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Merge tag 'iommu-fix-v6.8-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu

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Pull iommu fix from Joerg Roedel:

 - Fix SVA handle sharing in multi device case

* tag 'iommu-fix-v6.8-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu:
  iommu/sva: Fix SVA handle sharing in multi device case
This commit is contained in:
Linus Torvalds
2024-03-01 12:01:43 -08:00
parent 371e4a1f91 6384c56c99
commit 17ba56605b
1 changed files with 2 additions and 2 deletions
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4
drivers/iommu/iommu-sva.c
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@@ -117,11 +117,11 @@ struct iommu_sva *iommu_sva_bind_device(struct device *dev, struct mm_struct *mm
if (ret)
goto out_free_domain;
domain->users = 1;
refcount_set(&handle->users, 1);
list_add(&domain->next, &mm->iommu_mm->sva_domains);
list_add(&handle->handle_item, &mm->iommu_mm->sva_handles);
out:
refcount_set(&handle->users, 1);
list_add(&handle->handle_item, &mm->iommu_mm->sva_handles);
mutex_unlock(&iommu_sva_lock);
handle->dev = dev;
handle->domain = domain;