diff options
Diffstat (limited to 'mm/memory.c')
| -rw-r--r-- | mm/memory.c | 38 |
1 files changed, 0 insertions, 38 deletions
diff --git a/mm/memory.c b/mm/memory.c index 2a899e4e82ba..ab3537bcfed2 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -3430,44 +3430,6 @@ int __pmd_alloc(struct mm_struct *mm, pud_t *pud, unsigned long address) } #endif /* __PAGETABLE_PMD_FOLDED */ -#if !defined(__HAVE_ARCH_GATE_AREA) - -#if defined(AT_SYSINFO_EHDR) -static struct vm_area_struct gate_vma; - -static int __init gate_vma_init(void) -{ - gate_vma.vm_mm = NULL; - gate_vma.vm_start = FIXADDR_USER_START; - gate_vma.vm_end = FIXADDR_USER_END; - gate_vma.vm_flags = VM_READ | VM_MAYREAD | VM_EXEC | VM_MAYEXEC; - gate_vma.vm_page_prot = __P101; - - return 0; -} -__initcall(gate_vma_init); -#endif - -struct vm_area_struct *get_gate_vma(struct mm_struct *mm) -{ -#ifdef AT_SYSINFO_EHDR - return &gate_vma; -#else - return NULL; -#endif -} - -int in_gate_area_no_mm(unsigned long addr) -{ -#ifdef AT_SYSINFO_EHDR - if ((addr >= FIXADDR_USER_START) && (addr < FIXADDR_USER_END)) - return 1; -#endif - return 0; -} - -#endif /* __HAVE_ARCH_GATE_AREA */ - static int __follow_pte(struct mm_struct *mm, unsigned long address, pte_t **ptepp, spinlock_t **ptlp) { |