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Diffstat (limited to 'arch')
-rw-r--r--arch/sparc/include/asm/pgtable_64.h16
-rw-r--r--arch/sparc/mm/fault_64.c3
-rw-r--r--arch/sparc/mm/gup.c2
3 files changed, 1 insertions, 20 deletions
diff --git a/arch/sparc/include/asm/pgtable_64.h b/arch/sparc/include/asm/pgtable_64.h
index 131d36fcd07a..f5bfcd66aeb5 100644
--- a/arch/sparc/include/asm/pgtable_64.h
+++ b/arch/sparc/include/asm/pgtable_64.h
@@ -681,13 +681,6 @@ static inline unsigned long pmd_trans_huge(pmd_t pmd)
return pte_val(pte) & _PAGE_PMD_HUGE;
}
-static inline unsigned long pmd_trans_splitting(pmd_t pmd)
-{
- pte_t pte = __pte(pmd_val(pmd));
-
- return pmd_trans_huge(pmd) && pte_special(pte);
-}
-
#define has_transparent_hugepage() 1
static inline pmd_t pmd_mkold(pmd_t pmd)
@@ -735,15 +728,6 @@ static inline pmd_t pmd_mkwrite(pmd_t pmd)
return __pmd(pte_val(pte));
}
-static inline pmd_t pmd_mksplitting(pmd_t pmd)
-{
- pte_t pte = __pte(pmd_val(pmd));
-
- pte = pte_mkspecial(pte);
-
- return __pmd(pte_val(pte));
-}
-
static inline pgprot_t pmd_pgprot(pmd_t entry)
{
unsigned long val = pmd_val(entry);
diff --git a/arch/sparc/mm/fault_64.c b/arch/sparc/mm/fault_64.c
index dbabe5713a15..cb841a33da59 100644
--- a/arch/sparc/mm/fault_64.c
+++ b/arch/sparc/mm/fault_64.c
@@ -113,9 +113,6 @@ static unsigned int get_user_insn(unsigned long tpc)
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
if (pmd_trans_huge(*pmdp)) {
- if (pmd_trans_splitting(*pmdp))
- goto out_irq_enable;
-
pa = pmd_pfn(*pmdp) << PAGE_SHIFT;
pa += tpc & ~HPAGE_MASK;
diff --git a/arch/sparc/mm/gup.c b/arch/sparc/mm/gup.c
index 9091c5daa2e1..eb3d8e8ebc6b 100644
--- a/arch/sparc/mm/gup.c
+++ b/arch/sparc/mm/gup.c
@@ -114,7 +114,7 @@ static int gup_pmd_range(pud_t pud, unsigned long addr, unsigned long end,
pmd_t pmd = *pmdp;
next = pmd_addr_end(addr, end);
- if (pmd_none(pmd) || pmd_trans_splitting(pmd))
+ if (pmd_none(pmd))
return 0;
if (unlikely(pmd_large(pmd))) {
if (!gup_huge_pmd(pmdp, pmd, addr, next,