From: Jacob Pan <jacob.jun.pan@linux.intel.com>
To: Christoph Hellwig <hch@infradead.org>
Cc: Lu Baolu <baolu.lu@linux.intel.com>,
iommu@lists.linux-foundation.org,
LKML <linux-kernel@vger.kernel.org>,
Joerg Roedel <joro@8bytes.org>,
David Woodhouse <dwmw2@infradead.org>,
Jean-Philippe Brucker <jean-philippe@linaro.com>,
Eric Auger <eric.auger@redhat.com>, Yi Liu <yi.l.liu@intel.com>,
"Tian, Kevin" <kevin.tian@intel.com>,
Raj Ashok <ashok.raj@intel.com>,
Alex Williamson <alex.williamson@redhat.com>,
Jonathan Cameron <jic23@kernel.org>,
jacob.jun.pan@linux.intel.com
Subject: Re: [PATCH v13 2/8] iommu/vt-d: Use a helper function to skip agaw for SL
Date: Thu, 14 May 2020 08:20:33 -0700 [thread overview]
Message-ID: <20200514082033.54d2f621@jacob-builder> (raw)
In-Reply-To: <20200514055132.GB22388@infradead.org>
On Wed, 13 May 2020 22:51:32 -0700
Christoph Hellwig <hch@infradead.org> wrote:
> On Wed, May 13, 2020 at 04:01:43PM -0700, Jacob Pan wrote:
> > An Intel iommu domain uses 5-level page table by default. If the
> > iommu that the domain tries to attach supports less page levels,
> > the top level page tables should be skipped. Add a helper to do
> > this so that it could be used in other places.
>
> Please use up all 73 chars for the commit log.
Will do. thanks.
next prev parent reply other threads:[~2020-05-14 15:14 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-13 23:01 [PATCH v13 0/8] Nested Shared Virtual Address (SVA) VT-d support Jacob Pan
2020-05-13 23:01 ` [PATCH v13 1/8] iommu/vt-d: Move domain helper to header Jacob Pan
2020-05-13 23:01 ` [PATCH v13 2/8] iommu/vt-d: Use a helper function to skip agaw for SL Jacob Pan
2020-05-14 5:51 ` Christoph Hellwig
2020-05-14 15:20 ` Jacob Pan [this message]
2020-05-13 23:01 ` [PATCH v13 3/8] iommu/vt-d: Add nested translation helper function Jacob Pan
2020-05-14 5:54 ` Christoph Hellwig
2020-05-14 15:31 ` Jacob Pan
2020-05-13 23:01 ` [PATCH v13 4/8] iommu/vt-d: Add bind guest PASID support Jacob Pan
2020-05-14 5:59 ` Christoph Hellwig
2020-05-14 15:57 ` Jacob Pan
2020-05-15 1:01 ` Lu Baolu
2020-05-16 6:02 ` Lu Baolu
2020-05-13 23:01 ` [PATCH v13 5/8] iommu/vt-d: Support flushing more translation cache types Jacob Pan
2020-05-13 23:01 ` [PATCH v13 6/8] iommu/vt-d: Add svm/sva invalidate function Jacob Pan
2020-05-13 23:01 ` [PATCH v13 7/8] iommu/vt-d: Enlightened PASID allocation Jacob Pan
2020-05-13 23:01 ` [PATCH v13 8/8] iommu/vt-d: Add custom allocator for IOASID Jacob Pan
2020-05-16 6:31 ` [PATCH v13 0/8] Nested Shared Virtual Address (SVA) VT-d support Lu Baolu
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