From patchwork Sun Apr 7 08:19:38 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Minwoo Im X-Patchwork-Id: 10888377 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 6DD2513B5 for ; Sun, 7 Apr 2019 08:19:57 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4EF9027B81 for ; Sun, 7 Apr 2019 08:19:57 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 4338A2833E; Sun, 7 Apr 2019 08:19:57 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FROM,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E78F827B81 for ; Sun, 7 Apr 2019 08:19:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726020AbfDGITy (ORCPT ); Sun, 7 Apr 2019 04:19:54 -0400 Received: from mail-pg1-f196.google.com ([209.85.215.196]:35886 "EHLO mail-pg1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725966AbfDGITy (ORCPT ); Sun, 7 Apr 2019 04:19:54 -0400 Received: by mail-pg1-f196.google.com with SMTP id 85so5516234pgc.3 for ; Sun, 07 Apr 2019 01:19:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id; bh=CyIs65fI7ie50Guxpn5FRBWMQhTfYw2JeejDUpG9jL0=; b=bvG9td0qYcRGwTcscHPUvGnsjhgt0XFDoygtgIe8oexGO16LJAXZd1TW11ywWFUAZO eczR+b4c2nEKzOe2iG+oBrGIu/0y090Dza2r7JW0mFvLoBS8gdF9kMf54iiGM+hXU5Wi jSsjJYABTZ01TFQS9PZStXdyR0Xjq31lpcg+x1CAibXzGd1N40RBsIwEFEA9PcM+T7Hn h7U+z+sTyYY5V13J7GNQNgpi+V/LtWwn1/OtaIpFeRlpWer7L+ihnfor2HRi8wleN194 PX5juacbF7rqTkOUFFhQawVJuzgnt2FdCNZQfNKLabfmZOS2myXbQSFSQ361dREwB3CG NdCw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=CyIs65fI7ie50Guxpn5FRBWMQhTfYw2JeejDUpG9jL0=; b=DbTJ/0LxGJIpzfT936wXDve8L7PcuMo2YpVIZF9d+WvFHv24dr1cAXJMFxc0uHMBaX I19ZYp0zV5VOHltExXV2NsUN38nFMIkRT0U+4ilxTViiyALy2yBn2eCHfKqfQZCbYEIL z6nzHFwwLa2pRnu6AxsjaHgVRgLKGBDrnPYq6MvpHTQBJbp9vWR56Cygr9Oq6BofB+Yq PqNyi7HKDoHkNd7bHRjH5Yt/fGBsib2f0VYhsiLNzHiK1C5bqHqAb+lMzE9Dbz7Ua4C+ aY7ke8lMvwY2wvEg+DEuDEpx/4hqamnXN4kaqOsBWBadMhal/sfS6/XzH3jKA/7vTmFo vL7g== X-Gm-Message-State: APjAAAVVlIJkDhDQloQXdOrxPc9iztWlereb88dsjl+f/ndjJ9lyjhgR FLrwIVwErlT5aC2l02GlQtq0iFeuSQE= X-Google-Smtp-Source: APXvYqyLFnxYgbEp6mlDsqYFUVyoYMf6JcDyMWvaRDvqLPfHht+CXXTFWh4gWowuzd0qcf/qE/FrpQ== X-Received: by 2002:a62:62c3:: with SMTP id w186mr22727624pfb.73.1554625193124; Sun, 07 Apr 2019 01:19:53 -0700 (PDT) Received: from localhost.localdomain ([123.213.206.190]) by smtp.gmail.com with ESMTPSA id m69sm39923029pfi.151.2019.04.07.01.19.50 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 07 Apr 2019 01:19:52 -0700 (PDT) From: Minwoo Im To: linux-block@vger.kernel.org Cc: Jens Axboe , Jonathan Corbet , Bart Van Assche , Minwoo Im Subject: [PATCH] block: null: Add documentation for "zone_nr_conv" param Date: Sun, 7 Apr 2019 17:19:38 +0900 Message-Id: <20190407081938.20318-1-minwoo.im.dev@gmail.com> X-Mailer: git-send-email 2.17.1 Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP zone_nr_conv module parameter was introduced by a commit ea2c18e1("null_blk: Add conventional zone configuration for zoned support"). This patch describes "zone_nr_conv" module parameter to the document. Signed-off-by: Minwoo Im Reviewed-by: Chaitanya Kulkarni --- Documentation/block/null_blk.txt | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/block/null_blk.txt b/Documentation/block/null_blk.txt index 4cad1024fff7..41f0a3d33bbd 100644 --- a/Documentation/block/null_blk.txt +++ b/Documentation/block/null_blk.txt @@ -93,3 +93,7 @@ zoned=[0/1]: Default: 0 zone_size=[MB]: Default: 256 Per zone size when exposed as a zoned block device. Must be a power of two. + +zone_nr_conv=[nr_conv]: Default: 0 + The number of conventional zones to create when block device is zoned. If + zone_nr_conv >= nr_zones, it will be reduced to nr_zones - 1.