUZpkTei1lNKd2DN4lg== X-CSE-MsgGUID: akTtzs76Sdi3GSuT2ROH1w== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.17,265,1747724400"; d="scan'208";a="169699559" Received: from vcostago-mobl3.jf.intel.com (HELO [10.98.32.147]) ([10.98.32.147]) by orviesa005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Aug 2025 18:28:11 -0700 From: Vinicius Costa Gomes Date: Mon, 04 Aug 2025 18:27:57 -0700 Subject: [PATCH 6/9] dmaengine: idxd: Fix not releasing workqueue on .release() Precedence: bulk X-Mailing-List: dmaengine@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20250804-idxd-fix-flr-on-kernel-queues-v3-v1-6-4e020fbf52c1@intel.com> References: <20250804-idxd-fix-flr-on-kernel-queues-v3-v1-0-4e020fbf52c1@intel.com> In-Reply-To: <20250804-idxd-fix-flr-on-kernel-queues-v3-v1-0-4e020fbf52c1@intel.com> To: Dave Jiang , Vinod Koul , Fenghua Yu , Dan Williams Cc: dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, Vinicius Costa Gomes X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1754357291; l=811; i=vinicius.gomes@intel.com; s=20230921; h=from:subject:message-id; bh=w2K9gcdNs0x+bQQ4NQocswwAKqj6gCP5v/62LBm0zi8=; b=cPOmR3w6vItxMTn+RqmUG+hX7v68fpY86f05lVvaKYdJMjnfhMyBm/bdZUMZwn7V4H1krynyv 5z+JLWPg4p6C5mY2YtY0xMfpBWWJJtMeEAdwJRFLqjVYwtsf9wJl/kq X-Developer-Key: i=vinicius.gomes@intel.com; a=ed25519; pk=aJkrtgqgT6TZ8iIHSG8/rTPsmlYnjMrUjCsMYvCzntk= The workqueue associated with an DSA/IAA device is not released when the object is freed. Fixes: 47c16ac27d4c ("dmaengine: idxd: fix idxd conf_dev 'struct device' lifetime") Signed-off-by: Vinicius Costa Gomes --- drivers/dma/idxd/sysfs.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/dma/idxd/sysfs.c b/drivers/dma/idxd/sysfs.c index 9f0701021af0e6fbe3c3c04a0e336ee9cd094641..cdd7a59140d90c80f5837473962017114cd00b13 100644 --- a/drivers/dma/idxd/sysfs.c +++ b/drivers/dma/idxd/sysfs.c @@ -1812,6 +1812,7 @@ static void idxd_conf_device_release(struct device *dev) { struct idxd_device *idxd = confdev_to_idxd(dev); + destroy_workqueue(idxd->wq); kfree(idxd->groups); bitmap_free(idxd->wq_enable_map); kfree(idxd->wqs); -- 2.50.1