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 0EBF8342C9E for ; Fri, 30 Jan 2026 03:12:36 +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=1769742757; cv=none; b=feznUHrW1MvIbcowX/76jlMv1pvrLGpQDa71aARUa4/cw3VLt8hojcJIJp9Ns8EskypocJinCAfHy5L10/iS24AWf0iijkKiC1NTEc20aDL2ZYkIA3k/D4hFDHllfVTlhdvy2Y+MXS83OTemCu3sjz7WhPiAo3Eg5qkl5YLVtBY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769742757; c=relaxed/simple; bh=ksshzQAuhCriOLBJAnuN0ESDZDnM73Y+Ev6c0KveRPY=; h=Message-ID:Date:MIME-Version:Cc:Subject:To:References:From: In-Reply-To:Content-Type; b=pd83+wJR3tDPlO2kRNgqSws6Btm8ca3B/IAXeYsIS97lsa9qbn5mIUCcBfhklZBULML+maknMhLq/daden38Li0XX0uRRANBbcliKtu8hceKzY2DvpvBeO7g43sec9wLGqwVst8I0NjHOsQleWh3YiCQjHaxkZz3fiPxdeEh0AA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=vC5tbbpk; 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="vC5tbbpk" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3949CC19421; Fri, 30 Jan 2026 03:12:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1769742756; bh=ksshzQAuhCriOLBJAnuN0ESDZDnM73Y+Ev6c0KveRPY=; h=Date:Cc:Subject:To:References:From:In-Reply-To:From; b=vC5tbbpkkH0jBUE7D5/7VGadb7N2/6u9JnjmfhuSvmQnbhGQdRqXdXYhpRtCv+H7y MjXf1YTQIs8WJ3MIfaObLEx0HWy6/V7qvJgJsf5LgT5vvXDzV2aAGAnoADZMtmW+Sf lZkXn8UNFvkfr4nMcSznLr+tUkfI9JA4vhJ9ldKi1wzZcCMKI2hZ8zJtoWfNoavpzN FE0CymFC3YtI9s8BTLVvmE34N9DfQ3DxB1yOjINnC0KbkjDT/xwct3zB0rDqdwalw0 dc6WAOx2rcpacLWwd7H6Q1UtOo7GTW6msWT+M6TGRlQ3z2Oc1HOa1yKMG3yG3BYzTI vRLn/KBl9fk9A== Message-ID: Date: Fri, 30 Jan 2026 11:12:31 +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, Chris Mason , Daeho Jeong Subject: Re: [f2fs-dev] [PATCH] f2fs: fix incomplete block usage in compact SSA summaries To: Daeho Jeong , linux-kernel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, kernel-team@android.com References: <20260126222801.2229197-1-daeho43@gmail.com> Content-Language: en-US From: Chao Yu In-Reply-To: <20260126222801.2229197-1-daeho43@gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 1/27/2026 6:28 AM, Daeho Jeong wrote: > From: Daeho Jeong > > In a previous commit, a bug was introduced where compact SSA summaries > failed to utilize the entire block space in non-4KB block size > configurations, leading to inefficient space management. > > This patch fixes the calculation logic to ensure that compact SSA > summaries can fully occupy the block regardless of the block size. > > Reported-by: Chris Mason > Fixes: e48e16f3e37f ("f2fs: support non-4KB block size without packed_ssa feature") > Signed-off-by: Daeho Jeong Reviewed-by: Chao Yu Thanks,