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authorDavid S. Miller <davem@davemloft.net>2017-08-10 09:49:15 -0700
committerDavid S. Miller <davem@davemloft.net>2017-08-10 09:49:15 -0700
commit4d9fbf539b52810cd2903719b181ed3d3ccd861f (patch)
tree981775e1ac718a5f4ff7fb2296c92f4fc545441f /arch/sparc/include/asm/pgtable_64.h
parent5389e239eba5ef0e1cad596dba4860890a3e6965 (diff)
sparc64: Revert 16GB huge page support.
It overflows the amount of space available in the initial .text section of trap handler assembler in some configurations, resulting in build failures. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc/include/asm/pgtable_64.h')
-rw-r--r--arch/sparc/include/asm/pgtable_64.h20
1 files changed, 2 insertions, 18 deletions
diff --git a/arch/sparc/include/asm/pgtable_64.h b/arch/sparc/include/asm/pgtable_64.h
index 4fefe3762083..6fbd931f0570 100644
--- a/arch/sparc/include/asm/pgtable_64.h
+++ b/arch/sparc/include/asm/pgtable_64.h
@@ -414,11 +414,6 @@ static inline bool is_hugetlb_pmd(pmd_t pmd)
return !!(pmd_val(pmd) & _PAGE_PMD_HUGE);
}
-static inline bool is_hugetlb_pud(pud_t pud)
-{
- return !!(pud_val(pud) & _PAGE_PUD_HUGE);
-}
-
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
static inline pmd_t pmd_mkhuge(pmd_t pmd)
{
@@ -692,8 +687,6 @@ static inline unsigned long pmd_write(pmd_t pmd)
return pte_write(pte);
}
-#define pud_write(pud) pte_write(__pte(pud_val(pud)))
-
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
static inline unsigned long pmd_dirty(pmd_t pmd)
{
@@ -830,18 +823,9 @@ static inline unsigned long __pmd_page(pmd_t pmd)
return ((unsigned long) __va(pfn << PAGE_SHIFT));
}
-
-static inline unsigned long pud_page_vaddr(pud_t pud)
-{
- pte_t pte = __pte(pud_val(pud));
- unsigned long pfn;
-
- pfn = pte_pfn(pte);
-
- return ((unsigned long) __va(pfn << PAGE_SHIFT));
-}
-
#define pmd_page(pmd) virt_to_page((void *)__pmd_page(pmd))
+#define pud_page_vaddr(pud) \
+ ((unsigned long) __va(pud_val(pud)))
#define pud_page(pud) virt_to_page((void *)pud_page_vaddr(pud))
#define pmd_clear(pmdp) (pmd_val(*(pmdp)) = 0UL)
#define pud_present(pud) (pud_val(pud) != 0U)