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2024-11-01 7e970c18f85f99acc678d90128b6e01dce1bf273

 kernel/include/linux/intel-iommu.h
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@@ -576,7 +576,7 @@
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 	u64		ecap;
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 	u64		vccap;
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 	u32		gcmd; /* Holds TE, EAFL. Don't need SRTP, SFL, WBF */
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-	raw_spinlock_t	register_lock; /* protect register handling */
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+	hard_spinlock_t	register_lock; /* protect register handling */
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 	int		seq_id;	/* sequence id of the iommu */
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 	int		agaw; /* agaw of this iommu */
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 	int		msagaw; /* max sagaw of this iommu */