From: Wei Yang <richard.weiyang@gmail.com>
To: joro@8bytes.org, robin.murphy@arm.com
Cc: dwmw2@infradead.org, iommu@lists.linux-foundation.org,
linux-kernel@vger.kernel.org,
Wei Yang <richard.weiyang@gmail.com>
Subject: [PATCH v2 0/2] fix and cleanup for iommu/vt-d
Date: Fri, 27 May 2016 22:24:06 +0000 [thread overview]
Message-ID: <1464387848-16942-1-git-send-email-richard.weiyang@gmail.com> (raw)
The first patch tries to improve the calculation of the dmar_domain first
level entry.
The second patch defines two marco for dmar_domains second level size and
shift instead of using an integer.
---
v2:
* use DIV_ROUND_UP instead of ALIGN for the calculation.
Thanks Robin Murphy <robin.murphy@arm.com>
* adds patch 2 for comment
Wei Yang (2):
iommu/vt-d: reduce extra first level entry in iommu->domains
iommu/vt-d: use marco for dmar_domain's second level size and shift
drivers/iommu/intel-iommu.c | 12 ++++++------
include/linux/intel-iommu.h | 2 ++
2 files changed, 8 insertions(+), 6 deletions(-)
--
2.5.0
next reply other threads:[~2016-05-27 22:24 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-27 22:24 Wei Yang [this message]
2016-05-27 22:24 ` [PATCH v2 1/2] iommu/vt-d: reduce extra first level entry in iommu->domains Wei Yang
2016-05-27 22:24 ` [PATCH v2 2/2] iommu/vt-d: use marco for dmar_domain's second level size and shift Wei Yang
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