112 pgprot_t vm_get_page_prot(unsigned long vm_flags)  in vm_get_page_prot()  argument
114 	pgprot_t ret = __pgprot(pgprot_val(protection_map[vm_flags &  in vm_get_page_prot()
116 			pgprot_val(arch_vm_get_page_prot(vm_flags)));  in vm_get_page_prot()
122 static pgprot_t vm_pgprot_modify(pgprot_t oldprot, unsigned long vm_flags)  in vm_pgprot_modify()  argument
124 	return pgprot_modify(oldprot, vm_get_page_prot(vm_flags));  in vm_pgprot_modify()
130 	unsigned long vm_flags = vma->vm_flags;  in vma_set_page_prot()  local
133 	vm_page_prot = vm_pgprot_modify(vma->vm_page_prot, vm_flags);  in vma_set_page_prot()
135 		vm_flags &= ~VM_SHARED;  in vma_set_page_prot()
136 		vm_page_prot = vm_pgprot_modify(vm_page_prot, vm_flags);  in vma_set_page_prot()
148 	if (vma->vm_flags & VM_DENYWRITE)  in __remove_shared_vm_struct()
150 	if (vma->vm_flags & VM_SHARED)  in __remove_shared_vm_struct()
628 		if (vma->vm_flags & VM_DENYWRITE)  in __vma_link_file()
630 		if (vma->vm_flags & VM_SHARED)  in __vma_link_file()
1019 				struct file *file, unsigned long vm_flags,  in is_mergeable_vma()  argument
1030 	if ((vma->vm_flags ^ vm_flags) & ~VM_SOFTDIRTY)  in is_mergeable_vma()
1067 can_vma_merge_before(struct vm_area_struct *vma, unsigned long vm_flags,  in can_vma_merge_before()  argument
1072 	if (is_mergeable_vma(vma, file, vm_flags, vm_userfaultfd_ctx) &&  in can_vma_merge_before()
1088 can_vma_merge_after(struct vm_area_struct *vma, unsigned long vm_flags,  in can_vma_merge_after()  argument
1093 	if (is_mergeable_vma(vma, file, vm_flags, vm_userfaultfd_ctx) &&  in can_vma_merge_after()
1145 			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()
1187 				can_vma_merge_before(next, vm_flags,  in vma_merge()
1202 		khugepaged_enter_vma_merge(prev, vm_flags);  in vma_merge()
1211 			can_vma_merge_before(next, vm_flags,  in vma_merge()
1229 		khugepaged_enter_vma_merge(area, vm_flags);  in vma_merge()
1254 		!((a->vm_flags ^ b->vm_flags) & ~(VM_READ|VM_WRITE|VM_EXEC|VM_SOFTDIRTY)) &&  in anon_vma_compatible()
1399 			unsigned long flags, vm_flags_t vm_flags,  in do_mmap()  argument
1465 	vm_flags |= calc_vm_prot_bits(prot, pkey) | calc_vm_flag_bits(flags) |  in do_mmap()
1472 	if (mlock_future_check(mm, vm_flags, len))  in do_mmap()
1518 			vm_flags |= VM_SHARED | VM_MAYSHARE;  in do_mmap()
1520 				vm_flags &= ~(VM_MAYWRITE | VM_SHARED);  in do_mmap()
1527 				if (vm_flags & VM_EXEC)  in do_mmap()
1529 				vm_flags &= ~VM_MAYEXEC;  in do_mmap()
1534 			if (vm_flags & (VM_GROWSDOWN|VM_GROWSUP))  in do_mmap()
1544 			if (vm_flags & (VM_GROWSDOWN|VM_GROWSUP))  in do_mmap()
1550 			vm_flags |= VM_SHARED | VM_MAYSHARE;  in do_mmap()
1570 			vm_flags |= VM_NORESERVE;  in do_mmap()
1574 			vm_flags |= VM_NORESERVE;  in do_mmap()
1577 	addr = mmap_region(file, addr, len, vm_flags, pgoff, uf);  in do_mmap()
1579 	    ((vm_flags & VM_LOCKED) ||  in do_mmap()
1675 	vm_flags_t vm_flags = vma->vm_flags;  in vma_wants_writenotify()  local
1679 	if ((vm_flags & (VM_WRITE|VM_SHARED)) != ((VM_WRITE|VM_SHARED)))  in vma_wants_writenotify()
1689 	    pgprot_val(vm_pgprot_modify(vm_page_prot, vm_flags)))  in vma_wants_writenotify()
1693 	if (IS_ENABLED(CONFIG_MEM_SOFT_DIRTY) && !(vm_flags & VM_SOFTDIRTY))  in vma_wants_writenotify()
1697 	if (vm_flags & VM_PFNMAP)  in vma_wants_writenotify()
1709 static inline int accountable_mapping(struct file *file, vm_flags_t vm_flags)  in accountable_mapping()  argument
1718 	return (vm_flags & (VM_NORESERVE | VM_SHARED | VM_WRITE)) == VM_WRITE;  in accountable_mapping()
1722 		unsigned long len, vm_flags_t vm_flags, unsigned long pgoff,  in mmap_region()  argument
1732 	if (!may_expand_vm(mm, vm_flags, len >> PAGE_SHIFT)) {  in mmap_region()
1741 		if (!may_expand_vm(mm, vm_flags,  in mmap_region()
1756 	if (accountable_mapping(file, vm_flags)) {  in mmap_region()
1760 		vm_flags |= VM_ACCOUNT;  in mmap_region()
