From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.31]) (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 4F08620DC3 for ; Tue, 16 Jan 2024 01:12:55 +0000 (UTC) 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="dHhB6Hyx" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1705367575; x=1736903575; h=from:to:cc:subject:date:message-id:in-reply-to: references; bh=XYbiZr19/1AKx6jFE1ngW+Hh/8H+xul3lQBkbfqxmYs=; b=dHhB6Hyx6x0xaxgXg8JTdKiBaSFQfRL5yy7JUv9EN2/OcJ2FPulf38tl TF/Pe2M+Or08qTxayLhBSrKm0mceF3AAxgwjr0b7Q2a7tSdh8yqoTerqB 8NH1wCCQgkvIkAadz4dlQRgYwlXbjDLXXsm7dmbD4/lpQel83GjbO0LW5 RlerE0f/oGqmDmhdlpmmrc8E9zlAyXmMS3Prcj7FFVPj8qCQV/DtmBlIe fy9dcif9ivo+zkjKIhQKu3B/HGrrWaI0GQ3WIxTQsULvvo93CAHun6qhr q3JTnsa4ec3azEOS/drP//QA0Co1EMuNFGYAo79BM/VC9Xyrxt+/WXArb w==; X-IronPort-AV: E=McAfee;i="6600,9927,10954"; a="464004385" X-IronPort-AV: E=Sophos;i="6.04,197,1695711600"; d="scan'208";a="464004385" Received: from orsmga003.jf.intel.com ([10.7.209.27]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Jan 2024 17:12:55 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10954"; a="733427235" X-IronPort-AV: E=Sophos;i="6.04,197,1695711600"; d="scan'208";a="733427235" Received: from kechen-optiplex-9020.bj.intel.com ([10.238.157.62]) by orsmga003.jf.intel.com with ESMTP; 15 Jan 2024 17:12:53 -0800 From: Tina Zhang To: iommu@lists.linux.dev Cc: Lu Baolu , Kevin Tian , Tina Zhang Subject: [PATCH 02/11] iommu/vt-d: Remove initialization for dynamically heap-allocated rcu_head Date: Tue, 16 Jan 2024 09:11:37 +0800 Message-Id: <20240116011146.18645-3-tina.zhang@intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20240116011146.18645-1-tina.zhang@intel.com> References: <20240116011146.18645-1-tina.zhang@intel.com> Precedence: bulk X-Mailing-List: iommu@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: The rcu_head structures allocated dynamically in the heap don't need any initialization. Therefore, remove the init_rcu_head(). Signed-off-by: Tina Zhang --- drivers/iommu/intel/svm.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/iommu/intel/svm.c b/drivers/iommu/intel/svm.c index a88051b9d802..1a72b684baea 100644 --- a/drivers/iommu/intel/svm.c +++ b/drivers/iommu/intel/svm.c @@ -359,7 +359,6 @@ static int intel_svm_bind_mm(struct intel_iommu *iommu, struct device *dev, sdev->iommu = iommu; sdev->did = FLPT_DEFAULT_DID; sdev->sid = PCI_DEVID(info->bus, info->devfn); - init_rcu_head(&sdev->rcu); if (info->ats_enabled) { sdev->qdep = info->ats_qdep; if (sdev->qdep >= QI_DEV_EIOTLB_MAX_INVS) -- 2.39.3