Received: by 10.223.176.46 with SMTP id f43csp2753602wra; Mon, 22 Jan 2018 02:51:54 -0800 (PST) X-Google-Smtp-Source: AH8x227ttXaCrMxIGhfJoJy8G0tZcCKNcyfSoyguWvaT/yA2zKnSxC5rnPAf/U9EUdgq2DiAiboZ X-Received: by 2002:a17:902:8491:: with SMTP id c17-v6mr3283150plo.105.1516618314660; Mon, 22 Jan 2018 02:51:54 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1516618314; cv=none; d=google.com; s=arc-20160816; b=huhYJwJNg+Rx6vysbB4CJ+yBcxwBAzZFxcgCEk5NDxkiytIdALAtN8asNlsBwGjoTs KkvSU17ZcBGLaAPBDsTIkzneJN1YhdS/0cgltBkHk+NOqxsdph50vJ0osIzogA6TV7gd DVgjHmf5PaS2CuU+unHjQVQRDf4LOwsOVTL+6xt/4RYPXLWMn8Fgka2hxv6hlR98dHMk Govtv9ZiNiw+6ddYPgt84Qo7H1qJHfBhSEBMC1q3s4LZoQvzcBIw1p8fOsjpksS3D4vH bIpuAx0SurTAOh4MgO30hU/XrA4176MAQRxiLLtkE4FvcR1ug/F1GsYdV0sCZjQX/cCo pk0g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:in-reply-to:message-id:date :subject:cc:to:from:arc-authentication-results; bh=n8kRJa5mit/x7JJbbQXATO4UpnO/VPWcASRE/hcpJ2A=; b=OWd+C2vFBnyesMs1ygCtOUDk6Sx+g7+OEULIOnEfzC9cYntd8L3rciIDX1ch2bNhZb b48Rck2qWdeOQJCCg6VAWP7jKIRmqwNuzHbhs2zBXaoy19KOazN9q1HcXSLAjTocOO4O VoNFcqfLyIUoKkcqFwenr1GCwohLnYRDTphf0P0vys/Emo8eGuEXsAIV8IlEIkEnk4jo EYtnlZ/HHkutXw80sKgHnjLiu3HFTYddt41i9+aCmeHATO9gYJQQrtB/ti6q97Dy2o+I WEsL3wd5e/RqxUcHph9Jee6vlE8fYa437x9IobGsPmnFK/S3qlwfj50eUMBpLujjeyFj Aywg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=gmail.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id a66si13837485pgc.276.2018.01.22.02.51.40; Mon, 22 Jan 2018 02:51:54 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751265AbeAVKtz (ORCPT + 99 others); Mon, 22 Jan 2018 05:49:55 -0500 Received: from LGEAMRELO11.lge.com ([156.147.23.51]:37195 "EHLO lgeamrelo11.lge.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751121AbeAVKtx (ORCPT ); Mon, 22 Jan 2018 05:49:53 -0500 Received: from unknown (HELO lgeamrelo04.lge.com) (156.147.1.127) by 156.147.23.51 with ESMTP; 22 Jan 2018 19:49:52 +0900 X-Original-SENDERIP: 156.147.1.127 X-Original-MAILFROM: hyc.lee@gmail.com Received: from unknown (HELO localhost.localdomain) (10.177.225.35) by 156.147.1.127 with ESMTP; 22 Jan 2018 19:49:52 +0900 X-Original-SENDERIP: 10.177.225.35 X-Original-MAILFROM: hyc.lee@gmail.com From: Hyunchul Lee To: Jaegeuk Kim , Chao Yu Cc: linux-f2fs-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, kernel-team@lge.com, Hyunchul Lee Subject: [PATCH 3/3] f2fs: Add the 'whint_mode' mount option to f2fs documentation Date: Mon, 22 Jan 2018 19:49:09 +0900 Message-Id: <1516618149-1495-4-git-send-email-hyc.lee@gmail.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1516618149-1495-1-git-send-email-hyc.lee@gmail.com> References: <1516618149-1495-1-git-send-email-hyc.lee@gmail.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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