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Thu, 6 Aug 2026 20:06:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=korg; t=1786046816; bh=kRcywGcXCD6d1cvCitg8GbORMo2qB7zJDpojkxSuIH8=; h=Date:From:To:Cc:Subject:In-Reply-To:References; b=hIjfUTpLf+KoJs7FTHc0BYi7/zXI3bqkA7ZyYDhzk0cglc5ZdNoz0YTQqpiALa564 wei1Unvcy9ce11r/URXCKizBor2+Y82Vzq2wBsexTal0uOZxdDrCigZycF+wYSfC12 so8MsskKhMemZUX6A0i+hRKe2h+BuG7B2ec1NiBQ= Date: Thu, 6 Aug 2026 13:06:55 -0700 From: Andrew Morton To: Youngjun Park Cc: Chris Li , Kairui Song , Kemeng Shi , Nhat Pham , Baoquan He , Barry Song , her0gyugyu@gmail.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v3 0/2] mm/swap: skip empty clusters in the swapoff scan Message-Id: <20260806130655.420e16bf621b580cc5f08040@linux-foundation.org> In-Reply-To: <20260806193228.458685-1-youngjun.park@lge.com> References: <20260806193228.458685-1-youngjun.park@lge.com> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; 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Slot > state now lives in a per cluster swap table, so patch 2 dismisses an > empty cluster with one counter read instead of SWAPFILE_CLUSTER table > reads. Thanks. Can you help us understand how significant this change is for users? If "not very" then I'd prefer to defer consideraton of the series until after 7.3-rc1.