From: Lu Baolu <baolu.lu@linux.intel.com>
To: Christoph Hellwig <hch@infradead.org>
Cc: baolu.lu@linux.intel.com, David Woodhouse <dwmw2@infradead.org>,
Joerg Roedel <joro@8bytes.org>,
ashok.raj@intel.com, jacob.jun.pan@intel.com, alan.cox@intel.com,
kevin.tian@intel.com, mika.westerberg@linux.intel.com,
pengfei.xu@intel.com, iommu@lists.linux-foundation.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 00/10] iommu/vt-d: Bounce buffer for untrusted devices
Date: Fri, 29 Mar 2019 10:33:02 +0800 [thread overview]
Message-ID: <f1d6340e-88d8-3286-2f23-44094563c1c7@linux.intel.com> (raw)
In-Reply-To: <20190328161134.GA27879@infradead.org>
Hi,
On 3/29/19 12:11 AM, Christoph Hellwig wrote:
> On Thu, Mar 28, 2019 at 02:33:04PM +0800, Lu Baolu wrote:
>> For the swiotlb APIs, I am thinking about keeping current APIs untouched
>> and adding below new ones for bounce page.
>
> In the lon run I'd like tow avoid duplicate APIs, especially as the
> current low-level swiotlb APIs only two callers. But please go ahead
> with the new APIs for now, I will try to see if we can do something
> on top later.
>
Sure.
Best regards,
Lu Baolu
prev parent reply other threads:[~2019-03-29 2:38 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-27 6:34 [PATCH v2 00/10] iommu/vt-d: Bounce buffer for untrusted devices Lu Baolu
2019-03-27 6:34 ` [PATCH v2 01/10] iommu/vt-d: Add trace events for domain map/unmap Lu Baolu
2019-03-27 6:34 ` [PATCH v2 02/10] iommu/vt-d: Add helpers for domain mapping/unmapping Lu Baolu
2019-03-27 6:34 ` [PATCH v2 03/10] iommu/vt-d: Add address walk helper Lu Baolu
2019-03-27 6:35 ` [PATCH v2 04/10] iommu/vt-d: Add dir_to_prot() helper Lu Baolu
2019-03-27 6:35 ` [PATCH v2 05/10] iommu/vt-d: Add bounce buffer API for map/unmap Lu Baolu
2019-03-27 6:35 ` [PATCH v2 06/10] iommu/vt-d: Add bounce buffer API for dma sync Lu Baolu
2019-03-27 6:35 ` [PATCH v2 07/10] iommu/vt-d: Check whether device requires bounce buffer Lu Baolu
2019-03-27 6:35 ` [PATCH v2 08/10] iommu/vt-d: Add dma sync ops for untrusted devices Lu Baolu
2019-03-27 6:35 ` [PATCH v2 09/10] iommu/vt-d: Flush IOTLB for untrusted device in time Lu Baolu
2019-03-27 6:35 ` [PATCH v2 10/10] iommu/vt-d: Use bounce buffer for untrusted devices Lu Baolu
2019-03-27 6:48 ` [PATCH v2 00/10] iommu/vt-d: Bounce " Christoph Hellwig
2019-03-28 6:33 ` Lu Baolu
2019-03-28 16:11 ` Christoph Hellwig
2019-03-29 2:33 ` Lu Baolu [this message]
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