l@amd.com> 1251799628 +0200
committer Joerg Roedel <joerg.roedel@amd.com> 1251987344 +0200

x86/amd-iommu: Align locking between attach_device and detach_device

This patch makes the locking behavior between the functions
attach_device and __attach_device consistent with the
locking behavior between detach_device and __detach_device.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
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