Patch "iommu/vt-d: Fix wrong use of pasid config" has been added to the 6.6-stable tree

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This is a note to let you know that I've just added the patch titled

    iommu/vt-d: Fix wrong use of pasid config

to the 6.6-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     iommu-vt-d-fix-wrong-use-of-pasid-config.patch
and it can be found in the queue-6.6 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.



commit 1cb1a4017512a4e8d4c8ab33e7a7702cc561dab9
Author: Xuchun Shang <xuchun.shang@xxxxxxxxxxxxxxxxx>
Date:   Thu Apr 11 11:07:42 2024 +0800

    iommu/vt-d: Fix wrong use of pasid config
    
    [ Upstream commit 5b3625a4f6422e8982f90f0c11b5546149c962b8 ]
    
    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@xxxxxxxxxxxxxxxxx>
    Reviewed-by: Kan Liang <kan.liang@xxxxxxxxxxxxxxx>
    Link: https://lore.kernel.org/r/20240401060753.3321318-1-xuchun.shang@xxxxxxxxxxxxxxxxx
    Signed-off-by: Lu Baolu <baolu.lu@xxxxxxxxxxxxxxx>
    Signed-off-by: Joerg Roedel <jroedel@xxxxxxx>
    Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>

diff --git a/drivers/iommu/intel/perfmon.c b/drivers/iommu/intel/perfmon.c
index cf43e798eca49..44083d01852db 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,




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