Messages in this thread Patch in this message | | | From | Jiang Liu <> | Subject | [Patch Part1 V3 16/20] iommu/vt-d: release invalidation queue when destroying IOMMU unit | Date | Mon, 6 Jan 2014 14:18:23 +0800 |
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Release associated invalidation queue when destroying IOMMU unit to avoid memory leak.
Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com> --- drivers/iommu/dmar.c | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/drivers/iommu/dmar.c b/drivers/iommu/dmar.c index 302e037..bb635fb 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); -- 1.7.10.4
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