Commit b73c698f authored by Vasant Hegde's avatar Vasant Hegde Committed by Joerg Roedel
Browse files

iommu/amd: Remove unused amd_iommus variable 



protection_domain structure is updated to use xarray to track the IOMMUs
attached to the domain. Now domain flush code is not using amd_iommus.
Hence remove this unused variable.

Signed-off-by: default avatarVasant Hegde <vasant.hegde@amd.com>
Reviewed-by: default avatarJoerg Roedel <jroedel@suse.de>
Reviewed-by: default avatarJason Gunthorpe <jgg@nvidia.com>
Link: https://lore.kernel.org/r/20241030063556.6104-6-vasant.hegde@amd.com


Signed-off-by: default avatarJoerg Roedel <jroedel@suse.de>
parent d1604112

drivers/iommu/amd/amd_iommu_types.h

+0 −6
Original line number Diff line number Diff line
@@ -877,12 +877,6 @@ extern struct list_head amd_iommu_pci_seg_list; 
 */

extern struct list_head amd_iommu_list;



/*

 * Array with pointers to each IOMMU struct

 * The indices are referenced in the protection domains

 */

extern struct amd_iommu *amd_iommus[MAX_IOMMUS];



/*

 * Structure defining one entry in the device table

 */

drivers/iommu/amd/init.c

+0 −6
Original line number Diff line number Diff line
@@ -177,9 +177,6 @@ LIST_HEAD(amd_iommu_pci_seg_list); /* list of all PCI segments */ 
LIST_HEAD(amd_iommu_list);		/* list of all AMD IOMMUs in the

					   system */



/* Array to assign indices to IOMMUs*/

struct amd_iommu *amd_iommus[MAX_IOMMUS];



/* Number of IOMMUs present in the system */

static int amd_iommus_present;
@@ -1743,9 +1740,6 @@ static int __init init_iommu_one(struct amd_iommu *iommu, struct ivhd_header *h, 
		return -ENOSYS;

	}



	/* Index is fine - add IOMMU to the array */

	amd_iommus[iommu->index] = iommu;



	/*

	 * Copy data from ACPI table entry to the iommu struct

	 */