bionic/libc/kernel/common/asm-generic/pgtable.h
Ben Cheng 4b29af0a1b Revert "Update bionic kernel headers using update_all.py"
This reverts commit 94a85f6636

There is a smoke test failure for Prime but Crespo/Stingray are fine. Will revert the change for now until further investigation is made.
2012-03-07 16:14:53 -08:00

96 lines
4.4 KiB
C

/****************************************************************************
****************************************************************************
***
*** This header was automatically generated from a Linux kernel header
*** of the same name, to make information necessary for userspace to
*** call into the kernel available to libc. It contains only constants,
*** structures, and macros generated from the original header, and thus,
*** contains no copyrightable information.
***
****************************************************************************
****************************************************************************/
#ifndef _ASM_GENERIC_PGTABLE_H
#define _ASM_GENERIC_PGTABLE_H
#ifndef __HAVE_ARCH_PTEP_ESTABLISH
#ifndef __HAVE_ARCH_SET_PTE_ATOMIC
#define ptep_establish(__vma, __address, __ptep, __entry) do { set_pte_at((__vma)->vm_mm, (__address), __ptep, __entry); flush_tlb_page(__vma, __address); } while (0)
#else
#define ptep_establish(__vma, __address, __ptep, __entry) do { set_pte_atomic(__ptep, __entry); flush_tlb_page(__vma, __address); } while (0)
#endif
#endif
#ifndef __HAVE_ARCH_PTEP_SET_ACCESS_FLAGS
#define ptep_set_access_flags(__vma, __address, __ptep, __entry, __dirty) do { set_pte_at((__vma)->vm_mm, (__address), __ptep, __entry); flush_tlb_page(__vma, __address); } while (0)
#endif
#ifndef __HAVE_ARCH_PTEP_TEST_AND_CLEAR_YOUNG
#define ptep_test_and_clear_young(__vma, __address, __ptep) ({ pte_t __pte = *(__ptep); int r = 1; if (!pte_young(__pte)) r = 0; else set_pte_at((__vma)->vm_mm, (__address), (__ptep), pte_mkold(__pte)); r; })
#endif
#ifndef __HAVE_ARCH_PTEP_CLEAR_YOUNG_FLUSH
#define ptep_clear_flush_young(__vma, __address, __ptep) ({ int __young; __young = ptep_test_and_clear_young(__vma, __address, __ptep); if (__young) flush_tlb_page(__vma, __address); __young; })
#endif
#ifndef __HAVE_ARCH_PTEP_TEST_AND_CLEAR_DIRTY
#define ptep_test_and_clear_dirty(__vma, __address, __ptep) ({ pte_t __pte = *__ptep; int r = 1; if (!pte_dirty(__pte)) r = 0; else set_pte_at((__vma)->vm_mm, (__address), (__ptep), pte_mkclean(__pte)); r; })
#endif
#ifndef __HAVE_ARCH_PTEP_CLEAR_DIRTY_FLUSH
#define ptep_clear_flush_dirty(__vma, __address, __ptep) ({ int __dirty; __dirty = ptep_test_and_clear_dirty(__vma, __address, __ptep); if (__dirty) flush_tlb_page(__vma, __address); __dirty; })
#endif
#ifndef __HAVE_ARCH_PTEP_GET_AND_CLEAR
#define ptep_get_and_clear(__mm, __address, __ptep) ({ pte_t __pte = *(__ptep); pte_clear((__mm), (__address), (__ptep)); __pte; })
#endif
#ifndef __HAVE_ARCH_PTEP_GET_AND_CLEAR_FULL
#define ptep_get_and_clear_full(__mm, __address, __ptep, __full) ({ pte_t __pte; __pte = ptep_get_and_clear((__mm), (__address), (__ptep)); __pte; })
#endif
#ifndef __HAVE_ARCH_PTE_CLEAR_FULL
#define pte_clear_full(__mm, __address, __ptep, __full) do { pte_clear((__mm), (__address), (__ptep)); } while (0)
#endif
#ifndef __HAVE_ARCH_PTEP_CLEAR_FLUSH
#define ptep_clear_flush(__vma, __address, __ptep) ({ pte_t __pte; __pte = ptep_get_and_clear((__vma)->vm_mm, __address, __ptep); flush_tlb_page(__vma, __address); __pte; })
#endif
#ifndef __HAVE_ARCH_PTEP_SET_WRPROTECT
struct mm_struct;
#endif
#ifndef __HAVE_ARCH_PTE_SAME
#define pte_same(A,B) (pte_val(A) == pte_val(B))
#endif
#ifndef __HAVE_ARCH_PAGE_TEST_AND_CLEAR_DIRTY
#define page_test_and_clear_dirty(page) (0)
#define pte_maybe_dirty(pte) pte_dirty(pte)
#else
#define pte_maybe_dirty(pte) (1)
#endif
#ifndef __HAVE_ARCH_PAGE_TEST_AND_CLEAR_YOUNG
#define page_test_and_clear_young(page) (0)
#endif
#ifndef __HAVE_ARCH_PGD_OFFSET_GATE
#define pgd_offset_gate(mm, addr) pgd_offset(mm, addr)
#endif
#ifndef __HAVE_ARCH_LAZY_MMU_PROT_UPDATE
#define lazy_mmu_prot_update(pte) do { } while (0)
#endif
#ifndef __HAVE_ARCH_MOVE_PTE
#define move_pte(pte, prot, old_addr, new_addr) (pte)
#endif
#define pgd_addr_end(addr, end) ({ unsigned long __boundary = ((addr) + PGDIR_SIZE) & PGDIR_MASK; (__boundary - 1 < (end) - 1)? __boundary: (end); })
#ifndef pud_addr_end
#define pud_addr_end(addr, end) ({ unsigned long __boundary = ((addr) + PUD_SIZE) & PUD_MASK; (__boundary - 1 < (end) - 1)? __boundary: (end); })
#endif
#ifndef pmd_addr_end
#define pmd_addr_end(addr, end) ({ unsigned long __boundary = ((addr) + PMD_SIZE) & PMD_MASK; (__boundary - 1 < (end) - 1)? __boundary: (end); })
#endif
#ifndef __ASSEMBLY__
#endif
#endif