[RESEND PATCH v1 13/37] iommu/amd: Introduce per PCI segment rlookup table size
It will replace global "rlookup_table_size" variable.
Co-developed-by: Suravee Suthikulpanit
Signed-off-by: Suravee Suthikulpanit
Signed-off-by: Vasant Hegde
---
drivers/iommu/amd/amd_iommu_types.h | 3 +++
drivers/iommu/amd/init.c| 11 ++-
2 files changed, 9 insertions(+), 5 deletions(-)
diff --git a/drivers/iommu/amd/amd_iommu_types.h
b/drivers/iommu/amd/amd_iommu_types.h
index 4bed64ad2068..6f1900fa86d2 100644
--- a/drivers/iommu/amd/amd_iommu_types.h
+++ b/drivers/iommu/amd/amd_iommu_types.h
@@ -553,6 +553,9 @@ struct amd_iommu_pci_seg {
/* Size of the alias table */
u32 alias_table_size;
+ /* Size of the rlookup table */
+ u32 rlookup_table_size;
+
/*
* device table virtual address
*
diff --git a/drivers/iommu/amd/init.c b/drivers/iommu/amd/init.c
index d4e4f49066f8..1688532dffb8 100644
--- a/drivers/iommu/amd/init.c
+++ b/drivers/iommu/amd/init.c
@@ -671,7 +671,7 @@ static inline int __init alloc_rlookup_table(struct
amd_iommu_pci_seg *pci_seg)
{
pci_seg->rlookup_table = (void *)__get_free_pages(
GFP_KERNEL | __GFP_ZERO,
- get_order(rlookup_table_size));
+
get_order(pci_seg->rlookup_table_size));
if (pci_seg->rlookup_table == NULL)
return -ENOMEM;
@@ -681,7 +681,7 @@ static inline int __init alloc_rlookup_table(struct
amd_iommu_pci_seg *pci_seg)
static inline void free_rlookup_table(struct amd_iommu_pci_seg *pci_seg)
{
free_pages((unsigned long)pci_seg->rlookup_table,
- get_order(rlookup_table_size));
+ get_order(pci_seg->rlookup_table_size));
pci_seg->rlookup_table = NULL;
}
@@ -689,9 +689,9 @@ static inline int __init alloc_irq_lookup_table(struct
amd_iommu_pci_seg *pci_se
{
pci_seg->irq_lookup_table = (void *)__get_free_pages(
GFP_KERNEL | __GFP_ZERO,
-get_order(rlookup_table_size));
+
get_order(pci_seg->rlookup_table_size));
kmemleak_alloc(pci_seg->irq_lookup_table,
- rlookup_table_size, 1, GFP_KERNEL);
+ pci_seg->rlookup_table_size, 1, GFP_KERNEL);
if (pci_seg->irq_lookup_table == NULL)
return -ENOMEM;
@@ -702,7 +702,7 @@ static inline void free_irq_lookup_table(struct
amd_iommu_pci_seg *pci_seg)
{
kmemleak_free(pci_seg->irq_lookup_table);
free_pages((unsigned long)pci_seg->irq_lookup_table,
- get_order(rlookup_table_size));
+ get_order(pci_seg->rlookup_table_size));
pci_seg->irq_lookup_table = NULL;
}
@@ -1583,6 +1583,7 @@ static struct amd_iommu_pci_seg *__init
alloc_pci_segment(u16 id,
DUMP_printk("PCI segment : 0x%0x, last bdf : 0x%04x\n", id, last_bdf);
pci_seg->dev_table_size = tbl_size(DEV_TABLE_ENTRY_SIZE);
pci_seg->alias_table_size = tbl_size(ALIAS_TABLE_ENTRY_SIZE);
+ pci_seg->rlookup_table_size = tbl_size(RLOOKUP_TABLE_ENTRY_SIZE);
pci_seg->id = id;
init_llist_head(_seg->dev_data_list);
--
2.27.0
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[PATCH v1 13/37] iommu/amd: Introduce per PCI segment rlookup table size
It will replace global "rlookup_table_size" variable.
Co-developed-by: Suravee Suthikulpanit
Signed-off-by: Suravee Suthikulpanit
Signed-off-by: Vasant Hegde
---
drivers/iommu/amd/amd_iommu_types.h | 3 +++
drivers/iommu/amd/init.c| 11 ++-
2 files changed, 9 insertions(+), 5 deletions(-)
diff --git a/drivers/iommu/amd/amd_iommu_types.h
b/drivers/iommu/amd/amd_iommu_types.h
index 4bed64ad2068..6f1900fa86d2 100644
--- a/drivers/iommu/amd/amd_iommu_types.h
+++ b/drivers/iommu/amd/amd_iommu_types.h
@@ -553,6 +553,9 @@ struct amd_iommu_pci_seg {
/* Size of the alias table */
u32 alias_table_size;
+ /* Size of the rlookup table */
+ u32 rlookup_table_size;
+
/*
* device table virtual address
*
diff --git a/drivers/iommu/amd/init.c b/drivers/iommu/amd/init.c
index d4e4f49066f8..1688532dffb8 100644
--- a/drivers/iommu/amd/init.c
+++ b/drivers/iommu/amd/init.c
@@ -671,7 +671,7 @@ static inline int __init alloc_rlookup_table(struct
amd_iommu_pci_seg *pci_seg)
{
pci_seg->rlookup_table = (void *)__get_free_pages(
GFP_KERNEL | __GFP_ZERO,
- get_order(rlookup_table_size));
+
get_order(pci_seg->rlookup_table_size));
if (pci_seg->rlookup_table == NULL)
return -ENOMEM;
@@ -681,7 +681,7 @@ static inline int __init alloc_rlookup_table(struct
amd_iommu_pci_seg *pci_seg)
static inline void free_rlookup_table(struct amd_iommu_pci_seg *pci_seg)
{
free_pages((unsigned long)pci_seg->rlookup_table,
- get_order(rlookup_table_size));
+ get_order(pci_seg->rlookup_table_size));
pci_seg->rlookup_table = NULL;
}
@@ -689,9 +689,9 @@ static inline int __init alloc_irq_lookup_table(struct
amd_iommu_pci_seg *pci_se
{
pci_seg->irq_lookup_table = (void *)__get_free_pages(
GFP_KERNEL | __GFP_ZERO,
-get_order(rlookup_table_size));
+
get_order(pci_seg->rlookup_table_size));
kmemleak_alloc(pci_seg->irq_lookup_table,
- rlookup_table_size, 1, GFP_KERNEL);
+ pci_seg->rlookup_table_size, 1, GFP_KERNEL);
if (pci_seg->irq_lookup_table == NULL)
return -ENOMEM;
@@ -702,7 +702,7 @@ static inline void free_irq_lookup_table(struct
amd_iommu_pci_seg *pci_seg)
{
kmemleak_free(pci_seg->irq_lookup_table);
free_pages((unsigned long)pci_seg->irq_lookup_table,
- get_order(rlookup_table_size));
+ get_order(pci_seg->rlookup_table_size));
pci_seg->irq_lookup_table = NULL;
}
@@ -1583,6 +1583,7 @@ static struct amd_iommu_pci_seg *__init
alloc_pci_segment(u16 id,
DUMP_printk("PCI segment : 0x%0x, last bdf : 0x%04x\n", id, last_bdf);
pci_seg->dev_table_size = tbl_size(DEV_TABLE_ENTRY_SIZE);
pci_seg->alias_table_size = tbl_size(ALIAS_TABLE_ENTRY_SIZE);
+ pci_seg->rlookup_table_size = tbl_size(RLOOKUP_TABLE_ENTRY_SIZE);
pci_seg->id = id;
init_llist_head(_seg->dev_data_list);
--
2.27.0
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