115 pgprot_t vm_get_page_prot(unsigned long vm_flags)  in vm_get_page_prot()  argument
117 	pgprot_t ret = __pgprot(pgprot_val(protection_map[vm_flags &  in vm_get_page_prot()
119 			pgprot_val(arch_vm_get_page_prot(vm_flags)));  in vm_get_page_prot()
125 static pgprot_t vm_pgprot_modify(pgprot_t oldprot, unsigned long vm_flags)  in vm_pgprot_modify()  argument
127 	return pgprot_modify(oldprot, vm_get_page_prot(vm_flags));  in vm_pgprot_modify()
133 	unsigned long vm_flags = vma->vm_flags;  in vma_set_page_prot()  local
136 	vm_page_prot = vm_pgprot_modify(vma->vm_page_prot, vm_flags);  in vma_set_page_prot()
138 		vm_flags &= ~VM_SHARED;  in vma_set_page_prot()
139 		vm_page_prot = vm_pgprot_modify(vm_page_prot, vm_flags);  in vma_set_page_prot()
151 	if (vma->vm_flags & VM_SHARED)  in __remove_shared_vm_struct()
668 		if (vma->vm_flags & VM_SHARED)  in __vma_link_file()
1031 				struct file *file, unsigned long vm_flags,  in is_mergeable_vma()  argument
1042 	if ((vma->vm_flags ^ vm_flags) & ~VM_SOFTDIRTY)  in is_mergeable_vma()
1079 can_vma_merge_before(struct vm_area_struct *vma, unsigned long vm_flags,  in can_vma_merge_before()  argument
1084 	if (is_mergeable_vma(vma, file, vm_flags, vm_userfaultfd_ctx) &&  in can_vma_merge_before()
1100 can_vma_merge_after(struct vm_area_struct *vma, unsigned long vm_flags,  in can_vma_merge_after()  argument
1105 	if (is_mergeable_vma(vma, file, vm_flags, vm_userfaultfd_ctx) &&  in can_vma_merge_after()
1160 			unsigned long end, unsigned long vm_flags,  in vma_merge()  argument
1173 	if (vm_flags & VM_SPECIAL)  in vma_merge()
1191 			can_vma_merge_after(prev, vm_flags,  in vma_merge()
1199 				can_vma_merge_before(next, vm_flags,  in vma_merge()
1214 		khugepaged_enter_vma_merge(prev, vm_flags);  in vma_merge()
1223 			can_vma_merge_before(next, vm_flags,  in vma_merge()
1241 		khugepaged_enter_vma_merge(area, vm_flags);  in vma_merge()
1266 		!((a->vm_flags ^ b->vm_flags) & ~(VM_ACCESS_FLAGS | VM_SOFTDIRTY)) &&  in anon_vma_compatible()
1410 	vm_flags_t vm_flags;  in do_mmap()  local
1470 	vm_flags = calc_vm_prot_bits(prot, pkey) | calc_vm_flag_bits(flags) |  in do_mmap()
1477 	if (mlock_future_check(mm, vm_flags, len))  in do_mmap()
1517 			vm_flags |= VM_SHARED | VM_MAYSHARE;  in do_mmap()
1519 				vm_flags &= ~(VM_MAYWRITE | VM_SHARED);  in do_mmap()
1525 				if (vm_flags & VM_EXEC)  in do_mmap()
1527 				vm_flags &= ~VM_MAYEXEC;  in do_mmap()
1532 			if (vm_flags & (VM_GROWSDOWN|VM_GROWSUP))  in do_mmap()
1542 			if (vm_flags & (VM_GROWSDOWN|VM_GROWSUP))  in do_mmap()
1548 			vm_flags |= VM_SHARED | VM_MAYSHARE;  in do_mmap()
1568 			vm_flags |= VM_NORESERVE;  in do_mmap()
1572 			vm_flags |= VM_NORESERVE;  in do_mmap()
1575 	addr = mmap_region(file, addr, len, vm_flags, pgoff, uf);  in do_mmap()
1577 	    ((vm_flags & VM_LOCKED) ||  in do_mmap()
1670 	vm_flags_t vm_flags = vma->vm_flags;  in vma_wants_writenotify()  local
1674 	if ((vm_flags & (VM_WRITE|VM_SHARED)) != ((VM_WRITE|VM_SHARED)))  in vma_wants_writenotify()
1684 	    pgprot_val(vm_pgprot_modify(vm_page_prot, vm_flags)))  in vma_wants_writenotify()
1688 	if (IS_ENABLED(CONFIG_MEM_SOFT_DIRTY) && !(vm_flags & VM_SOFTDIRTY))  in vma_wants_writenotify()
1692 	if (vm_flags & VM_PFNMAP)  in vma_wants_writenotify()
1704 static inline int accountable_mapping(struct file *file, vm_flags_t vm_flags)  in accountable_mapping()  argument
1713 	return (vm_flags & (VM_NORESERVE | VM_SHARED | VM_WRITE)) == VM_WRITE;  in accountable_mapping()
1717 		unsigned long len, vm_flags_t vm_flags, unsigned long pgoff,  in mmap_region()  argument
1727 	if (!may_expand_vm(mm, vm_flags, len >> PAGE_SHIFT)) {  in mmap_region()
1736 		if (!may_expand_vm(mm, vm_flags,  in mmap_region()
1747 	if (accountable_mapping(file, vm_flags)) {  in mmap_region()
1751 		vm_flags |= VM_ACCOUNT;  in mmap_region()
1757 	vma = vma_merge(mm, prev, addr, addr + len, vm_flags,  in mmap_region()
