From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DAFB6155C97 for ; Fri, 26 Dec 2025 01:42:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766713335; cv=none; b=Nfyvz23dMD5REiy0NWkvv5k2nftGi8jCWna9lOEdz2lPge86detZvvKQHNwwivn4jgQOyhQfMbPPGxvb0Xqfuqvu1HNO4S1yNZXAB+/CVckqjfj+e7xZrZTrYFmNTUWNDquqcvROmJNJZWVtKoBiB5iQ+3bWwhDEP6uDFYvsF8I= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766713335; c=relaxed/simple; bh=7YQOqVBoyjgBMvV490k9k30JN/HJfmY647JudY1WlZM=; h=Message-ID:Date:MIME-Version:Cc:Subject:To:References:From: In-Reply-To:Content-Type; b=tnflSXnIROXaA9j/ZPXAbBicrue3O4gzUl9qU1aEWNvftmOGtuIBoPETcSq/56OM+p6k1wgxM0cCfMlUo16ETsbuH1+lV5XC7piDq+CODDKiKVmdg7gLuzhYmi65LR7U1bP4M2kvHPbC40YHPj78JC9Q6GZX2IqeT6G3PEUW2MU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=oem8J/0v; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="oem8J/0v" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3E4BDC4CEF1; Fri, 26 Dec 2025 01:42:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1766713334; bh=7YQOqVBoyjgBMvV490k9k30JN/HJfmY647JudY1WlZM=; h=Date:Cc:Subject:To:References:From:In-Reply-To:From; b=oem8J/0v1Oz8uxjYJJ5nENCMQhgGycS2MXNyF74gOfI0dHmpQo873BO2IOJPNY2D4 BgCSqrHdy4xOD/3IViVLfOEjHCVx6c42ODspeqZSkChI5mX9YhHdIG77qQkS31GsW8 EDBjp4g+CzeAp9T0sPBlPxWVrTN09C9w8/5u3NhtYf00OkkzKsjCWRqM3Misz9qfSK JIGmy9AskMT+bqiSI9nShMjewr0H8esyrrbFVGB2CvhmPS+3fniDFBUfnACAnRP9Nc vFDyH/GQ3Yt6+68MLLvGm23Wy5w22Vci74NP/ZYxYnOYspU5m3gZ+Fr3clraOkQR2x VV7Vj5RgGAEMQ== Message-ID: <6f34a1bd-705b-4f99-bd34-5a0781c84c2b@kernel.org> Date: Fri, 26 Dec 2025 09:42:17 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Cc: chao@kernel.org, Daeho Jeong Subject: Re: [f2fs-dev] [PATCH v6] f2fs-tools: revert summary entry count from 2048 to 512 in 16kb block support To: Daeho Jeong , linux-kernel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, kernel-team@android.com References: <20251223144607.1473230-1-daeho43@gmail.com> Content-Language: en-US From: Chao Yu In-Reply-To: <20251223144607.1473230-1-daeho43@gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 12/23/2025 10:46 PM, Daeho Jeong wrote: > From: Daeho Jeong > > The recent increase in the number of Segment Summary Area (SSA) entries > from 512 to 2048 was an unintentional change in logic of 16kb block > support. This commit corrects the issue. > > To better utilize the space available from the erroneous 2048-entry > calculation, we are implementing a solution to share the currently > unused SSA space with neighboring segments. This enhances overall > SSA utilization without impacting the established 8MB segment size. > > Fixes: 50fd00b168d7 ("f2fs-tools: Support different block sizes") > Signed-off-by: Daeho Jeong Reviewed-by: Chao Yu Thanks,