Lines Matching refs:vm_flags
116 pgprot_t vm_get_page_prot(unsigned long vm_flags) in vm_get_page_prot() argument
118 pgprot_t ret = __pgprot(pgprot_val(protection_map[vm_flags & in vm_get_page_prot()
120 pgprot_val(arch_vm_get_page_prot(vm_flags))); in vm_get_page_prot()
126 static pgprot_t vm_pgprot_modify(pgprot_t oldprot, unsigned long vm_flags) in vm_pgprot_modify() argument
128 return pgprot_modify(oldprot, vm_get_page_prot(vm_flags)); in vm_pgprot_modify()
134 unsigned long vm_flags = vma->vm_flags; in vma_set_page_prot() local
137 vm_page_prot = vm_pgprot_modify(vma->vm_page_prot, vm_flags); in vma_set_page_prot()
139 vm_flags &= ~VM_SHARED; in vma_set_page_prot()
140 vm_page_prot = vm_pgprot_modify(vm_page_prot, vm_flags); in vma_set_page_prot()
152 if (vma->vm_flags & VM_DENYWRITE) in __remove_shared_vm_struct()
154 if (vma->vm_flags & VM_SHARED) in __remove_shared_vm_struct()
672 if (vma->vm_flags & VM_DENYWRITE) in __vma_link_file()
674 if (vma->vm_flags & VM_SHARED) in __vma_link_file()
1037 struct file *file, unsigned long vm_flags, in is_mergeable_vma() argument
1049 if ((vma->vm_flags ^ vm_flags) & ~VM_SOFTDIRTY) in is_mergeable_vma()
1088 can_vma_merge_before(struct vm_area_struct *vma, unsigned long vm_flags, in can_vma_merge_before() argument
1094 if (is_mergeable_vma(vma, file, vm_flags, vm_userfaultfd_ctx, anon_name) && in can_vma_merge_before()
1110 can_vma_merge_after(struct vm_area_struct *vma, unsigned long vm_flags, in can_vma_merge_after() argument
1116 if (is_mergeable_vma(vma, file, vm_flags, vm_userfaultfd_ctx, anon_name) && in can_vma_merge_after()
1171 unsigned long end, unsigned long vm_flags, in vma_merge() argument
1185 if (vm_flags & VM_SPECIAL) in vma_merge()
1203 can_vma_merge_after(prev, vm_flags, in vma_merge()
1211 can_vma_merge_before(next, vm_flags, in vma_merge()
1226 khugepaged_enter_vma_merge(prev, vm_flags); in vma_merge()
1235 can_vma_merge_before(next, vm_flags, in vma_merge()
1253 khugepaged_enter_vma_merge(area, vm_flags); in vma_merge()
1278 !((a->vm_flags ^ b->vm_flags) & ~(VM_ACCESS_FLAGS | VM_SOFTDIRTY)) && in anon_vma_compatible()
1423 vm_flags_t vm_flags; in do_mmap() local
1486 vm_flags = calc_vm_prot_bits(prot, pkey) | calc_vm_flag_bits(flags) | in do_mmap()
1489 trace_vendor_do_mmap(&vm_flags, &err); in do_mmap()
1497 if (mlock_future_check(mm, vm_flags, len)) in do_mmap()
1543 vm_flags |= VM_SHARED | VM_MAYSHARE; in do_mmap()
1545 vm_flags &= ~(VM_MAYWRITE | VM_SHARED); in do_mmap()
1551 if (vm_flags & VM_EXEC) in do_mmap()
1553 vm_flags &= ~VM_MAYEXEC; in do_mmap()
1558 if (vm_flags & (VM_GROWSDOWN|VM_GROWSUP)) in do_mmap()
1568 if (vm_flags & (VM_GROWSDOWN|VM_GROWSUP)) in do_mmap()
1574 vm_flags |= VM_SHARED | VM_MAYSHARE; in do_mmap()
1584 vm_flags |= VM_PURGEABLE; in do_mmap()
1588 vm_flags |= VM_USEREXPTE; in do_mmap()
1604 vm_flags |= VM_NORESERVE; in do_mmap()
1608 vm_flags |= VM_NORESERVE; in do_mmap()
1611 addr = mmap_region(file, addr, len, vm_flags, pgoff, uf); in do_mmap()
1613 ((vm_flags & VM_LOCKED) || in do_mmap()
1714 vm_flags_t vm_flags = vma->vm_flags; in vma_wants_writenotify() local
1718 if ((vm_flags & (VM_WRITE|VM_SHARED)) != ((VM_WRITE|VM_SHARED))) in vma_wants_writenotify()
1728 pgprot_val(vm_pgprot_modify(vm_page_prot, vm_flags))) in vma_wants_writenotify()
1735 if (IS_ENABLED(CONFIG_MEM_SOFT_DIRTY) && !(vm_flags & VM_SOFTDIRTY) && in vma_wants_writenotify()
1740 if (vm_flags & VM_PFNMAP) in vma_wants_writenotify()
1752 static inline int accountable_mapping(struct file *file, vm_flags_t vm_flags) in accountable_mapping() argument
1761 return (vm_flags & (VM_NORESERVE | VM_SHARED | VM_WRITE)) == VM_WRITE; in accountable_mapping()
1765 unsigned long len, vm_flags_t vm_flags, unsigned long pgoff, in mmap_region() argument
1775 if (!may_expand_vm(mm, vm_flags, len >> PAGE_SHIFT)) { in mmap_region()
1784 if (!may_expand_vm(mm, vm_flags, in mmap_region()
1795 if (accountable_mapping(file, vm_flags)) { in mmap_region()
1799 vm_flags |= VM_ACCOUNT; in mmap_region()
1805 vma = vma_merge(mm, prev, addr, addr + len, vm_flags, in mmap_region()
