rem: struct elf_image_info *image;  mutex_lock(&image_lock);  for(image = kernel_images; image; image = image->next) { if(image->id == id) break; } mutex_unlock(&image_lock);  return image;
add: return hash_lookup(sImagesHash, (void *)id);
context: find_image(image_id id){	struct elf_image_info *image;	mutex_lock(&image_lock);	for(image = kernel_images; image; image = image->next) {		if(image->id == id)			break;	}	mutex_unlock(&image_lock);	return image;}