Messages in this thread Patch in this message | | | From | Lu Baolu <> | Subject | [PATCH 1/3] iommu/vt-d: Fix wrong use of pasid config | Date | Thu, 11 Apr 2024 11:07:42 +0800 |
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From: Xuchun Shang <xuchun.shang@linux.alibaba.com>
The commit "iommu/vt-d: Add IOMMU perfmon support" introduce IOMMU PMU feature, but use the wrong config when set pasid filter.
Fixes: 7232ab8b89e9 ("iommu/vt-d: Add IOMMU perfmon support") Signed-off-by: Xuchun Shang <xuchun.shang@linux.alibaba.com> Reviewed-by: Kan Liang <kan.liang@linux.intel.com> Link: https://lore.kernel.org/r/20240401060753.3321318-1-xuchun.shang@linux.alibaba.com Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com> --- drivers/iommu/intel/perfmon.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/iommu/intel/perfmon.c b/drivers/iommu/intel/perfmon.c index cf43e798eca4..44083d01852d 100644 --- a/drivers/iommu/intel/perfmon.c +++ b/drivers/iommu/intel/perfmon.c @@ -438,7 +438,7 @@ static int iommu_pmu_assign_event(struct iommu_pmu *iommu_pmu, iommu_pmu_set_filter(domain, event->attr.config1, IOMMU_PMU_FILTER_DOMAIN, idx, event->attr.config1); - iommu_pmu_set_filter(pasid, event->attr.config1, + iommu_pmu_set_filter(pasid, event->attr.config2, IOMMU_PMU_FILTER_PASID, idx, event->attr.config1); iommu_pmu_set_filter(ats, event->attr.config2, -- 2.34.1
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