1823 vma->vm_flags = vm_flags; in mmap_region()
1824 vma->vm_page_prot = vm_get_page_prot(vm_flags); in mmap_region()
1828 if (vm_flags & VM_DENYWRITE) { in mmap_region()
1833 if (vm_flags & VM_SHARED) { in mmap_region()
1863 if (unlikely(vm_flags != vma->vm_flags && prev)) { in mmap_region()
1864 merge = vma_merge(mm, prev, vma->vm_start, vma->vm_end, vma->vm_flags, in mmap_region()
1875 vm_flags = vma->vm_flags; in mmap_region()
1880 vm_flags = vma->vm_flags; in mmap_region()
1881 } else if (vm_flags & VM_SHARED) { in mmap_region()
1891 !arch_validate_flags(vma->vm_flags)) { in mmap_region()
1903 if (vm_flags & VM_SHARED) in mmap_region()
1905 if (vm_flags & VM_DENYWRITE) in mmap_region()
1912 vm_stat_account(mm, vm_flags, len >> PAGE_SHIFT); in mmap_region()
1913 if (vm_flags & VM_LOCKED) { in mmap_region()
1914 if ((vm_flags & VM_SPECIAL) || vma_is_dax(vma) || in mmap_region()
1917 vma->vm_flags &= VM_LOCKED_CLEAR_MASK; in mmap_region()
1932 vma->vm_flags |= VM_SOFTDIRTY; in mmap_region()
1947 if (vm_flags & VM_SHARED) in mmap_region()
1950 if (vm_flags & VM_DENYWRITE) in mmap_region()
2413 if (!may_expand_vm(mm, vma->vm_flags, grow)) in acct_stack_growth()
2421 if (vma->vm_flags & VM_LOCKED) { in acct_stack_growth()
2432 new_start = (vma->vm_flags & VM_GROWSUP) ? vma->vm_start : in acct_stack_growth()
2459 if (!(vma->vm_flags & VM_GROWSUP)) in expand_upwards()
2477 if (!(next->vm_flags & VM_GROWSUP)) in expand_upwards()
2516 if (vma->vm_flags & VM_LOCKED) in expand_upwards()
2518 vm_stat_account(mm, vma->vm_flags, grow); in expand_upwards()
2533 khugepaged_enter_vma_merge(vma, vma->vm_flags); in expand_upwards()
2556 if (prev && !(prev->vm_flags & VM_GROWSDOWN) && in expand_downwards()
2596 if (vma->vm_flags & VM_LOCKED) in expand_downwards()
2598 vm_stat_account(mm, vma->vm_flags, grow); in expand_downwards()
2611 khugepaged_enter_vma_merge(vma, vma->vm_flags); in expand_downwards()
2650 if (prev->vm_flags & VM_LOCKED) in find_extend_vma()
2672 if (!(vma->vm_flags & VM_GROWSDOWN)) in find_extend_vma()
2677 if (vma->vm_flags & VM_LOCKED) in find_extend_vma()
2700 if (vma->vm_flags & VM_ACCOUNT) in remove_vma_list()
2702 vm_stat_account(mm, vma->vm_flags, -nrpages); in remove_vma_list()
2736 if ((cur_vma->vm_flags & (VM_PFNMAP|VM_MIXEDMAP)) != 0) { in unmap_region()
2782 if (vma && (vma->vm_flags & VM_GROWSDOWN)) in detach_vmas_to_be_unmapped()
2784 if (prev && (prev->vm_flags & VM_GROWSUP)) in detach_vmas_to_be_unmapped()
2962 if (tmp->vm_flags & VM_LOCKED) { in __do_munmap()
3064 if (!vma || !(vma->vm_flags & VM_SHARED)) in SYSCALL_DEFINE5()
3081 if (next->vm_flags != vma->vm_flags) in SYSCALL_DEFINE5()
3092 prot |= vma->vm_flags & VM_READ ? PROT_READ : 0; in SYSCALL_DEFINE5()
3093 prot |= vma->vm_flags & VM_WRITE ? PROT_WRITE : 0; in SYSCALL_DEFINE5()
3094 prot |= vma->vm_flags & VM_EXEC ? PROT_EXEC : 0; in SYSCALL_DEFINE5()
3098 if (vma->vm_flags & VM_LOCKED) { in SYSCALL_DEFINE5()
3190 vma->vm_flags = flags; in do_brk_flags()
3199 vma->vm_flags |= VM_SOFTDIRTY; in do_brk_flags()
3273 if (vma->vm_flags & VM_LOCKED) in exit_mmap()
3299 if (vma->vm_flags & VM_ACCOUNT) in exit_mmap()
3319 if ((vma->vm_flags & VM_ACCOUNT) && in insert_vm_struct()
3370 new_vma = vma_merge(mm, prev, addr, addr + len, vma->vm_flags, in copy_vma()
3538 unsigned long vm_flags, void *priv, in __install_special_mapping() argument
3551 vma->vm_flags = vm_flags | mm->def_flags | VM_DONTEXPAND | VM_SOFTDIRTY; in __install_special_mapping()
3552 vma->vm_page_prot = vm_get_page_prot(vma->vm_flags); in __install_special_mapping()
3561 vm_stat_account(mm, vma->vm_flags, len >> PAGE_SHIFT); in __install_special_mapping()
3592 unsigned long vm_flags, const struct vm_special_mapping *spec) in _install_special_mapping() argument
3594 return __install_special_mapping(mm, addr, len, vm_flags, (void *)spec, in _install_special_mapping()
3600 unsigned long vm_flags, struct page **pages) in install_special_mapping() argument
3603 mm, addr, len, vm_flags, (void *)pages, in install_special_mapping()