From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mout.web.de (mout.web.de [212.227.15.4]) (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 1F9B0127E34; Wed, 8 May 2024 15:27:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=212.227.15.4 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715182039; cv=none; b=bGfm6l7+PnkZsd1UsB4Zw1d8CK1mmCuTJvPz3FlgPM91SyqZVKgLrRXAjQlMcjc3Fd6bpq0bqDJoQ1bi0aIiWcuKf5DNxHBU6SQ8qAHXSm8UpIyBPLcSA+fUHcSJTSiCsyJcEFwIyxeghu1GN6Wbiy6do+iNmc4Vvt9n1xgX1Xg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715182039; c=relaxed/simple; bh=30BMWygZRqiSShvHoklYKTsN7TVm6Icorw++XGsDjSw=; h=Message-ID:Date:MIME-Version:To:Cc:References:Subject:From: In-Reply-To:Content-Type; b=M1sUIjb7CsFupPu+QozdSvKceVwrdQzlMNJgXkXUISf9o+RtIZmQa8ceJ69C9DlH5dDZBivz0qulemEYCEVHXp8PLKUayhwMM+GEGGa7Fd6UarCKxqNVxUh00bZzAaAJygaJN0BC5DhqPUTg/iae/nYudTTLD7hnCU67tnEmVZ0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=web.de; spf=pass smtp.mailfrom=web.de; dkim=pass (2048-bit key) header.d=web.de header.i=markus.elfring@web.de header.b=t2MskHKb; arc=none smtp.client-ip=212.227.15.4 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=web.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=web.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=web.de header.i=markus.elfring@web.de header.b="t2MskHKb" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=web.de; s=s29768273; t=1715181703; x=1715786503; i=markus.elfring@web.de; bh=9rQabrK2Raf2SKcIgPyBDRJ5iG3PxOpR0Xkwy/TzJWw=; h=X-UI-Sender-Class:Message-ID:Date:MIME-Version:To:Cc:References: Subject:From:In-Reply-To:Content-Type:Content-Transfer-Encoding: cc:content-transfer-encoding:content-type:date:from:message-id: mime-version:reply-to:subject:to; b=t2MskHKb0Of5NFjqxonR9ZlRIWobuI7UGKCQ4vyDnYjCRz8FaMQtE2DIxXo7vTw+ mqoLz5OZJi/orOU16D1urUHwC8+HvY3uujB7wRUuRlD51jlMZ2E1C+6HfNnkHcG/h bkeb5lOmn2vJhOo7CX7jPCXezwGRvgy9rT37ElLXfKhFtqKr9NWkMfdaR773AEmOW RELXYDh7VaffpMWzCk+MXpunHUlRc/AFLTHHv2IVnJ7/u09jzNzJ7pvvSgNJU4QpR 9refhvsNFHXvnSXeqf7u57ynhySKrAawiYBJpn+Z2+qlkr5BWhdi1C0o0RwNeVxQ0 XMZ1c8eQCo/6hCrGLw== X-UI-Sender-Class: 814a7b36-bfc1-4dae-8640-3722d8ec6cd6 Received: from [192.168.178.21] ([94.31.89.95]) by smtp.web.de (mrweb006 [213.165.67.108]) with ESMTPSA (Nemesis) id 1Ma0Tg-1sAJiE1nFM-00W8cY; Wed, 08 May 2024 17:21:42 +0200 Message-ID: <124a0129-cdc5-41aa-ae75-24bc634a3599@web.de> Date: Wed, 8 May 2024 17:21:40 +0200 Precedence: bulk X-Mailing-List: linux-ext4@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird To: Zhang Yi , linux-ext4@vger.kernel.org, linux-fsdevel@vger.kernel.org, kernel-janitors@vger.kernel.org Cc: LKML , Andreas Dilger , Jan Kara , Ritesh Harjani , Theodore Ts'o , Yu Kuai , Zhang Yi , Zhihao Cheng References: <20240508061220.967970-5-yi.zhang@huaweicloud.com> Subject: Re: [PATCH v3 04/10] ext4: trim delalloc extent Content-Language: en-GB From: Markus Elfring In-Reply-To: <20240508061220.967970-5-yi.zhang@huaweicloud.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:TdTi1GocL5R+/LolUyJ5iuqhI57idnIbgj7SktAWk4Lh+yWylg3 Hnr7Xs0nL1G0D6C/jX6HZP5SXNPGQh+esDhQuGUME/9D6asHRf0Ft3JXfAp2FFayyGe3EKu e/6X+fA1ijBwO9/BN77rWCArDmyAd6LdSqn4CA0jeYO2RAEzGonHTERnR1fYO/MU0jabeGX F4KWsQKulxhTO/PD05XzA== X-Spam-Flag: NO UI-OutboundReport: notjunk:1;M01:P0:HPgSntqVZXk=;EmEpiuaI6KrG/wLL9do8kWxAFIh 5N54JUXpNjkPMbyiehcb84o3zJRX1XzFHJDgtLOQcj4WjHfHOVTJr5jvzsO4/sQUg0mu2rPbv 9p5sl31Mj3F6Ind2nLjdsmi3oNkoI5Im9I6HibfWWlb8pK5R7OsHYMUlB4y/JC5PhQNW3lUfR baC4ZSoniTtlyCrhTG9fn/YMftvePlhp7Jt+JDw+k1mhkgXaFbnjsAdBkBwppq15q3bFD3JY2 n0+R4ANj0HE4SgjOJpwrxPWVtcAMG9GV1/clVippz7uvE/A2TnEeOynCCPNaKuqhLhMedCAfy WrCmWtDdt/hBAoJU6Zu7aOelJjY8PUEi/is80SLRynGCw1SoEPutSnBOJmieq/RX95FJB+SI1 X+e3jJkbK39tb1rRkx9RpHHekyXikJ9w+cEoBlpDGjtKAEsaraTb49UiGZ4TOD0Q5811MvNbK iq50W15LKbo6ybAoe8iR4eGf6jI7dxFFnWw/bCEj0eHcH0No+vXsHDrPd+QGdUfL5h4jNZ/NN IMo7idRAZnfkCnNweAQdMwT36i6zbpbMenM+1AqtAR80RTg4UyUu1+8RuMOVUYA/lSOnP7Mh3 ZrqOHpZDLHQpPzJiRPjjFYHlmr3qr358iWOPF6wIPyP/VEmCC/vgMS80mI3NrvIfY0qw3pYrR UT3XkEZv++GL4akwWa/42OjK9cwzdXs+QMla8P+GTA75Fdm/MD7fHcDPHCrDPtb0QSBE9mGLB +bexAH6dowQyA9R3zHAO3Vhqu8X18ii+mNm76BA2Iedebg6yo5avNaKRKzVKRFi/daVHUDqer 90e7q5j9DgDOKxeM+KRYt/EshQVt4cGHol8JuBrjfobig= > In ext4_da_map_blocks(), we could found four kind of extents =E2=80=A6 find? Regards, Markus