Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0699AC4332F for ; Tue, 14 Dec 2021 15:47:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235446AbhLNPrv (ORCPT ); Tue, 14 Dec 2021 10:47:51 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51274 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231273AbhLNPru (ORCPT ); Tue, 14 Dec 2021 10:47:50 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C7AD1C061574; Tue, 14 Dec 2021 07:47:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=ZNFHZQjTOXyoInxQ8Rw72YQwQcKhBNeR9xhzBXqc+d8=; b=0xC+kpJFNTmPq6U3ipdNM88wOw 4lGneUDqguN6kksfMMdrtOQhTl7yugQHt5H4m0GikMZlQyAFQ0H59Yo8ROEaqq5Vhm2YgzJzQshLC YL0HEnJKcpIfbrOHxi07kZSgyl3m1Hm0kGfuVSZc87L/I6wkSFkHg5MUOYm6LEQd2dpmM1KH5oMr0 OVsahS5PmS7slhP9/8d0T7O8118Cq3ZqolZzNoHQvSnSWyzWXVUXW0AKGddRMsDhnWkHyZpQuAuKl H2Of89G8mqoVrxaUIAyUcCsGp6DGOKqYPndGtdH+lJIZwEBzw+7cfthU7H4LwRZN1cp94cqL8jLcI E0h+WNEg==; Received: from hch by bombadil.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1mxA1u-00Ek7m-DX; Tue, 14 Dec 2021 15:47:50 +0000 Date: Tue, 14 Dec 2021 07:47:50 -0800 From: Christoph Hellwig To: Shiyang Ruan Cc: linux-kernel@vger.kernel.org, linux-xfs@vger.kernel.org, nvdimm@lists.linux.dev, linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, djwong@kernel.org, dan.j.williams@intel.com, david@fromorbit.com, hch@infradead.org, jane.chu@oracle.com Subject: Re: [PATCH v8 7/9] dax: add dax holder helper for filesystems Message-ID: References: <20211202084856.1285285-1-ruansy.fnst@fujitsu.com> <20211202084856.1285285-8-ruansy.fnst@fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20211202084856.1285285-8-ruansy.fnst@fujitsu.com> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Dec 02, 2021 at 04:48:54PM +0800, Shiyang Ruan wrote: > Add these helper functions, and export them for filesystem use. What is the point of adding these wrappers vs just calling the underlying functions?