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 89752C76196 for ; Thu, 6 Apr 2023 06:46:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235609AbjDFGqI (ORCPT ); Thu, 6 Apr 2023 02:46:08 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53724 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235582AbjDFGqH (ORCPT ); Thu, 6 Apr 2023 02:46:07 -0400 Received: from mail-pl1-x631.google.com (mail-pl1-x631.google.com [IPv6:2607:f8b0:4864:20::631]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 23E696581 for ; Wed, 5 Apr 2023 23:46:06 -0700 (PDT) Received: by mail-pl1-x631.google.com with SMTP id z19so36689272plo.2 for ; Wed, 05 Apr 2023 23:46:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1680763565; x=1683355565; 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=DN2pGSG9OTIk3BhUlHrk419MrAxlcCtNH+bbZxLORLE=; b=dJhlZI4r+4V0tS7DrZeVw48Mz72GDwupAH/ot8RmIelhvDjP/QR5/YGkaruTer+Oul fTesQn8nopMg2cba06oR63tJA8A4BBfIcSeoO6NN5CUTo6U/hUcClLU63OQUoehnwokq GoNvWlsD2V5IWCeroGTrlRkun1/XGvBC2vbIU= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1680763565; x=1683355565; 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=DN2pGSG9OTIk3BhUlHrk419MrAxlcCtNH+bbZxLORLE=; b=7czoEJhpI6W7YMeL+RgJNmDjoo43V8UOZdewiZ0xAhvugTj9nUKxMgPSb/S8/8j1KX xavWZMrDku8ahdVWZLtkvay7tTz0LH39PBMXTHzD2wBVk2KnfSPRGK/hua0D7eMl58XB FA0hZGFcLlfvRuloSvg1RUBH7W7xrB5BDCxR3k4nIXE96CPCPsxlnUSFhQFKpoyD6brt uhDqU/3/CTWZe/L61QXuuzpxlN3k4Ofw9kKVB39PMXZtYxqB7jUGj6gxQXuExM0mzLxL kGy8Nw1OXn4QRadW5PXGZXxGw0Gb1kvqkdGIUVZORYtfKCA1EI+W4skLB8gPL4i0JymL KVEQ== X-Gm-Message-State: AAQBX9e7TlgnuFNKSRw551Npj6BOTpXwn4WmEpO83RD+q+Pfa7fZJw97 qyrgEg+EljbFw9QLCknPmVB8OA== X-Google-Smtp-Source: AKy350bGNsbQw1jf3hLHwvIlW7PaghtBsKIddx6NwkV6PEibNErvbrMY99bdkXny64HiASBL2u4VIQ== X-Received: by 2002:a17:90a:e7c1:b0:23a:340d:fa49 with SMTP id kb1-20020a17090ae7c100b0023a340dfa49mr10031108pjb.32.1680763565612; Wed, 05 Apr 2023 23:46:05 -0700 (PDT) Received: from google.com ([2401:fa00:8f:203:678c:f77b:229e:3adf]) by smtp.gmail.com with ESMTPSA id k16-20020a170902761000b0019aa8149cc9sm635875pll.35.2023.04.05.23.46.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 05 Apr 2023 23:46:05 -0700 (PDT) Date: Thu, 6 Apr 2023 15:46:01 +0900 From: Sergey Senozhatsky To: Christoph Hellwig Cc: Minchan Kim , Jens Axboe , linux-block@vger.kernel.org, Sergey Senozhatsky Subject: Re: zram I/O path cleanups and fixups Message-ID: <20230406064601.GJ10419@google.com> References: <20230404150536.2142108-1-hch@lst.de> <20230406064325.GI10419@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230406064325.GI10419@google.com> Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org On (23/04/06 15:43), Sergey Senozhatsky wrote: > On (23/04/04 17:05), Christoph Hellwig wrote: > > > > I don't actually have a large PAGE_SIZE system to test that path on. > > Likewise. Don't have a large PAGE_SIZE system, so tested on a 4k x86_64. Hold on... Something isn't right with the writeback test. It doesn't look like reads of ZRAM_WB pages work.