From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ed1-f52.google.com (mail-ed1-f52.google.com [209.85.208.52]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 319E949625 for ; Fri, 25 Apr 2025 14:30:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.208.52 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745591429; cv=none; b=Mlo1IJOSdpTG6a+1do/DBwaY/7/zy9cfF1JWhV66nh8CLEjHCU/D1njGIgE77f1Iga1TS5dL3U1oiBkOEsjwHnlpizC+Gc6SEa5tHDF4mHLohEd91C07RCuB0YCwYra/CtcAL6cNuPkdUBY8yXir4Hwr0+GywFnMm1umI693+XI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745591429; c=relaxed/simple; bh=tbbWX6HQudcj6WllaqRV4e2ZqySM05yb5u5Fj7YkR2k=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=mjjB0HZFcePerk0gURRoGWItMgUB/FIFLhknbZOfx/Mid0LWG+D+7BS1zE8YtJda/pR8Y1bqCRofKhbOt97bLMLKp686DM28NNVdzfIq2s6iFu5iReVUrRWvCc87jbZ9y9bCzs0Na5SVSSIazlW8xaTS+m42wQg9fZ6KvqaNa24= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=suse.com; spf=pass smtp.mailfrom=suse.com; dkim=pass (2048-bit key) header.d=suse.com header.i=@suse.com header.b=RxOyhFHH; arc=none smtp.client-ip=209.85.208.52 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=suse.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=suse.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=suse.com header.i=@suse.com header.b="RxOyhFHH" Received: by mail-ed1-f52.google.com with SMTP id 4fb4d7f45d1cf-5e5deb6482cso6084022a12.1 for ; Fri, 25 Apr 2025 07:30:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=google; t=1745591425; x=1746196225; darn=vger.kernel.org; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=j74g0URpy2yWvecE4j67oIUdAbRXvhX28LV7KaTwwlo=; b=RxOyhFHHySLNjORdLYc6UfcdIpClx2swY6+xTSzICrPogGFlZH77oUnpHUVsHkx5bL pYc4PFtgMZVBHkd52DSN2siVAkFZDv45h9MHwfcJKRewD1THfJZvGDKwogJeeGizRcxX QkyKII/kKL27RGC9FhapcZe8LjjeeehrgaUAHCD9OsHIB4LeiriBkYO56dXmgCXf8Y3T FyyiS1qoN4pPivLRTXCy2gdxyqfmrNmvLQB7aqP8okQFtYXSLknYDnG3wFltBSh2y867 nWmRWpA1rPPrIjBUuIAzg7qafd/c/IqZUwKzinqqlu7btCmZ5iWxbKC0AsviMSBis4aF Z8/Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1745591425; x=1746196225; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=j74g0URpy2yWvecE4j67oIUdAbRXvhX28LV7KaTwwlo=; b=n265Pmjp3JA2vIbi90g5v3Gas8OAl8g658m/XdqlU4JRYsNXNoIvk4dNjVS5T9vmms wNfKXizoftklFJDsyfjDhTNKWHlXAWdTPq0470IXq7ve3uJ2Rt7ZRn39QGG9B5E+R5dk dbmusCqzGERp1EthLYDlihmMeGqLrWnDGFFVrPV1G4Chk/6qaAgZnI64ZLZC2449z1Hg SgxeVVDiXW1ZJ/2NXpWl4M28WgAk/kqMunFzBFhhPcbWFqJzYiZhLz3LRzohHvNdmpCt OMNPxp4hjludp8NdLub7BfepO9djYcLmgPotwDKXKBuJC/eqal4U6DO7SbsJn1smKKN/ cfKw== X-Forwarded-Encrypted: i=1; AJvYcCWAGpiTmAV5vMD38pzake5Sabm1aYuxLTt8LqtVB4Xmu+O639IQQWK4hY6lFdBhQkE9qO8BfwHdZ+hQilQq@vger.kernel.org X-Gm-Message-State: AOJu0YzoXvgT46batkqxR0hmNeEXCGoidqF2fj9ePPSlOoqNMSVGv06G 7pTe3WdOssSNGLIrjXwPSSmCBlWAW8DSFtBR3ZX8s6bekgYx9LVsLeeYj+9Ye6Q= X-Gm-Gg: ASbGnctjGc2rcZpJ8SxBk2agHvt1NghzM9txjQVWfIUBnPFpfia9jGEyySEgcdIz1O9 yd+jAw8+kTFGFm5phDi4C8zYkGWC1qzh9CNtuX55371akCl/c82zplgqCqFffOO1MAxU8nPZ6r+ wh1dmU88DRN0uUEopKvJCuwH0YPfILmv8c0ZulVvCQTcBKShHDfRmhsU+XduNbZyhVu5l64L8nf wtEqJPNh79LBqpwKU8vQHy5N5sZ5vhIZP2i8ReySJlC3KDHk9/mWtS99xQvMgnPR5COc2orOuSL 9b2WMThUg2zcSjvp9XCEvlK+EXiXzuYxK3VjKgtgytd0EAOyh/Y4GQ== X-Google-Smtp-Source: AGHT+IGDm9pL00HKU1hLSaiCp/68Y35OaNOhMktC6eooWXoNrwjpnl1XGdDL2ZIbCvWzDzDf7s8gLw== X-Received: by 2002:a17:907:1c98:b0:aca:aeb4:938e with SMTP id a640c23a62f3a-ace733d15ebmr228127466b.8.1745591422471; Fri, 25 Apr 2025 07:30:22 -0700 (PDT) Received: from localhost (109-81-85-148.rct.o2.cz. [109.81.85.148]) by smtp.gmail.com with UTF8SMTPSA id a640c23a62f3a-ace6ecfa375sm143163866b.121.2025.04.25.07.30.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 25 Apr 2025 07:30:22 -0700 (PDT) Date: Fri, 25 Apr 2025 16:30:21 +0200 From: Michal Hocko To: xu xin Cc: Andrew Morton , Matthew Wilcox , xu.xin16@zte.com.cn, david@redhat.com, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, wang.yaxin@zte.com.cn, yang.yang29@zte.com.cn Subject: Re: [PATCH RESEND 1/6] memcontrol: rename mem_cgroup_scan_tasks() Message-ID: References: <20250422191407770210-193JBD0Fgeu5zqE2K@zte.com.cn> <20250422111919.3231273-1-xu.xin16@zte.com.cn> <20250422162952.19be32aa8cead5854a7699a8@linux-foundation.org> Precedence: bulk X-Mailing-List: linux-fsdevel@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 23-04-25 13:22:07, Matthew Wilcox wrote: > On Tue, Apr 22, 2025 at 04:29:52PM -0700, Andrew Morton wrote: > > Patchset looks nice to me, thanks. I'll await reviewer feedback before > > proceeding. > > I thought we had a policy against adding new features to memcg-v1? > Certainly adding the feature to memcg-v2 would be a requirement before > it could be added to v1. Completely agreed! Is there any reason why v2 was not the first choice? -- Michal Hocko SUSE Labs