From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from lithops.sigma-star.at (mailout.nod.at [116.203.167.152]) (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 5DC733E0749 for ; Thu, 23 Jul 2026 07:20:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=116.203.167.152 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784791209; cv=none; b=jYTShcOlNgAJrtUH85l6UHmzzupSHuBar9D5WMkkekRBDLHm/T70TiitDEqE++GoL7lHA27Hi4nizu9EgAAvgdeJrDbYzVxrlSHOKDoZJnEHTg+iADkkd4U0F59vvcijhQMbE6KMxc6sfLwov4QfiyPi7KiCwNFXur/xOMojuLM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784791209; c=relaxed/simple; bh=8RTKcjs96sWIJK3SqbDp1h3Wyw3pj/N/uofk0a1uLL0=; h=Date:From:To:Cc:Message-ID:In-Reply-To:References:Subject: MIME-Version:Content-Type; b=qWnbUSjfAbyb8FudU0tM7C6mmdi2FNc3Nc+Rg5bgwwuwPwTkPIkI7/K3Iej4l1Z7KDNMpQomoKU8qjVTibmVC8U5XyZyEExFG6bwxirCMRY83NYAT5UIUdreddHl96sVEyzLk2PnHZQmDMC/R32eVhIXFQhBqxLOPJLvaqS+Q88= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=nod.at; spf=fail smtp.mailfrom=nod.at; arc=none smtp.client-ip=116.203.167.152 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=nod.at Authentication-Results: smtp.subspace.kernel.org; spf=fail smtp.mailfrom=nod.at Received: from localhost (localhost [127.0.0.1]) by lithops.sigma-star.at (Postfix) with ESMTP id 2E1082698C0; Thu, 23 Jul 2026 09:19:57 +0200 (CEST) Received: from lithops.sigma-star.at ([127.0.0.1]) by localhost (lithops.sigma-star.at [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id O4k9vO5OiKkS; Thu, 23 Jul 2026 09:19:56 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by lithops.sigma-star.at (Postfix) with ESMTP id 5D6AA2698C1; Thu, 23 Jul 2026 09:19:56 +0200 (CEST) Received: from lithops.sigma-star.at ([127.0.0.1]) by localhost (lithops.sigma-star.at [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id fcGjQHi4rVoz; Thu, 23 Jul 2026 09:19:56 +0200 (CEST) Received: from lithops.sigma-star.at (lithops.sigma-star.at [195.201.40.130]) by lithops.sigma-star.at (Postfix) with ESMTP id 1F9262698C0; Thu, 23 Jul 2026 09:19:56 +0200 (CEST) Date: Thu, 23 Jul 2026 09:19:55 +0200 (CEST) From: Richard Weinberger To: Ran Hongyun Cc: Artem Bityutskiy , chengzhihao1 , linux-kernel , linux-mtd , Miquel Raynal , vapier@gentoo.org, Vignesh Raghavendra , yangerkun , yi zhang Message-ID: <181744126.6546.1784791195864.JavaMail.zimbra@nod.at> In-Reply-To: <20260723060643.2939964-1-ranhongyun1@huawei.com> References: <20260723020233.3079997-3-ranhongyun1@huawei.com> <20260723060643.2939964-1-ranhongyun1@huawei.com> Subject: Re: [PATCH 2/2] UBI: support per-device wear-leveling threshold Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Mailer: Zimbra 8.8.12_GA_3807 (ZimbraWebClient - FF152 (Linux)/8.8.12_GA_3809) Thread-Topic: support per-device wear-leveling threshold Thread-Index: fL2RXOEzzr1fO9RvcvvQOXYzAwqdjg== ----- Urspr=C3=BCngliche Mail ----- > Von: "Ran Hongyun" > An: ranhongyun1@huawei.com > CC: "Artem Bityutskiy" , "chengzhihao1"= , "linux-kernel" > , "linux-mtd" , "Miquel Raynal" > , "richard" , vapier@gentoo.or= g, "Vignesh Raghavendra" , > "yangerkun" , "yi zhang" > Gesendet: Donnerstag, 23. Juli 2026 08:06:43 > Betreff: Re: [PATCH 2/2] UBI: support per-device wear-leveling threshold > Reply to the issues raised by sashiko: The struct size is unchanged, > and all existing userspace programs zero-initialize the struct > ubi_attach_req, so wl_threshold reads as zero and falls back to > CONFIG_MTD_UBI_WL_THRESHOLD. No backward compatibility issue. I don't see Sashiko's mail. Where was it sent to? Thanks, //richard