Lines Matching refs:vm_flags
106 pgprot_t vm_get_page_prot(unsigned long vm_flags) in vm_get_page_prot() argument
108 pgprot_t ret = __pgprot(pgprot_val(protection_map[vm_flags & in vm_get_page_prot()
110 pgprot_val(arch_vm_get_page_prot(vm_flags))); in vm_get_page_prot()
116 static pgprot_t vm_pgprot_modify(pgprot_t oldprot, unsigned long vm_flags) in vm_pgprot_modify() argument
118 return pgprot_modify(oldprot, vm_get_page_prot(vm_flags)); in vm_pgprot_modify()
124 unsigned long vm_flags = vma->vm_flags; in vma_set_page_prot() local
127 vm_page_prot = vm_pgprot_modify(vma->vm_page_prot, vm_flags); in vma_set_page_prot()
129 vm_flags &= ~VM_SHARED; in vma_set_page_prot()
130 vm_page_prot = vm_pgprot_modify(vm_page_prot, vm_flags); in vma_set_page_prot()
142 if (vma->vm_flags & VM_DENYWRITE) in __remove_shared_vm_struct()
144 if (vma->vm_flags & VM_SHARED) in __remove_shared_vm_struct()
622 if (vma->vm_flags & VM_DENYWRITE) in __vma_link_file()
624 if (vma->vm_flags & VM_SHARED) in __vma_link_file()
1013 struct file *file, unsigned long vm_flags, in is_mergeable_vma() argument
1025 if ((vma->vm_flags ^ vm_flags) & ~VM_SOFTDIRTY) in is_mergeable_vma()
1064 can_vma_merge_before(struct vm_area_struct *vma, unsigned long vm_flags, in can_vma_merge_before() argument
1070 if (is_mergeable_vma(vma, file, vm_flags, vm_userfaultfd_ctx, anon_name) && in can_vma_merge_before()
1086 can_vma_merge_after(struct vm_area_struct *vma, unsigned long vm_flags, in can_vma_merge_after() argument
1092 if (is_mergeable_vma(vma, file, vm_flags, vm_userfaultfd_ctx, anon_name) && in can_vma_merge_after()
1144 unsigned long end, unsigned long vm_flags, in vma_merge() argument
1158 if (vm_flags & VM_SPECIAL) in vma_merge()
1179 can_vma_merge_after(prev, vm_flags, in vma_merge()
1188 can_vma_merge_before(next, vm_flags, in vma_merge()
1204 khugepaged_enter_vma_merge(prev, vm_flags); in vma_merge()
1213 can_vma_merge_before(next, vm_flags, in vma_merge()
1232 khugepaged_enter_vma_merge(area, vm_flags); in vma_merge()
1257 !((a->vm_flags ^ b->vm_flags) & ~(VM_READ|VM_WRITE|VM_EXEC|VM_SOFTDIRTY)) && in anon_vma_compatible()
1402 unsigned long flags, vm_flags_t vm_flags, in do_mmap() argument
1468 vm_flags |= calc_vm_prot_bits(prot, pkey) | calc_vm_flag_bits(flags) | in do_mmap()
1475 if (mlock_future_check(mm, vm_flags, len)) in do_mmap()
1521 vm_flags |= VM_SHARED | VM_MAYSHARE; in do_mmap()
1523 vm_flags &= ~(VM_MAYWRITE | VM_SHARED); in do_mmap()
1530 if (vm_flags & VM_EXEC) in do_mmap()
1532 vm_flags &= ~VM_MAYEXEC; in do_mmap()
1537 if (vm_flags & (VM_GROWSDOWN|VM_GROWSUP)) in do_mmap()
1547 if (vm_flags & (VM_GROWSDOWN|VM_GROWSUP)) in do_mmap()
1553 vm_flags |= VM_SHARED | VM_MAYSHARE; in do_mmap()
1573 vm_flags |= VM_NORESERVE; in do_mmap()
1577 vm_flags |= VM_NORESERVE; in do_mmap()
1580 addr = mmap_region(file, addr, len, vm_flags, pgoff, uf); in do_mmap()
1582 ((vm_flags & VM_LOCKED) || in do_mmap()
1678 vm_flags_t vm_flags = vma->vm_flags; in vma_wants_writenotify() local
1682 if ((vm_flags & (VM_WRITE|VM_SHARED)) != ((VM_WRITE|VM_SHARED))) in vma_wants_writenotify()
1692 pgprot_val(vm_pgprot_modify(vm_page_prot, vm_flags))) in vma_wants_writenotify()
1696 if (IS_ENABLED(CONFIG_MEM_SOFT_DIRTY) && !(vm_flags & VM_SOFTDIRTY)) in vma_wants_writenotify()
1700 if (vm_flags & VM_PFNMAP) in vma_wants_writenotify()
1712 static inline int accountable_mapping(struct file *file, vm_flags_t vm_flags) in accountable_mapping() argument
1721 return (vm_flags & (VM_NORESERVE | VM_SHARED | VM_WRITE)) == VM_WRITE; in accountable_mapping()
1725 unsigned long len, vm_flags_t vm_flags, unsigned long pgoff, in mmap_region() argument
1735 if (!may_expand_vm(mm, vm_flags, len >> PAGE_SHIFT)) { in mmap_region()
1744 if (!may_expand_vm(mm, vm_flags, in mmap_region()
1759 if (accountable_mapping(file, vm_flags)) { in mmap_region()