1775 	vma->vm_flags = vm_flags;  in mmap_region()
1776 	vma->vm_page_prot = vm_get_page_prot(vm_flags);  in mmap_region()
1780 		if (vm_flags & VM_SHARED) {  in mmap_region()
1805 		if (unlikely(vm_flags != vma->vm_flags && prev)) {  in mmap_region()
1806 			merge = vma_merge(mm, prev, vma->vm_start, vma->vm_end, vma->vm_flags,  in mmap_region()
1817 				vm_flags = vma->vm_flags;  in mmap_region()
1822 		vm_flags = vma->vm_flags;  in mmap_region()
1823 	} else if (vm_flags & VM_SHARED) {  in mmap_region()
1832 	if (!arch_validate_flags(vma->vm_flags)) {  in mmap_region()
1843 	if (file && vm_flags & VM_SHARED)  in mmap_region()
1849 	vm_stat_account(mm, vm_flags, len >> PAGE_SHIFT);  in mmap_region()
1850 	if (vm_flags & VM_LOCKED) {  in mmap_region()
1851 		if ((vm_flags & VM_SPECIAL) || vma_is_dax(vma) ||  in mmap_region()
1854 			vma->vm_flags &= VM_LOCKED_CLEAR_MASK;  in mmap_region()
1869 	vma->vm_flags |= VM_SOFTDIRTY;  in mmap_region()
1882 	if (vm_flags & VM_SHARED)  in mmap_region()
2339 	if (!may_expand_vm(mm, vma->vm_flags, grow))  in acct_stack_growth()
2347 	if (vma->vm_flags & VM_LOCKED) {  in acct_stack_growth()
2358 	new_start = (vma->vm_flags & VM_GROWSUP) ? vma->vm_start :  in acct_stack_growth()
2385 	if (!(vma->vm_flags & VM_GROWSUP))  in expand_upwards()
2403 		if (!(next->vm_flags & VM_GROWSUP))  in expand_upwards()
2442 				if (vma->vm_flags & VM_LOCKED)  in expand_upwards()
2444 				vm_stat_account(mm, vma->vm_flags, grow);  in expand_upwards()
2459 	khugepaged_enter_vma_merge(vma, vma->vm_flags);  in expand_upwards()
2482 	if (prev && !(prev->vm_flags & VM_GROWSDOWN) &&  in expand_downwards()
2522 				if (vma->vm_flags & VM_LOCKED)  in expand_downwards()
2524 				vm_stat_account(mm, vma->vm_flags, grow);  in expand_downwards()
2537 	khugepaged_enter_vma_merge(vma, vma->vm_flags);  in expand_downwards()
2576 	if (prev->vm_flags & VM_LOCKED)  in find_extend_vma()
2598 	if (!(vma->vm_flags & VM_GROWSDOWN))  in find_extend_vma()
2603 	if (vma->vm_flags & VM_LOCKED)  in find_extend_vma()
2626 		if (vma->vm_flags & VM_ACCOUNT)  in remove_vma_list()
2628 		vm_stat_account(mm, vma->vm_flags, -nrpages);  in remove_vma_list()
2691 	if (vma && (vma->vm_flags & VM_GROWSDOWN))  in detach_vmas_to_be_unmapped()
2693 	if (prev && (prev->vm_flags & VM_GROWSUP))  in detach_vmas_to_be_unmapped()
2782 		if (tmp->vm_flags & VM_LOCKED) {  in unlock_range()
2970 	if (!vma || !(vma->vm_flags & VM_SHARED))  in SYSCALL_DEFINE5()
2984 			if (next->vm_flags != vma->vm_flags)  in SYSCALL_DEFINE5()
2995 	prot |= vma->vm_flags & VM_READ ? PROT_READ : 0;  in SYSCALL_DEFINE5()
2996 	prot |= vma->vm_flags & VM_WRITE ? PROT_WRITE : 0;  in SYSCALL_DEFINE5()
2997 	prot |= vma->vm_flags & VM_EXEC ? PROT_EXEC : 0;  in SYSCALL_DEFINE5()
3001 	if (vma->vm_flags & VM_LOCKED)  in SYSCALL_DEFINE5()
3077 	vma->vm_flags = flags;  in do_brk_flags()
3086 	vma->vm_flags |= VM_SOFTDIRTY;  in do_brk_flags()
3180 		if (vma->vm_flags & VM_ACCOUNT)  in exit_mmap()
3200 	if ((vma->vm_flags & VM_ACCOUNT) &&  in insert_vm_struct()
3251 	new_vma = vma_merge(mm, prev, addr, addr + len, vma->vm_flags,  in copy_vma()
3431 	unsigned long vm_flags, void *priv,  in __install_special_mapping()  argument
3444 	vma->vm_flags = vm_flags | mm->def_flags | VM_DONTEXPAND | VM_SOFTDIRTY;  in __install_special_mapping()
3445 	vma->vm_page_prot = vm_get_page_prot(vma->vm_flags);  in __install_special_mapping()
3454 	vm_stat_account(mm, vma->vm_flags, len >> PAGE_SHIFT);  in __install_special_mapping()
3485 	unsigned long vm_flags, const struct vm_special_mapping *spec)  in _install_special_mapping()  argument
3487 	return __install_special_mapping(mm, addr, len, vm_flags, (void *)spec,  in _install_special_mapping()
3493 			    unsigned long vm_flags, struct page **pages)  in install_special_mapping()  argument
3496 		mm, addr, len, vm_flags, (void *)pages,  in install_special_mapping()