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authorArnaldo Carvalho de Melo <acme@redhat.com>2021-08-30 10:05:46 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2021-08-30 10:05:46 -0300
commitc635813fef0b2327ffecbfbd642f0009e186b3a5 (patch)
tree10ce89c8b5c36b890123024849cfd3f53e0affc5 /drivers/iommu/intel/svm.c
parent37c3193fa4d7ddf93947264fa38d71120ff20c2a (diff)
parent7d2a07b769330c34b4deabeed939325c77a7ec2f (diff)
Merge remote-tracking branch 'torvalds/master' into perf/core
To pick up fixes. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'drivers/iommu/intel/svm.c')
-rw-r--r--drivers/iommu/intel/svm.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/iommu/intel/svm.c b/drivers/iommu/intel/svm.c
index 9b0f22bc0514..4b9b3f35ba0e 100644
--- a/drivers/iommu/intel/svm.c
+++ b/drivers/iommu/intel/svm.c
@@ -675,7 +675,6 @@ static int intel_svm_unbind_mm(struct device *dev, u32 pasid)
kfree_rcu(sdev, rcu);
if (list_empty(&svm->devs)) {
- intel_svm_free_pasid(mm);
if (svm->notifier.ops) {
mmu_notifier_unregister(&svm->notifier, mm);
/* Clear mm's pasid. */
@@ -690,6 +689,8 @@ static int intel_svm_unbind_mm(struct device *dev, u32 pasid)
kfree(svm);
}
}
+ /* Drop a PASID reference and free it if no reference. */
+ intel_svm_free_pasid(mm);
}
out:
return ret;