return memoryRegion;
    }

    /**
     * Check if request is completed
     *
     * @return true if completed, false otherwise
     */
    public boolean isCompleted() {
        return completed;
    }

    /**
     * Mark request as completed
     */
    public void markCompleted() {
        this.completed = true;
    }

    /**

    public void testMarkComplete() {
        entry.updateChild("file1.txt", 1024L, 1000L, false, 0x20, 500L, 800L);
        assertTrue(entry.hasChanges());
        assertFalse(entry.isComplete());

        entry.markComplete();

        assertTrue(entry.isComplete());
        assertFalse(entry.hasChanges()); // Changes are cleared when marked complete
    }

    @Test
    public void testInvalidate() {

                if (parentPath != null) {
                    var parentCache = dirManager.getCacheEntry(parentPath);
                    if (parentCache != null && parentCache.isComplete()) {
                        boolean exists = parentCache.hasChild(smbFile.getName());
                        log.debug("Using cached existence check for: {}", smbFile.getPath());
                        return exists;