328 	struct mm_struct *mm = vma->vm_mm;  in change_protection_range()  local
335 	pgd = pgd_offset(mm, addr);  in change_protection_range()
337 	inc_tlb_flush_pending(mm);  in change_protection_range()
349 	dec_tlb_flush_pending(mm);  in change_protection_range()
402 	struct mm_struct *mm = vma->vm_mm;  in mprotect_fixup()  local
425 		error = walk_page_range(current->mm, start, end,  in mprotect_fixup()
439 		if (!may_expand_vm(mm, newflags, nrpages) &&  in mprotect_fixup()
440 				may_expand_vm(mm, oldflags, nrpages))  in mprotect_fixup()
445 			if (security_vm_enough_memory_mm(mm, charged))  in mprotect_fixup()
455 	*pprev = vma_merge(mm, *pprev, start, end, newflags,  in mprotect_fixup()
467 		error = split_vma(mm, vma, start, 1);  in mprotect_fixup()
473 		error = split_vma(mm, vma, end, 0);  in mprotect_fixup()
501 	vm_stat_account(mm, oldflags, -nrpages);  in mprotect_fixup()
502 	vm_stat_account(mm, newflags, nrpages);  in mprotect_fixup()
543 	if (mmap_write_lock_killable(current->mm))  in do_mprotect_pkey()
551 	if ((pkey != -1) && !mm_pkey_is_allocated(current->mm, pkey))  in do_mprotect_pkey()
554 	vma = find_vma(current->mm, start);  in do_mprotect_pkey()
639 	mmap_write_unlock(current->mm);  in do_mprotect_pkey()
669 	mmap_write_lock(current->mm);  in SYSCALL_DEFINE2()
670 	pkey = mm_pkey_alloc(current->mm);  in SYSCALL_DEFINE2()
678 		mm_pkey_free(current->mm, pkey);  in SYSCALL_DEFINE2()
683 	mmap_write_unlock(current->mm);  in SYSCALL_DEFINE2()
691 	mmap_write_lock(current->mm);  in SYSCALL_DEFINE1()
692 	ret = mm_pkey_free(current->mm, pkey);  in SYSCALL_DEFINE1()
693 	mmap_write_unlock(current->mm);  in SYSCALL_DEFINE1()