Re: [PATCH 3/6] sparc64: Initialize iommu_map_table and iommu_pool

From	David Miller <davem@davemloft.net>
Newsgroups	linux.kernel
Subject	Re: [PATCH 3/6] sparc64: Initialize iommu_map_table and iommu_pool
Date	2016-10-24 19:50 +0200
Message-ID	<svRxM-2mA-17@gated-at.bofh.it> (permalink)
References	<sqNl7-4wk-3@gated-at.bofh.it> <sqNl8-4wk-13@gated-at.bofh.it>
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From: Tushar Dave <tushar.n.dave@oracle.com>
Date: Mon, 10 Oct 2016 11:12:04 -0700

> Like legacy IOMMU, use common iommu_map_table and iommu_pool for ATU.
> This change initializes iommu_map_table and iommu_pool for ATU.
> 
> Signed-off-by: Tushar Dave <tushar.n.dave@oracle.com>
> Reviewed-by: chris hyser <chris.hyser@oracle.com>
> Reviewed-by: Sowmini Varadhan <sowmini.varadhan@oracle.com>

I suspect you are adding a bisection problem here.

It looks to me like patch #2 starts setting up to use the ATU
but these changes in #3 and later are necessary for it to even
work properly.

You can't leave the tree in an intermediate non-working state
between changes like that.

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Re: [PATCH 3/6] sparc64: Initialize iommu_map_table and iommu_pool David Miller <davem@davemloft.net> - 2016-10-24 19:50 +0200
  Re: [PATCH 3/6] sparc64: Initialize iommu_map_table and iommu_pool tndave <tushar.n.dave@oracle.com> - 2016-10-24 22:40 +0200

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