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Fri, 17 Apr 2026 02:59:05 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 09EBBC2BCAF; Fri, 17 Apr 2026 02:59:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1776394744; bh=8coQkp0wolDiPPT+XtdOXRmQ/k5WDstRFadhYQ09xzc=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=o5DcyG89py/81kWPC/UdGVhotis9beGbsepDHgkCfibi+rkbVooOrnNMep0xiLIfK 5s5eRaqJJw0znWaOkz8er6Rhc23CQxkLUdeyn5M9MaEPCn/Hu2YQr8z1oAzc057N8c aaPyllxGpQBIvnfeo3OEVnwwu/bgVbfFMXLFPv4qDpgO9R49NTv5lbH8Tu+Jyk9D46 wPpXspwrdj8ZwzVz9dq0iRDPsTmrG4PF69fhp6x3Fd1TXfJxQNMiPu/NWsrOMH86NG jYMXF6Hpi80EGE/lpMpx08CYwbFQCRKL0iWDit4zEyUPP6S0DWjGekBGI2ngtE+T09 iavABy1HgAf3Q== Message-ID: <0c24f215-54d4-457c-adbe-e03c815382c2@kernel.org> Date: Fri, 17 Apr 2026 02:59:02 +0000 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird To: Jan Prusakowski , zlang@kernel.org, fstests@vger.kernel.org References: <20260410131821.991005-1-jprusakowski@google.com> Content-Language: en-US In-Reply-To: <20260410131821.991005-1-jprusakowski@google.com> X-Headers-End: 1wDZQJ-0006HF-Ss Subject: Re: [f2fs-dev] [PATCH] generic/050: handle f2fs as nojournal filesystem X-BeenThere: linux-f2fs-devel@lists.sourceforge.net X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Chao Yu via Linux-f2fs-devel Reply-To: Chao Yu Cc: anand.jain@oracle.com, wqu@suse.com, linux-f2fs-devel@lists.sourceforge.net Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net On 4/10/26 13:18, Jan Prusakowski via Linux-f2fs-devel wrote: > F2FS uses a checkpoint mechanism for metadata consistency rather than a > traditional journal. Roll-forward recovery is only needed if there are > fsync'd files since the last checkpoint. > > In this test case, files are created without fsync, so there is no > roll-forward data to replay during mount. > > Therefore, F2FS does not need to write to the device to recover, and > successfully mounts on the read-only block device. Thus, it should be > treated as nojournal in this case. > > Signed-off-by: Jan Prusakowski Reviewed-by: Chao Yu Thanks, _______________________________________________ Linux-f2fs-devel mailing list Linux-f2fs-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel