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authorAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>2018-04-16 16:57:23 +0530
committerMichael Ellerman <mpe@ellerman.id.au>2018-05-15 22:29:12 +1000
commit738f9645550ea6887f119e44dc479821e44571bd (patch)
tree4a2f223c229a8e3a24d050b3f759e764f97bb930 /arch/powerpc/mm
parent8a6c697b993974eeb05f540fb0ff2515346dbefd (diff)
downloadlinux-738f9645550ea6887f119e44dc479821e44571bd.tar.bz2
powerpc/mm: Use page fragments for allocation page table at PMD level
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/mm')
-rw-r--r--arch/powerpc/mm/hash_utils_64.c1
-rw-r--r--arch/powerpc/mm/pgtable-book3s64.c3
-rw-r--r--arch/powerpc/mm/pgtable-radix.c1
-rw-r--r--arch/powerpc/mm/pgtable_64.c2
4 files changed, 1 insertions, 6 deletions
diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c
index 2fb1c8df05e6..3dc3dd3ea0b6 100644
--- a/arch/powerpc/mm/hash_utils_64.c
+++ b/arch/powerpc/mm/hash_utils_64.c
@@ -1020,7 +1020,6 @@ void __init hash__early_init_mmu(void)
__pud_index_size = H_PUD_INDEX_SIZE;
__pgd_index_size = H_PGD_INDEX_SIZE;
__pud_cache_index = H_PUD_CACHE_INDEX;
- __pmd_cache_index = H_PMD_CACHE_INDEX;
__pte_table_size = H_PTE_TABLE_SIZE;
__pmd_table_size = H_PMD_TABLE_SIZE;
__pud_table_size = H_PUD_TABLE_SIZE;
diff --git a/arch/powerpc/mm/pgtable-book3s64.c b/arch/powerpc/mm/pgtable-book3s64.c
index 47323ed8d7b5..abda2b92f1ba 100644
--- a/arch/powerpc/mm/pgtable-book3s64.c
+++ b/arch/powerpc/mm/pgtable-book3s64.c
@@ -400,7 +400,7 @@ static inline void pgtable_free(void *table, int index)
pte_fragment_free(table, 0);
break;
case PMD_INDEX:
- kmem_cache_free(PGT_CACHE(PMD_CACHE_INDEX), table);
+ pmd_fragment_free(table);
break;
case PUD_INDEX:
kmem_cache_free(PGT_CACHE(PUD_CACHE_INDEX), table);
@@ -431,7 +431,6 @@ void __tlb_remove_table(void *_table)
#else
void pgtable_free_tlb(struct mmu_gather *tlb, void *table, int index)
{
-
return pgtable_free(table, index);
}
#endif
diff --git a/arch/powerpc/mm/pgtable-radix.c b/arch/powerpc/mm/pgtable-radix.c
index 32e58024e7cb..ce24d72ea679 100644
--- a/arch/powerpc/mm/pgtable-radix.c
+++ b/arch/powerpc/mm/pgtable-radix.c
@@ -617,7 +617,6 @@ void __init radix__early_init_mmu(void)
__pud_index_size = RADIX_PUD_INDEX_SIZE;
__pgd_index_size = RADIX_PGD_INDEX_SIZE;
__pud_cache_index = RADIX_PUD_INDEX_SIZE;
- __pmd_cache_index = RADIX_PMD_INDEX_SIZE;
__pte_table_size = RADIX_PTE_TABLE_SIZE;
__pmd_table_size = RADIX_PMD_TABLE_SIZE;
__pud_table_size = RADIX_PUD_TABLE_SIZE;
diff --git a/arch/powerpc/mm/pgtable_64.c b/arch/powerpc/mm/pgtable_64.c
index f0208f8f9dbb..53e9eeecd5d4 100644
--- a/arch/powerpc/mm/pgtable_64.c
+++ b/arch/powerpc/mm/pgtable_64.c
@@ -72,8 +72,6 @@ unsigned long __pud_index_size;
EXPORT_SYMBOL(__pud_index_size);
unsigned long __pgd_index_size;
EXPORT_SYMBOL(__pgd_index_size);
-unsigned long __pmd_cache_index;
-EXPORT_SYMBOL(__pmd_cache_index);
unsigned long __pud_cache_index;
EXPORT_SYMBOL(__pud_cache_index);
unsigned long __pte_table_size;