From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 03BB2C433F5 for ; Wed, 2 Mar 2022 19:31:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239983AbiCBTcj (ORCPT ); Wed, 2 Mar 2022 14:32:39 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56384 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239359AbiCBTce (ORCPT ); Wed, 2 Mar 2022 14:32:34 -0500 Received: from mail-oo1-xc2f.google.com (mail-oo1-xc2f.google.com [IPv6:2607:f8b0:4864:20::c2f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 60750D64FA for ; Wed, 2 Mar 2022 11:31:51 -0800 (PST) Received: by mail-oo1-xc2f.google.com with SMTP id s203-20020a4a3bd4000000b003191c2dcbe8so3083116oos.9 for ; Wed, 02 Mar 2022 11:31:51 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=date:from:to:cc:subject:in-reply-to:message-id:references :mime-version; bh=0LF1wYKgHjGezYmNOW2QKX7lPQ0zB+QPf5su1bUaiQI=; b=dHUN7IUYd5ZKWsU6tvYnSadpSOPeeS4Ah84ibEIrlidRvozYI0kzmW45Bj63WhCJm6 wN2VyOhRY64li/FXVFny9db5k/YHZR5vLJz35QXV1BuyrGtA+0BsysroIa4cUGRQ7GIv 6rqiTwhkIt3gwF9PqbWfKXf09QfLDYEjYMoXgMTurIP9Fm6iRNoj3KcaUv4cspf2rTie AcxY0FfuqhTKcpxU05NCpqwfwBqXRaXrr+FTNHx7sQRpZKyfqYOkK0T0jYyQ3FhJG5Um tg22kzO3qJ0uFMyin92iIm6ucQI1oGM0k7SI6VKyUbQqEqjy8+1wnt0UfxI0dfoaadi7 Rong== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:in-reply-to:message-id :references:mime-version; bh=0LF1wYKgHjGezYmNOW2QKX7lPQ0zB+QPf5su1bUaiQI=; b=57UVPGCF4XU6BXSHvrm+qHFMuothwU79SpgT/7CqqAcmEGF/u+VMZGtMDEXQcCDDTp Q4kT8v1ldo/ayEkM8xYwYbtEainKiX3SF3sdfMiCA4SjZAAejMzJyV7SSTCI/F6z5/GQ KOZ9TQBnibJUQLh+njuQT/JbxYgBac0lwRGOYx69ELsRhSjOmisjIFU6R0y/z9r224mm IbUiqccQXGC6oepB4M0wrd96mTzgPHwgbdod8p3a5+SKUEl2hPNobyIWAjXn06y28BbF UHnutCIbRqJRYTpYOmi7cnAAgHp4d7smM1RjKJfNyZ0d8XiE84vD2qJRl309N63vTQ3T ILwQ== X-Gm-Message-State: AOAM532K8lBu2k/z99gDzkOKqUWpko3j9Vz3nas9bX20wHj5a0znkPfr o800sTH0t/n+vl+npRh6FAP/tQ== X-Google-Smtp-Source: ABdhPJwIcbIU1qsS/27zriIq/FggmYAL9ikNBq4S6mZN1NZqoaDKIJ1JXVm5UAQ3G+wKESLcAdt20A== X-Received: by 2002:a05:6870:5825:b0:d6:d4fc:aca0 with SMTP id r37-20020a056870582500b000d6d4fcaca0mr1114065oap.73.1646249510547; Wed, 02 Mar 2022 11:31:50 -0800 (PST) Received: from ripple.attlocal.net (172-10-233-147.lightspeed.sntcca.sbcglobal.net. [172.10.233.147]) by smtp.gmail.com with ESMTPSA id r9-20020a056870e8c900b000d7133a15b3sm4942149oan.20.2022.03.02.11.31.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Mar 2022 11:31:49 -0800 (PST) Date: Wed, 2 Mar 2022 11:31:38 -0800 (PST) From: Hugh Dickins X-X-Sender: hugh@ripple.anvils To: Andrew Morton cc: Hugh Dickins , cgel.zte@gmail.com, naoya.horiguchi@nec.com, mhocko@kernel.org, minchan@kernel.org, hannes@cmpxchg.org, rogerq@kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, guo.ziliang@zte.com.cn, Zeal Robot , Ran Xiaokai , Jiang Xuexin , Yang Yang Subject: Re: [PATCH linux-next] mm: swap: get rid of deadloop in swapin readahead In-Reply-To: <20220301163243.33e8fc82e567512e54a78560@linux-foundation.org> Message-ID: <295e8d2-5bef-195f-88ba-abaebd45118@google.com> References: <20220221111749.1928222-1-cgel.zte@gmail.com> <20220225172440.ec62edf97b405d32061bcb37@linux-foundation.org> <20220301163243.33e8fc82e567512e54a78560@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 1 Mar 2022, Andrew Morton wrote: > > Using msleep() seems pretty pointless so I plan to go ahead with patch > as-is, with a cc:stable. None of it is pretty, but it's better than > what we have now, yes? Yes, I've no objection to that. Hugh