amd-iommu: detach device explicitly before attaching it to a new domain

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This fixes a bug with a device that could not be assigned to a KVM guest
because it is still assigned to a dma_ops protection domain.

[chrisw: simply remove WARN_ON(), will always fire since dev->driver
will be pci-sub]

Signed-off-by: Chris Wright <chrisw@sous-sol.org>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>

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This commit is contained in:

Joerg Roedel 2009-06-08 13:47:33 -07:00

parent 29150078d7

commit 71ff3bca2f

1 changed files with 1 additions and 1 deletions

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arch/x86/kernel/amd_iommu.c

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