1763 vm_flags |= VM_ACCOUNT; in mmap_region()
1769 vma = vma_merge(mm, prev, addr, addr + len, vm_flags, in mmap_region()
1787 vma->vm_flags = vm_flags; in mmap_region()
1788 vma->vm_page_prot = vm_get_page_prot(vm_flags); in mmap_region()
1792 if (vm_flags & VM_DENYWRITE) { in mmap_region()
1797 if (vm_flags & VM_SHARED) { in mmap_region()
1823 vm_flags = vma->vm_flags; in mmap_region()
1824 } else if (vm_flags & VM_SHARED) { in mmap_region()
1835 if (vm_flags & VM_SHARED) in mmap_region()
1837 if (vm_flags & VM_DENYWRITE) in mmap_region()
1844 vm_stat_account(mm, vm_flags, len >> PAGE_SHIFT); in mmap_region()
1845 if (vm_flags & VM_LOCKED) { in mmap_region()
1846 if ((vm_flags & VM_SPECIAL) || vma_is_dax(vma) || in mmap_region()
1849 vma->vm_flags &= VM_LOCKED_CLEAR_MASK; in mmap_region()
1864 vma->vm_flags |= VM_SOFTDIRTY; in mmap_region()
1877 if (vm_flags & VM_SHARED) in mmap_region()
1880 if (vm_flags & VM_DENYWRITE) in mmap_region()
2313 if (!may_expand_vm(mm, vma->vm_flags, grow)) in acct_stack_growth()
2321 if (vma->vm_flags & VM_LOCKED) { in acct_stack_growth()
2332 new_start = (vma->vm_flags & VM_GROWSUP) ? vma->vm_start : in acct_stack_growth()
2359 if (!(vma->vm_flags & VM_GROWSUP)) in expand_upwards()
2377 (next->vm_flags & (VM_WRITE|VM_READ|VM_EXEC))) { in expand_upwards()
2378 if (!(next->vm_flags & VM_GROWSUP)) in expand_upwards()
2417 if (vma->vm_flags & VM_LOCKED) in expand_upwards()
2419 vm_stat_account(mm, vma->vm_flags, grow); in expand_upwards()
2434 khugepaged_enter_vma_merge(vma, vma->vm_flags); in expand_upwards()
2457 if (prev && !(prev->vm_flags & VM_GROWSDOWN) && in expand_downwards()
2458 (prev->vm_flags & (VM_WRITE|VM_READ|VM_EXEC))) { in expand_downwards()
2497 if (vma->vm_flags & VM_LOCKED) in expand_downwards()
2499 vm_stat_account(mm, vma->vm_flags, grow); in expand_downwards()
2512 khugepaged_enter_vma_merge(vma, vma->vm_flags); in expand_downwards()
2551 if (prev->vm_flags & VM_LOCKED) in find_extend_vma()
2573 if (!(vma->vm_flags & VM_GROWSDOWN)) in find_extend_vma()
2581 if (vma->vm_flags & VM_LOCKED) in find_extend_vma()
2604 if (vma->vm_flags & VM_ACCOUNT) in remove_vma_list()
2606 vm_stat_account(mm, vma->vm_flags, -nrpages); in remove_vma_list()
2833 if (tmp->vm_flags & VM_LOCKED) { in __do_munmap()
2934 if (!vma || !(vma->vm_flags & VM_SHARED)) in SYSCALL_DEFINE5()
2951 if (next->vm_flags != vma->vm_flags) in SYSCALL_DEFINE5()
2962 prot |= vma->vm_flags & VM_READ ? PROT_READ : 0; in SYSCALL_DEFINE5()
2963 prot |= vma->vm_flags & VM_WRITE ? PROT_WRITE : 0; in SYSCALL_DEFINE5()
2964 prot |= vma->vm_flags & VM_EXEC ? PROT_EXEC : 0; in SYSCALL_DEFINE5()
2968 if (vma->vm_flags & VM_LOCKED) { in SYSCALL_DEFINE5()
3064 vma->vm_flags = flags; in do_brk_flags()
3073 vma->vm_flags |= VM_SOFTDIRTY; in do_brk_flags()
3147 if (vma->vm_flags & VM_LOCKED) in exit_mmap()
3173 if (vma->vm_flags & VM_ACCOUNT) in exit_mmap()
3192 if ((vma->vm_flags & VM_ACCOUNT) && in insert_vm_struct()
3243 new_vma = vma_merge(mm, prev, addr, addr + len, vma->vm_flags, in copy_vma()
3409 unsigned long vm_flags, void *priv, in __install_special_mapping() argument
3422 vma->vm_flags = vm_flags | mm->def_flags | VM_DONTEXPAND | VM_SOFTDIRTY; in __install_special_mapping()
3423 vma->vm_page_prot = vm_get_page_prot(vma->vm_flags); in __install_special_mapping()
3432 vm_stat_account(mm, vma->vm_flags, len >> PAGE_SHIFT); in __install_special_mapping()
3463 unsigned long vm_flags, const struct vm_special_mapping *spec) in _install_special_mapping() argument
3465 return __install_special_mapping(mm, addr, len, vm_flags, (void *)spec, in _install_special_mapping()
3471 unsigned long vm_flags, struct page **pages) in install_special_mapping() argument
3474 mm, addr, len, vm_flags, (void *)pages, in install_special_mapping()