From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 50B3AC48BCD for ; Thu, 10 Jun 2021 02:04:26 +0000 (UTC) Received: from smtp4.osuosl.org (smtp4.osuosl.org [140.211.166.137]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 1F1CC613BC for ; Thu, 10 Jun 2021 02:04:26 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1F1CC613BC Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by smtp4.osuosl.org (Postfix) with ESMTP id 9645F4054B; Thu, 10 Jun 2021 02:04:25 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp4.osuosl.org ([127.0.0.1]) by localhost (smtp4.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id Re-oZcLmvKXg; Thu, 10 Jun 2021 02:04:24 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [IPv6:2605:bc80:3010:104::8cd3:938]) by smtp4.osuosl.org (Postfix) with ESMTPS id 75E04405A2; Thu, 10 Jun 2021 02:04:24 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 124B3C0027; Thu, 10 Jun 2021 02:04:24 +0000 (UTC) Received: from smtp4.osuosl.org (smtp4.osuosl.org [140.211.166.137]) by lists.linuxfoundation.org (Postfix) with ESMTP id 11347C000B for ; Thu, 10 Jun 2021 02:04:23 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp4.osuosl.org (Postfix) with ESMTP id CF44240540 for ; Thu, 10 Jun 2021 02:04:20 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp4.osuosl.org ([127.0.0.1]) by localhost (smtp4.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id lvmFkWOPL4P8 for ; Thu, 10 Jun 2021 02:04:19 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.8.0 Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by smtp4.osuosl.org (Postfix) with ESMTPS id 9F9EE405A1 for ; Thu, 10 Jun 2021 02:04:19 +0000 (UTC) IronPort-SDR: jYML6s/K9kAb1POJMz4qxOrw0Wk0yaEKOg10lDJmHl+zUna8YQPCV1ZYJ1WRk9fRCpfbmvgbPL P13jw6tsWglg== X-IronPort-AV: E=McAfee;i="6200,9189,10010"; a="202184393" X-IronPort-AV: E=Sophos;i="5.83,262,1616482800"; d="scan'208";a="202184393" Received: from orsmga006.jf.intel.com ([10.7.209.51]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Jun 2021 19:04:09 -0700 IronPort-SDR: +Z+QrKX8KnYYugTxGGcER11EvuQjPqC95N6G/MGzYV6oFW3sh7o0nw8memUvBMF0rXjWT5Ky5C m7UnaF9G/Ngg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.83,262,1616482800"; d="scan'208";a="402500602" Received: from allen-box.sh.intel.com ([10.239.159.105]) by orsmga006.jf.intel.com with ESMTP; 09 Jun 2021 19:04:06 -0700 From: Lu Baolu To: Joerg Roedel Subject: [PATCH 23/23] iommu/vt-d: No need to typecast Date: Thu, 10 Jun 2021 10:01:15 +0800 Message-Id: <20210610020115.1637656-24-baolu.lu@linux.intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210610020115.1637656-1-baolu.lu@linux.intel.com> References: <20210610020115.1637656-1-baolu.lu@linux.intel.com> MIME-Version: 1.0 Cc: Fenghua Yu , Ashok Raj , Aditya Srivastava , Randy Dunlap , YueHaibing , "Gustavo A . R . Silva" , iommu@lists.linux-foundation.org, Colin Ian King , Will Deacon X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" From: Parav Pandit Page directory assignment by alloc_pgtable_page() or phys_to_virt() doesn't need typecasting as both routines return void*. Hence, remove typecasting from both the calls. Signed-off-by: Parav Pandit Signed-off-by: Lu Baolu Link: https://lore.kernel.org/r/20210530075053.264218-1-parav@nvidia.com --- drivers/iommu/intel/iommu.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c index d9a248ee5779..bd93c7ec879e 100644 --- a/drivers/iommu/intel/iommu.c +++ b/drivers/iommu/intel/iommu.c @@ -4506,7 +4506,7 @@ static int md_domain_init(struct dmar_domain *domain, int guest_width) domain->max_addr = 0; /* always allocate the top pgd */ - domain->pgd = (struct dma_pte *)alloc_pgtable_page(domain->nid); + domain->pgd = alloc_pgtable_page(domain->nid); if (!domain->pgd) return -ENOMEM; domain_flush_cache(domain, domain->pgd, PAGE_SIZE); @@ -4774,8 +4774,7 @@ static int prepare_domain_attach_device(struct iommu_domain *domain, pte = dmar_domain->pgd; if (dma_pte_present(pte)) { - dmar_domain->pgd = (struct dma_pte *) - phys_to_virt(dma_pte_addr(pte)); + dmar_domain->pgd = phys_to_virt(dma_pte_addr(pte)); free_pgtable_page(pte); } dmar_domain->agaw--; -- 2.25.1 _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu