From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) (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 21F4365C for ; Thu, 8 Aug 2024 03:45:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=90.155.50.34 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723088714; cv=none; b=Yvxcy6EMxhWviobAlCx3iE0gNP1sQK3Ub1zVHlFdXrwW2pN/wqc2pQpyN0HTtvwSaZTZkjg7oqCp29W9Te2voVis9YmfWttOzVCLuuaWz25SXK/uVHGXoQWUichUfbAxSYJ8lEKrmNElDlsB/oKltMZuMc4xWvHjMGOsjac1Ysg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723088714; c=relaxed/simple; bh=LVqElMX3NXgtDhCXI0mZchmJ/FaATc8wFNS/I8I3Gxk=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=bsm9dsCecQ/7jXNe5hC59SAwFkZAW+i/tOGvM0YDcVmnshFSdgtq/svGt7oqNMpkR0lkmEC+k0VBPCbDOh8wTydt1K6j8MZ6BaQtxgJgRdUq2riR9Tz+e8DBGDcg/vJ9gwzecuuqYHzj9WyEtN4ZdZKjjbP+xf2yTJvFSuDhk44= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org; spf=none smtp.mailfrom=infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=AWyLPZQw; arc=none smtp.client-ip=90.155.50.34 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="AWyLPZQw" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=Za+TJqbhL/rjJBg2IA082iNPQ+VXM8kbHaYz8Mr1drI=; b=AWyLPZQwiqAcekTM7yqoitp8pu f+EBnrV/e3Eg8435NM+0fKiqU6x1EmpTJoU/8CJppiy0TmYtD3+fI7honOwivzn+AmylIfFKERDsa tvYPd1u8vERN7Y7Vpd2/e6akctvVd8N1/l2CcGz5sYaf++oN8djJu0bFhr6FRpLaEMsNwOBDBWZUo zsP3CvT+5kdjSPKCFtnK4U0PR+MpCw+2mp5svbNKCy02N/pafgwgxAVIl3FeqxOKFWjrvFwXi8LbL kq0vGI8d83saKrOZDc6pPUFi5z+l18t5d/vMFrZFfdh7R5T5Ig8nfXhRm+tOdkkpXGzu8zaVUkYAF PiECzbQA==; Received: from willy by casper.infradead.org with local (Exim 4.97.1 #2 (Red Hat Linux)) id 1sbu5L-00000008Jvm-2fO4; Thu, 08 Aug 2024 03:45:07 +0000 Date: Thu, 8 Aug 2024 04:45:07 +0100 From: Matthew Wilcox To: Alex Shi Cc: Yosry Ahmed , Andrew Morton , alexs@kernel.org, Vitaly Wool , Miaohe Lin , linux-kernel@vger.kernel.org, linux-mm@kvack.org, minchan@kernel.org, senozhatsky@chromium.org, david@redhat.com, 42.hyeyoo@gmail.com, nphamcs@gmail.com Subject: Re: [PATCH v5 00/21] mm/zsmalloc: add zpdesc memory descriptor for zswap.zpool Message-ID: References: <20240806022143.3924396-1-alexs@kernel.org> <20240806022311.3924442-1-alexs@kernel.org> <20240806123213.2a747a8321bdf452b3307fa9@linux-foundation.org> 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=us-ascii Content-Disposition: inline In-Reply-To: On Wed, Aug 07, 2024 at 10:04:11AM +0800, Alex Shi wrote: > > > On 8/7/24 3:41 AM, Matthew Wilcox wrote: > > On Tue, Aug 06, 2024 at 12:34:25PM -0700, Yosry Ahmed wrote: > >> Matthew asked an important question here that needs to be answered by > >> zsmalloc experts: > >> https://lore.kernel.org/lkml/Zq0zucMFsOwATsAC@casper.infradead.org/ > > > > Yes, and I said it needed to be answered before we had a v5. So I'm > > very disappointed that not 24 hours later we're seeing a v5. > > Hi Willy, > > Sorry, I don't know the reply time meaning a lot here. How could I have been more clear? > I tried to reply you: > https://lore.kernel.org/lkml/86e97328-a784-4320-b634-c582d5a10aff@gmail.com/ > And hope for more discussion on v5. You wrote: > I believe you has much more idea of the ways to memdesc. > Is there some references or detailed info which I could learn from you? I've pointed you at everything I've written. If you ask a specific question about something that's not clear, I can answer that question. This vague "please teach me" isn't going to lead anywhere fruitful.