From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751761AbeAaW36 (ORCPT ); Wed, 31 Jan 2018 17:29:58 -0500 Received: from mail.kernel.org ([198.145.29.99]:58406 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751608AbeAaW35 (ORCPT ); Wed, 31 Jan 2018 17:29:57 -0500 DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 62B9221720 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=jaegeuk@kernel.org Date: Wed, 31 Jan 2018 14:19:57 -0800 From: Jaegeuk Kim To: Hyunchul Lee Cc: Chao Yu , linux-f2fs-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, kernel-team@lge.com, Hyunchul Lee Subject: Re: [PATCH v2 3/3] f2fs: Add the 'whint_mode' mount option to f2fs documentation Message-ID: <20180131221957.GD12901@jaegeuk-macbookpro.roam.corp.google.com> References: <1517366219-22166-1-git-send-email-hyc.lee@gmail.com> <1517366219-22166-4-git-send-email-hyc.lee@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1517366219-22166-4-git-send-email-hyc.lee@gmail.com> User-Agent: Mutt/1.8.2 (2017-04-18) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Hyunchul, I've added the policy in the Doc as wel. Thanks, On 01/31, Hyunchul Lee wrote: > From: Hyunchul Lee > > Signed-off-by: Hyunchul Lee > --- > Documentation/filesystems/f2fs.txt | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/Documentation/filesystems/f2fs.txt b/Documentation/filesystems/f2fs.txt > index 13c2ff0..414a160 100644 > --- a/Documentation/filesystems/f2fs.txt > +++ b/Documentation/filesystems/f2fs.txt > @@ -174,6 +174,12 @@ offgrpjquota Turn off group journelled quota. > offprjjquota Turn off project journelled quota. > quota Enable plain user disk quota accounting. > noquota Disable all plain disk quota option. > +whint_mode=%s Control which write hints are passed down to block > + layer. This supports "off", "user-based", and > + "fs-based". In "off" mode (default), f2fs does not pass > + down hints. In "user-based" mode, f2fs tries to pass > + down hints given by users. And in "fs-based" mode, f2fs > + passes down hints with its policy. > > ================================================================================ > DEBUGFS ENTRIES > -- > 1.9.1