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[23.128.96.18]) by mx.google.com with ESMTP id bu17si7308972ejb.722.2021.08.05.20.21.14; Thu, 05 Aug 2021 20:21:37 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=TLEmeQiC; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242268AbhHFCPp (ORCPT + 99 others); Thu, 5 Aug 2021 22:15:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33620 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236885AbhHFCPo (ORCPT ); Thu, 5 Aug 2021 22:15:44 -0400 Received: from mail-qv1-xf32.google.com (mail-qv1-xf32.google.com [IPv6:2607:f8b0:4864:20::f32]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EE640C061798 for ; Thu, 5 Aug 2021 19:15:28 -0700 (PDT) Received: by mail-qv1-xf32.google.com with SMTP id x12so4102870qvo.12 for ; Thu, 05 Aug 2021 19:15:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=Imy8OreXrectZDHPA2KWQvvopUzEYXdivHeaJKFxqpw=; b=TLEmeQiCIiGQ7wCbsNTZiXznL/Qe/SmmLjIDwfE2OPFDAAKJwKwem0xLhdEvI9eF9w ePFC/vJhM5qtwNECXdguUzpTSPuSWPMFrCcWsHM9oCVOkFBkU1XH062mljS2Vyj5Qmi6 bnlu2+N0SnFi/fT2DucYSaElfxZ48+hnX7LNXzaLjfGQF/IVMlsHwZ2xC3NSzJE+38Bn yFfV7Qxr2/zwb458JkK55uWrSpT74x3horLalFZjRBgOAY/2EL11JQwwussgS9NE8Fm+ FIQCtq2kllD2uPMENaCN1FaSHxQ23eYCzrD9TbBHPmqyEt1/Hrrhdk8HYjB2tb8kaEjH rQDQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=Imy8OreXrectZDHPA2KWQvvopUzEYXdivHeaJKFxqpw=; b=H8w0GeYOiCz5DOcpTMQu4SJcH+UWSTh61VT0Fun6ReqXvHzimKxhRfads7qh4+CDE2 HX7U9GeSNaW0ocP3DA46T17JFLEabtZMis7Z5c11I36M8oTHUvYZ7gAjrquDh1p4aD93 n47jvTEPnjAjgNq/EVkWbLkL3uIFClFTUl1+rkr8kgtkWO3HOnWn/OJf/ISWnELlMwr9 /1h8RPfBl0yz51tzh7nCGjMqg17fk2PoYBmPcLTRJzc0poIYO6+m+aU7l4pyBf9GWz7O XVqFNsSunwtq3EtGNw/G6A9E/kJSq6ZZhzGWa/ZEGYjYR3y7NDxKyn2XpOWPEgrqcIVA ISKg== X-Gm-Message-State: AOAM533Xpe+877JMQGKrzc/gjbrV7oBuc8GqHP+USBR+rUZ+xJfxpoRX bm3x5YY3WpwAYbbpuhH8jvw9Yfor9uInkQgGor0= X-Received: by 2002:a0c:e84e:: with SMTP id l14mr8797811qvo.38.1628216128097; Thu, 05 Aug 2021 19:15:28 -0700 (PDT) MIME-Version: 1.0 References: <5cc86b540faeb0367df9bd6901a15974f0e31c52.1628094601.git.robin.murphy@arm.com> In-Reply-To: <5cc86b540faeb0367df9bd6901a15974f0e31c52.1628094601.git.robin.murphy@arm.com> From: Chunyan Zhang Date: Fri, 6 Aug 2021 10:15:16 +0800 Message-ID: Subject: Re: [PATCH v3 09/25] iommu/sprd: Drop IOVA cookie management To: Robin Murphy Cc: joro@8bytes.org, will@kernel.org, iommu@lists.linux-foundation.org, linux-arm-kernel@lists.infradead.org, LKML , suravee.suthikulpanit@amd.com, baolu.lu@linux.intel.com, john.garry@huawei.com, dianders@chromium.org, rajatja@google.com, chenxiang66@hisilicon.com, Chunyan Zhang Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Aug 5, 2021 at 1:18 AM Robin Murphy wrote: > > The core code bakes its own cookies now. > > CC: Chunyan Zhang > Signed-off-by: Robin Murphy Thank you for the patch! Acked-by: Chunyan Zhang > > --- > > v3: Also remove unneeded include > --- > drivers/iommu/sprd-iommu.c | 7 ------- > 1 file changed, 7 deletions(-) > > diff --git a/drivers/iommu/sprd-iommu.c b/drivers/iommu/sprd-iommu.c > index 73dfd9946312..27ac818b0354 100644 > --- a/drivers/iommu/sprd-iommu.c > +++ b/drivers/iommu/sprd-iommu.c > @@ -8,7 +8,6 @@ > > #include > #include > -#include > #include > #include > #include > @@ -144,11 +143,6 @@ static struct iommu_domain *sprd_iommu_domain_alloc(unsigned int domain_type) > if (!dom) > return NULL; > > - if (iommu_get_dma_cookie(&dom->domain)) { > - kfree(dom); > - return NULL; > - } > - > spin_lock_init(&dom->pgtlock); > > dom->domain.geometry.aperture_start = 0; > @@ -161,7 +155,6 @@ static void sprd_iommu_domain_free(struct iommu_domain *domain) > { > struct sprd_iommu_domain *dom = to_sprd_domain(domain); > > - iommu_put_dma_cookie(domain); > kfree(dom); > } > > -- > 2.25.1 >