iommu/amd: Use is_attach_deferred call-back

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Implement call-back is_attach_deferred and use it to defer the
domain attach from iommu driver init to device driver init when
iommu is pre-enabled in kdump kernel.

Signed-off-by: Baoquan He <bhe@redhat.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>

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Baoquan He 2017-08-09 16:33:41 +08:00 • committed by Joerg Roedel

parent e01d1913b0

commit df3f7a6e8e

1 changed files with 22 additions and 1 deletions

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drivers/iommu/amd_iommu.c

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