Joerg Roedel fcaa960608 iommu/amd: Don't set pasid_state->mm to NULL in unbind_pasid
With calling te mmu_notifier_register function we hold a
reference to the mm_struct that needs to be released in
mmu_notifier_unregister. This is true even if the notifier
was already unregistered from exit_mmap and the .release
call-back has already run.

So make sure we call mmu_notifier_unregister unconditionally
in amd_iommu_unbind_pasid.

Signed-off-by: Joerg Roedel <jroedel@suse.de>
Tested-by: Oded Gabbay <oded.gabbay@amd.com>
2014-07-30 16:07:49 +02:00
..
2014-05-26 13:18:18 +02:00
2014-07-10 15:32:40 +02:00
2014-01-07 15:16:27 +01:00