From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 5A8632DCBF8; Thu, 6 Aug 2026 22:41:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786056076; cv=none; b=K15wdpIz3SEhPFqI6eKkEW2NCnPbrxRFo0SN8SwJAPwNBYHOwa1Xe/jHvtc9e85emD8N3qLSz2WEHdKog/LfU9DNVOo/1UFMmuqiuVuRQPSTeIvYphHI+Fmw+/BcyzKJ4GHcnFwZ+g/XaEHsoGT/sdi2t9E74eGFmTbqd5UbPeM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786056076; c=relaxed/simple; bh=cRRGw9yAQmP114TgdkopkDqJsclfkNI2MUFpGuJhmSw=; h=Date:From:To:Cc:Subject:Message-Id:In-Reply-To:References: Mime-Version:Content-Type; b=GZT5FEq0WGLIVSbIa2KX8jFgsS9/8uXVx6Mz5LEuPAsdrvU6OyzvW+NjlHWRrekIZR226LNo/fbq8Err//0U4zuHXY2+d3fm+IjwmxDuRT3PYB7s9tnMXkqII7GLvSl11h4fbNlfaHCd+jlA/QPBJtabEN6g2d0CP+GoHa/NBUw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=EdRhmhnN; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="EdRhmhnN" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 566D31F000E9; Thu, 6 Aug 2026 22:41:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=korg; t=1786056074; bh=QyVFKzEEV0m1xTiYCgvkDr7qDlasrLsKgh36Es2GFLM=; h=Date:From:To:Cc:Subject:In-Reply-To:References; b=EdRhmhnNGveD80x3N/aymifmjnRSyksCcgJfwSWgvwFWpvzJFXMOHlmMv9eTs/ony X1SWWIWJ7MGNz0WtUqoLkPP965XlBkvf8qMptQV7eyIXYCzgyYnLxMjdLLmXxsRZ0c AZk7xhMEJwbTZR+s5JSjTJhbR9vgIIB871rwuCnE= Date: Thu, 6 Aug 2026 15:41:13 -0700 From: Andrew Morton To: Hao Jia Cc: tj@kernel.org, hannes@cmpxchg.org, shakeel.butt@linux.dev, mhocko@kernel.org, yosry@kernel.org, mkoutny@suse.com, nphamcs@gmail.com, chengming.zhou@linux.dev, muchun.song@linux.dev, roman.gushchin@linux.dev, linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, Hao Jia Subject: Re: [PATCH v4 0/2] mm/zswap: Fixes and improves the zswap shrink Message-Id: <20260806154113.fd52c4c6207c6945dc77cf79@linux-foundation.org> In-Reply-To: <20260806070943.95542-1-jiahao.kernel@gmail.com> References: <20260806070943.95542-1-jiahao.kernel@gmail.com> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Thu, 6 Aug 2026 15:09:41 +0800 Hao Jia wrote: > From: Hao Jia > > This series fixes and improves the zswap global shrinker (shrink_worker()): > Patch 1: Fix missing global shrinker when memory cgroup is disabled. > Patch 2: Extend shrink_memcg() to support batch writeback and thereby improving > the writeback efficiency in the shrink_worker() and zswap_store() paths. Thanks. Why is a -stable backport proposed for [1/2]? Its changelog should describe the effect of the bug upon our users so that others can understand why this was requested. AI review suggests there may be an issue in [1/2]. Please check? https://sashiko.dev/#/patchset/20260806070943.95542-1-jiahao.kernel@gmail.com