linux-kernel - [PATCH 5.16 0497/1039] iommu/amd: Remove useless irq affinity notifier

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Date:   Mon, 24 Jan 2022 19:38:06 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Maxim Levitsky <mlevitsk@...hat.com>,
        Joerg Roedel <jroedel@...e.de>, Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.16 0497/1039] iommu/amd: Remove useless irq affinity notifier

From: Maxim Levitsky <mlevitsk@...hat.com>

[ Upstream commit 575f5cfb13c84f324f9898383fa4a5694e53c9ef ]

iommu->intcapxt_notify field is no longer used
after a switch to a separate domain was done

Fixes: d1adcfbb520c ("iommu/amd: Fix IOMMU interrupt generation in X2APIC mode")
Signed-off-by: Maxim Levitsky <mlevitsk@...hat.com>
Link: https://lore.kernel.org/r/20211123161038.48009-6-mlevitsk@redhat.com
Signed-off-by: Joerg Roedel <jroedel@...e.de>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/iommu/amd/amd_iommu_types.h | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/iommu/amd/amd_iommu_types.h b/drivers/iommu/amd/amd_iommu_types.h
index 867535eb0ce97..ffc89c4fb1205 100644
--- a/drivers/iommu/amd/amd_iommu_types.h
+++ b/drivers/iommu/amd/amd_iommu_types.h
@@ -645,8 +645,6 @@ struct amd_iommu {
 	/* DebugFS Info */
 	struct dentry *debugfs;
 #endif
-	/* IRQ notifier for IntCapXT interrupt */
-	struct irq_affinity_notify intcapxt_notify;
 };
 
 static inline struct amd_iommu *dev_to_amd_iommu(struct device *dev)
-- 
2.34.1