1766 	vma = vma_merge(mm, prev, addr, addr + len, vm_flags,  in mmap_region()
1784 	vma->vm_flags = vm_flags;  in mmap_region()
1785 	vma->vm_page_prot = vm_get_page_prot(vm_flags);  in mmap_region()
1789 		if (vm_flags & VM_DENYWRITE) {  in mmap_region()
1794 		if (vm_flags & VM_SHARED) {  in mmap_region()
1820 		vm_flags = vma->vm_flags;  in mmap_region()
1821 	} else if (vm_flags & VM_SHARED) {  in mmap_region()
1832 		if (vm_flags & VM_SHARED)  in mmap_region()
1834 		if (vm_flags & VM_DENYWRITE)  in mmap_region()
1841 	vm_stat_account(mm, vm_flags, len >> PAGE_SHIFT);  in mmap_region()
1842 	if (vm_flags & VM_LOCKED) {  in mmap_region()
1843 		if ((vm_flags & VM_SPECIAL) || vma_is_dax(vma) ||  in mmap_region()
1846 			vma->vm_flags &= VM_LOCKED_CLEAR_MASK;  in mmap_region()
1861 	vma->vm_flags |= VM_SOFTDIRTY;  in mmap_region()
1874 	if (vm_flags & VM_SHARED)  in mmap_region()
1877 	if (vm_flags & VM_DENYWRITE)  in mmap_region()
2310 	if (!may_expand_vm(mm, vma->vm_flags, grow))  in acct_stack_growth()
2318 	if (vma->vm_flags & VM_LOCKED) {  in acct_stack_growth()
2329 	new_start = (vma->vm_flags & VM_GROWSUP) ? vma->vm_start :  in acct_stack_growth()
2356 	if (!(vma->vm_flags & VM_GROWSUP))  in expand_upwards()
2374 			(next->vm_flags & (VM_WRITE|VM_READ|VM_EXEC))) {  in expand_upwards()
2375 		if (!(next->vm_flags & VM_GROWSUP))  in expand_upwards()
2414 				if (vma->vm_flags & VM_LOCKED)  in expand_upwards()
2416 				vm_stat_account(mm, vma->vm_flags, grow);  in expand_upwards()
2431 	khugepaged_enter_vma_merge(vma, vma->vm_flags);  in expand_upwards()
2454 	if (prev && !(prev->vm_flags & VM_GROWSDOWN) &&  in expand_downwards()
2455 			(prev->vm_flags & (VM_WRITE|VM_READ|VM_EXEC))) {  in expand_downwards()
2494 				if (vma->vm_flags & VM_LOCKED)  in expand_downwards()
2496 				vm_stat_account(mm, vma->vm_flags, grow);  in expand_downwards()
2509 	khugepaged_enter_vma_merge(vma, vma->vm_flags);  in expand_downwards()
2548 	if (prev->vm_flags & VM_LOCKED)  in find_extend_vma()
2570 	if (!(vma->vm_flags & VM_GROWSDOWN))  in find_extend_vma()
2578 	if (vma->vm_flags & VM_LOCKED)  in find_extend_vma()
2601 		if (vma->vm_flags & VM_ACCOUNT)  in remove_vma_list()
2603 		vm_stat_account(mm, vma->vm_flags, -nrpages);  in remove_vma_list()
2830 			if (tmp->vm_flags & VM_LOCKED) {  in __do_munmap()
2931 	if (!vma || !(vma->vm_flags & VM_SHARED))  in SYSCALL_DEFINE5()
2948 			if (next->vm_flags != vma->vm_flags)  in SYSCALL_DEFINE5()
2959 	prot |= vma->vm_flags & VM_READ ? PROT_READ : 0;  in SYSCALL_DEFINE5()
2960 	prot |= vma->vm_flags & VM_WRITE ? PROT_WRITE : 0;  in SYSCALL_DEFINE5()
2961 	prot |= vma->vm_flags & VM_EXEC ? PROT_EXEC : 0;  in SYSCALL_DEFINE5()
2965 	if (vma->vm_flags & VM_LOCKED) {  in SYSCALL_DEFINE5()
3061 	vma->vm_flags = flags;  in do_brk_flags()
3070 	vma->vm_flags |= VM_SOFTDIRTY;  in do_brk_flags()
3144 			if (vma->vm_flags & VM_LOCKED)  in exit_mmap()
3170 		if (vma->vm_flags & VM_ACCOUNT)  in exit_mmap()
3189 	if ((vma->vm_flags & VM_ACCOUNT) &&  in insert_vm_struct()
3240 	new_vma = vma_merge(mm, prev, addr, addr + len, vma->vm_flags,  in copy_vma()
3406 	unsigned long vm_flags, void *priv,  in __install_special_mapping()  argument
3419 	vma->vm_flags = vm_flags | mm->def_flags | VM_DONTEXPAND | VM_SOFTDIRTY;  in __install_special_mapping()
3420 	vma->vm_page_prot = vm_get_page_prot(vma->vm_flags);  in __install_special_mapping()
3429 	vm_stat_account(mm, vma->vm_flags, len >> PAGE_SHIFT);  in __install_special_mapping()
3460 	unsigned long vm_flags, const struct vm_special_mapping *spec)  in _install_special_mapping()  argument
3462 	return __install_special_mapping(mm, addr, len, vm_flags, (void *)spec,  in _install_special_mapping()
3468 			    unsigned long vm_flags, struct page **pages)  in install_special_mapping()  argument
3471 		mm, addr, len, vm_flags, (void *)pages,  in install_special_mapping()