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| author | Jiang Liu <jiang.liu@linux.intel.com> | 2014-01-06 14:18:23 +0800 |
|---|---|---|
| committer | Joerg Roedel <joro@8bytes.org> | 2014-01-09 12:43:43 +0100 |
| commit | a84da70b7ba0c5236fccf25115acefc235ed65f9 (patch) | |
| tree | 906dd550826b135cf122096b0c3079fee9a4ed1d /drivers/iommu | |
| parent | 5ced12af691771a424fc3bcabecd668025517ebd (diff) | |
| download | lwn-a84da70b7ba0c5236fccf25115acefc235ed65f9.tar.gz lwn-a84da70b7ba0c5236fccf25115acefc235ed65f9.zip | |
iommu/vt-d: release invalidation queue when destroying IOMMU unit
Release associated invalidation queue when destroying IOMMU unit
to avoid memory leak.
Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
Signed-off-by: Joerg Roedel <joro@8bytes.org>
Diffstat (limited to 'drivers/iommu')
| -rw-r--r-- | drivers/iommu/dmar.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/iommu/dmar.c b/drivers/iommu/dmar.c index b0df78f9cd28..726cfe296d99 100644 --- a/drivers/iommu/dmar.c +++ b/drivers/iommu/dmar.c @@ -737,6 +737,12 @@ static void free_iommu(struct intel_iommu *iommu) destroy_irq(iommu->irq); } + if (iommu->qi) { + free_page((unsigned long)iommu->qi->desc); + kfree(iommu->qi->desc_status); + kfree(iommu->qi); + } + if (iommu->reg) unmap_iommu(iommu); |