From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.1 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS, URIBL_BLOCKED,USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0877AC64EB8 for ; Sat, 6 Oct 2018 10:39:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B8A542147D for ; Sat, 6 Oct 2018 10:39:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="NPr3eE/u" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B8A542147D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-btrfs-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727563AbeJFRmb (ORCPT ); Sat, 6 Oct 2018 13:42:31 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:33336 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726685AbeJFRmb (ORCPT ); Sat, 6 Oct 2018 13:42:31 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; 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:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=IVZt2f6bLumiZ/c7qji9/gyZRxjtOPosfztTROJ/yUw=; b=NPr3eE/u2kelPlRs0GtHYB8jp K8nKlJvtp7NidukNLpwW2uWT+AXrNmzdMolDcnDILgXoysDh7KK1ZsxLXrko3f2gXYVwo76++0Diy vpa8MQJKdlLtZXXacmQX5R59VCIP4SMUjUHct/PYchlSd9zjjR2Wf9mXkNyD9GX//xMWiDexiEyCV dsMURB7zSqVmVOe8mUEQTBlBUfOkxZVdiLcW9Q1eAm1pffQVy0Bo2G0b6KBwW8Qbx9gPU/U77DqlS NS/kSiEWQZM1pwlXx5NL9mh3DLSYTr+9Z6r65zQYVt77rH8/Hecn/I+/00wtgZGAeSMyaaKoHv/WR OImZ/iC1Q==; Received: from hch by bombadil.infradead.org with local (Exim 4.90_1 #2 (Red Hat Linux)) id 1g8jzt-0001JP-MY; Sat, 06 Oct 2018 10:39:45 +0000 Date: Sat, 6 Oct 2018 03:39:45 -0700 From: Christoph Hellwig To: "Darrick J. Wong" Cc: david@fromorbit.com, linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-btrfs@vger.kernel.org, ocfs2-devel@oss.oracle.com, sandeen@redhat.com Subject: Re: [PATCH 07/15] vfs: skip zero-length dedupe requests Message-ID: <20181006103945.GE25747@infradead.org> References: <153870027422.29072.7433543674436957232.stgit@magnolia> <153870032167.29072.11158511021942868400.stgit@magnolia> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <153870032167.29072.11158511021942868400.stgit@magnolia> User-Agent: Mutt/1.9.2 (2017-12-15) X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org On Thu, Oct 04, 2018 at 05:45:21PM -0700, Darrick J. Wong wrote: > From: Darrick J. Wong > > Don't bother calling the filesystem for a zero-length dedupe request; > we can return zero and exit. > > Signed-off-by: Darrick J. Wong Looks fine, Reviewed-by: Christoph Hellwig From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Hellwig Date: Sat, 6 Oct 2018 03:39:45 -0700 Subject: [Ocfs2-devel] [PATCH 07/15] vfs: skip zero-length dedupe requests In-Reply-To: <153870032167.29072.11158511021942868400.stgit@magnolia> References: <153870027422.29072.7433543674436957232.stgit@magnolia> <153870032167.29072.11158511021942868400.stgit@magnolia> Message-ID: <20181006103945.GE25747@infradead.org> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: "Darrick J. Wong" Cc: david@fromorbit.com, linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-btrfs@vger.kernel.org, ocfs2-devel@oss.oracle.com, sandeen@redhat.com On Thu, Oct 04, 2018 at 05:45:21PM -0700, Darrick J. Wong wrote: > From: Darrick J. Wong > > Don't bother calling the filesystem for a zero-length dedupe request; > we can return zero and exit. > > Signed-off-by: Darrick J. Wong Looks fine, Reviewed-by: Christoph Hellwig