From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793237476; b=Jdr+scicIWnpINFIvkAia7U1uisLsIbm1Hro5PbvPtX9O/oj58/J6K8QZx0mg+IBi+To S1Pzv8aJ+8TH5FXRA/ORTcQ2k8pmjT2W/71/aSH9YJW8NaBeRdxcS1FktcWUSeR/nhtrd uA/DCZdXG2H019z45seR6lz6+WadzjYdP5PL/FBnMqR6BObJsaZJVbF8mG6BFz1I/4Nat uNSQFl0j+nddCOeUiFVsSK9QNIuR6qAB6Jr6mRt89zaXUulQxpEn/Ced9SCNqX3pgUak8 wS6rEdWWc5z6ybTLGjQVXyd5qThQHokZEnGY/UDbjZ22y+AbbRQmeAb2YGFaJ/MSRVg== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793237476; h=Received:DKIM-Signature:Message-ID:Date:MIME-Version:User-Agent:Cc: Subject:To:References:Content-Language:From:In-Reply-To:Content-Type: Content-Transfer-Encoding; bh=zF1LbWjI2Ky7xvAGGgZGckaS30gdrfCaUY7oUIJ7sFM=; b=kIAiCs6eI6Gef22QwGb4rREyX4ZZaRznRlBvSQX74pSpPaS16UvX1RatsF9zj7zc9kl1 H0xtdQ6D/QPv1/9UcnmmvyEdYRFyM6dxtkYfo3WRQcMG73Y7AaB0na+E+zsWokvdODdEy sA/w0ybHzD8KWbFAn1CTPi2UQJW7jtbKYgQZ5jwzv8kEaHsemlGNB75InP40xUjNI2s/Z VOZY6MFAckhZdBtPSm/zWqLXg6z1Fwch/kKTIG52FTGDSjzQM2/i5JST967ubUdnoL6B9 2mBsA3xbseP+vTP2UNt7d6731wcyIgWSejv1dxBsdfBek2NLM4yXEWPc7h/bS3Vkxrg== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=goFftCYb; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F0A15606A31D for ; Thu, 29 Oct 2026 01:31:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=goFftCYb Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4AC8B1F01825; Thu, 29 Oct 2026 01:31:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793237475; bh=zF1LbWjI2Ky7xvAGGgZGckaS30gdrfCaUY7oUIJ7sFM=; h=Date:Cc:Subject:To:References:From:In-Reply-To; b=goFftCYbm+xFWsw2EfmZUDSNNOMR0L6I8n+g48eyn2L1FQprUtRwecj+YQWjMV2wE jMBvqC4EZ9lb2DuJRLeaqPADeEXFN/EXDOh7bPan3sHiB3op40Ccp9ajHSckkyrW6C UEk/+uY1kuCTjYLiIasIJrOn8GUjtBi1CyPZ8tsrCgv8gIAe+utW2k0rYix1rqblww UwuQAAZC5kdgRt+9Kqo7mDKWdZ/6lKBQ4BdA56boChaC1Gh4r/J1xCyhgve6FMPZwB eNasXBCEKz0NaIE4nKp1LI2tHx3RpdHBlyq1MHAsVWdVR5dOhI3EMDos8Y2eFPy81m VOpq4ZJt45ViA== Message-ID: <78d734ed-55fc-4f42-b85f-79dd1715555c@kernel.org> Date: Thu, 29 Oct 2026 09:31:11 +0800 X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Cc: chao@kernel.org, Barry Song , Juan Yescas , Daeho Jeong , Pengfei Li , Dev Jain , David Hildenbrand , linux-kernel@vger.kernel.org, Bo Zhang , Kalesh Singh , Nanzhe Zhao , Nanzhe Zhao , Ryan Roberts Subject: Re: [PATCH v8 02/15] f2fs: carry subpage offset and count in write IO To: Nanzhe Zhao , linux-f2fs-devel@lists.sourceforge.net, Jaegeuk Kim References: <20261028154407.1601430-1-nzzhao.sigma@gmail.com> <20261028154407.1601430-3-nzzhao.sigma@gmail.com> Content-Language: en-US From: Chao Yu In-Reply-To: <20261028154407.1601430-3-nzzhao.sigma@gmail.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 10/28/26 23:43, Nanzhe Zhao wrote: > From: Nanzhe Zhao > > Large folio write paths need to submit I/O for a range inside a > folio instead of always submitting the whole folio from offset zero. > Add folio_offset and folio_blkcnt to f2fs_io_info to describe the > block offset inside the folio and the number of contiguous blocks > covered by the I/O. > > Apply the new fields to the bio submit paths that need the subpage > offset or contiguous block count. > > Signed-off-by: Nanzhe Zhao Reviewed-by: Chao Yu Thanks,