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Commit 2e22847f authored by Joerg Roedel's avatar Joerg Roedel Committed by Ingo Molnar
Browse files

x86, AMD IOMMU: do runtime list initialization at compile time 



This patch changes the list initialization for the iommu list and the unity map
list from runtime to compile time.

Signed-off-by: default avatarJoerg Roedel <joerg.roedel@amd.com>
Cc: iommu@lists.linux-foundation.org
Cc: bhavna.sarathy@amd.com
Cc: robert.richter@amd.com
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 58a3bee5

arch/x86/kernel/amd_iommu_init.c

+2 −6
Original line number Diff line number Diff line
@@ -118,12 +118,12 @@ static int __initdata amd_iommu_detected; 


u16 amd_iommu_last_bdf;			/* largest PCI device id we have

					   to handle */

struct list_head amd_iommu_unity_map;	/* a list of required unity mappings

LIST_HEAD(amd_iommu_unity_map);		/* a list of required unity mappings

					   we find in ACPI */

unsigned amd_iommu_aperture_order = 26; /* size of aperture in power of 2 */

int amd_iommu_isolate;			/* if 1, device isolation is enabled */



struct list_head amd_iommu_list;	/* list of all AMD IOMMUs in the

LIST_HEAD(amd_iommu_list);		/* list of all AMD IOMMUs in the

					   system */



/*
@@ -673,8 +673,6 @@ static int __init init_iommu_all(struct acpi_table_header *table) 
	struct amd_iommu *iommu;

	int ret;



	INIT_LIST_HEAD(&amd_iommu_list);



	end += table->length;

	p += IVRS_HEADER_LENGTH;
@@ -780,8 +778,6 @@ static int __init init_memory_definitions(struct acpi_table_header *table) 
	u8 *p = (u8 *)table, *end = (u8 *)table;

	struct ivmd_header *m;



	INIT_LIST_HEAD(&amd_iommu_unity_map);



	end += table->length;

	p += IVRS_HEADER_LENGTH;