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 CF277CCA47B for ; Thu, 2 Jun 2022 19:05:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238364AbiFBTFW (ORCPT ); Thu, 2 Jun 2022 15:05:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:32922 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238319AbiFBTFT (ORCPT ); Thu, 2 Jun 2022 15:05:19 -0400 Received: from mail-pj1-x1034.google.com (mail-pj1-x1034.google.com [IPv6:2607:f8b0:4864:20::1034]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6B690BF1; Thu, 2 Jun 2022 12:05:17 -0700 (PDT) Received: by mail-pj1-x1034.google.com with SMTP id a10so5713267pju.3; Thu, 02 Jun 2022 12:05:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=sender:date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=ErkdigvWJC7gN35TT0Xai2a2txPxDnW6A23kYtrzY/M=; b=NNZemRytfEOcVt9JCTksweDQQDt81iD8tK+Ty4aZJywf8A7xvEXGpdyZF6PH87xFnr 8dZwvXFWWQy8oU9PeEZMDpmwEiasGU8yj1jZEZ72W/V9rbsCPw4qtl5+Gil3MfPROT4X tmf5gxBDK8odvuXWg8zyxNwf1ktizZcbcP8wzxGlt2kBYuDCp3jk1TgjI+EtocvTW5ju mSJv+h/dHVcy9ufFRY8gy1Eb0MPqjZL0vW5yim5PxacPhhL0LqkICfdUMeiqK7QRMwan rC0uEztTTcXSodh4PcYysHxue8AAl5rIHTM6YjJh+CV7vEh7obsvjqJZYb9uTbIYB2rN YdTw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:sender:date:from:to:cc:subject:message-id :references:mime-version:content-disposition:in-reply-to; bh=ErkdigvWJC7gN35TT0Xai2a2txPxDnW6A23kYtrzY/M=; b=sskQ6VMZQ6uuKBsatctTiYx3Qh3e1ulPiZ3IDErjAHoC2B7fwZxnbBibF9qSvK7yBS cW5aCDGUwZmcH6+bdZEpUzFszzNbcpdDhcyfK6LwkPMFJTfKbzbYMel3+XQjo+CDlyGi dgPGF4loYdQCRPMti8Hh9AQxlYWzanNo67NkEJEgVv25PUFnlZor1pCYukVfyS0J1n+T nMCyqFttnqZ5/pEOJQrorz81utnRj0yz3+mEboAEU5Z14jYXhBn52Css+1VvH0IbQMzA /Eb7A63wndqNn6hTpira58wI8irDhXHO15cjod13u2UzAyWLNKDjsj4BxvcyzMuL+cRE nN2g== X-Gm-Message-State: AOAM532hgxnfqqx3qjZZ5yUQMyVxbJeFmcRPhdNz5H/Wetio7JZIZBLC fpyXXxzlC4knOKYiG8HX83M= X-Google-Smtp-Source: ABdhPJwsmlLDRJNrizBhCrCzqikbFQQ9w6ocCYHwh+qkEcGHzSvvqOd1b1rU60Gjr+0bbfGwAahZgA== X-Received: by 2002:a17:90a:e7c6:b0:1e0:9cf7:d042 with SMTP id kb6-20020a17090ae7c600b001e09cf7d042mr6789683pjb.234.1654196716779; Thu, 02 Jun 2022 12:05:16 -0700 (PDT) Received: from localhost ([2620:10d:c090:400::4:49ff]) by smtp.gmail.com with ESMTPSA id b11-20020a17090a6acb00b001d2bff34228sm6217735pjm.9.2022.06.02.12.05.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 02 Jun 2022 12:05:15 -0700 (PDT) Sender: Tejun Heo Date: Thu, 2 Jun 2022 09:05:14 -1000 From: Tejun Heo To: Waiman Long Cc: Jens Axboe , cgroups@vger.kernel.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, Ming Lei Subject: Re: [PATCH v5 4/4] blk-cgroup: Document the design of new lockless iostat_cpu list Message-ID: References: <20220602133543.128088-2-longman@redhat.com> <20220602185401.162937-1-longman@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220602185401.162937-1-longman@redhat.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Jun 02, 2022 at 02:54:01PM -0400, Waiman Long wrote: > A set of percpu lockless lists per block cgroup (blkcg) is added to > track the set of recently updated iostat_cpu structures. Add comment > in the code to document the design of this new set of lockless lists. > > Signed-off-by: Waiman Long Acked-by: Tejun Heo Thanks. -- tejun