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 914E7C76196 for ; Thu, 6 Apr 2023 06:51:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232252AbjDFGvT (ORCPT ); Thu, 6 Apr 2023 02:51:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54808 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233235AbjDFGvT (ORCPT ); Thu, 6 Apr 2023 02:51:19 -0400 Received: from mail-pl1-x633.google.com (mail-pl1-x633.google.com [IPv6:2607:f8b0:4864:20::633]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DDCED8A75 for ; Wed, 5 Apr 2023 23:51:16 -0700 (PDT) Received: by mail-pl1-x633.google.com with SMTP id f22so32569199plr.0 for ; Wed, 05 Apr 2023 23:51:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1680763876; x=1683355876; 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=mHHOuamO4teEC004v/Zi3aa5OQvfShhvXcFKt2axF2E=; b=Hv/T7mVim8ImL1G7C80SfzKn+E5yFnWJZxh5KveaUY47Vcoh4WhqFRVUcA26JKZeoN /1s9jAitDHIzUIKhU2YkfiTjzet6ZEm3TAtA9lbZUX84qoQw9XP3xB8z3o9qsJh0HgYJ zGEz8YpWMju82tWo9URe9/ucXMy7z16Asw9vE= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1680763876; x=1683355876; 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=mHHOuamO4teEC004v/Zi3aa5OQvfShhvXcFKt2axF2E=; b=2IcrNwDQKk79PW6vw1i4Eut2ZNBOT5mtMlve/qu6KhoEDcpl0m1IQGifjuTM+TnyFG v3n8AAAWtYOtzRhCxDGeDpYqlCCQPLtDJ0155AVbn4IisWubL+nv8B671ND3NTMjqwxx vjWh3gl4mw59ZAUoNk28BlMAIVKFAnW4JO1sN3WJUzX2p1yMC85VuX+o5v0A+qGQPP0C F1qyhL4EtT0bHJoTL47Cl+UTSQvfSDTm76kwIc8WTlIb6aE02Phfj5Rb9oCvLFOX2UO2 9YfS/IqR22YMo13TMgNqMCSxRp465qsSR8VoMSP3ZbtBHo7O3WGmwrV+akxoOlIKE9T1 Lfqg== X-Gm-Message-State: AAQBX9ezHEoVMeKtGuSDyJ5ltQf7FV9ly5E/HNXpXq9UnrN5/+VJwv9g zY5TlQMGcz7plfsIXGTg8EwG7Q== X-Google-Smtp-Source: AKy350YoyvqnqQsN/ekenQLyHTOH7bPk56AbIGH+EraGxIEt1bQiEaXa9inqqdpA+tDN/kaSS8uD+A== X-Received: by 2002:a17:903:41ca:b0:19a:839f:435 with SMTP id u10-20020a17090341ca00b0019a839f0435mr5688220ple.3.1680763876286; Wed, 05 Apr 2023 23:51:16 -0700 (PDT) Received: from google.com ([2401:fa00:8f:203:678c:f77b:229e:3adf]) by smtp.gmail.com with ESMTPSA id j13-20020a170902758d00b001a076025715sm634785pll.117.2023.04.05.23.51.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 05 Apr 2023 23:51:15 -0700 (PDT) Date: Thu, 6 Apr 2023 15:51:12 +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: <20230406065112.GK10419@google.com> References: <20230404150536.2142108-1-hch@lst.de> <20230406064325.GI10419@google.com> <20230406064601.GJ10419@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230406064601.GJ10419@google.com> Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org On (23/04/06 15:46), Sergey Senozhatsky wrote: > 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. False alarm, sorry for the noise!