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 X-Spam-Level: X-Spam-Status: No, score=-2.5 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DB254C06510 for ; Wed, 3 Jul 2019 00:26:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B44DC21E6C for ; Wed, 3 Jul 2019 00:26:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="tizq4CrV" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727094AbfGCA0l (ORCPT ); Tue, 2 Jul 2019 20:26:41 -0400 Received: from mail-pg1-f195.google.com ([209.85.215.195]:40800 "EHLO mail-pg1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726150AbfGCA0k (ORCPT ); Tue, 2 Jul 2019 20:26:40 -0400 Received: by mail-pg1-f195.google.com with SMTP id w10so218242pgj.7; Tue, 02 Jul 2019 17:26:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=G2YqfkEvAQAEaHiI4AbuUSgjkEW4+tXLhh4WWMs6JGc=; b=tizq4CrVTABFZl6lnMuMEVk6tKI1qJnrWGFe4D/LjmvB+V/tTxAnsgpyrZ8ifIyQMT DeSjjLtTF+MYi9fu+Udh57TbTdSonKNX1fyQwjbtUsQ1mNxyYGZ0tOg7kdONrRwWYHRU /81FIsGttSimYEFso4N+gs0xCCAPgOYT7desTo5Us0nvxbySoSFC5NjbJlBLCdASlvYe Z+BerYub+aib38bjlte4Y2MPUytGx4mmaBBg24mm2Se4RN4gJJ/BwU8sdjhBPIqh0JjG vO+YziBW9IDARDb2dlpWDmQmaMHMRdAKP9RusLrskr5Z+0YQY4lT5v/jU4vBxDvMKwVO ynBQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=G2YqfkEvAQAEaHiI4AbuUSgjkEW4+tXLhh4WWMs6JGc=; b=YcHjJbAoBwDOL91jJCesHPC+ll8kDFpBgsA2kdJsBTnplL3cuTZa9q18eiUdxRh71r GoK4ciKg9u++p+g0i/hCwv7veIlbTKx1LnMlcsNppewnlhqzdtF58/shW7QUtFfijZa3 ZYWhc1XyGw8kOtC+pAvZb4XlCgotull7+GIVOtGVYzWYBQ5wNxc/I5x04ftOMDRaD6m3 rFU3O4gl3h1qD1W28l3y9ZOLVDMelAARSh9/5OX8xAJMrFwjY8yANMJrg06WkGFKZe/c j2a61MopcbUMdiWey3LOK10cDOGK6R9hemWuivB9rp7sER4riDpMfXY48rR3JldH8Pk/ HXww== X-Gm-Message-State: APjAAAUGeytt7k7Ag4ies8iP4HBUz0oc/0POnehYsOLM8sL9w2Li/kVx Jusd2/WjPuN60LYcaWHYGO8= X-Google-Smtp-Source: APXvYqy+IWFwh62Asy5np8pkDyBI/cyqwDN82970y6xL03Sfn32ecxy0iA6/KhMffPZM6PpjIKF3hg== X-Received: by 2002:a17:90a:1785:: with SMTP id q5mr8609557pja.106.1562113148665; Tue, 02 Jul 2019 17:19:08 -0700 (PDT) Received: from localhost ([123.213.206.190]) by smtp.gmail.com with ESMTPSA id y5sm246107pgv.12.2019.07.02.17.19.06 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Tue, 02 Jul 2019 17:19:07 -0700 (PDT) Date: Wed, 3 Jul 2019 09:19:04 +0900 From: Minwoo Im To: Chaitanya Kulkarni Cc: linux-block@vger.kernel.org, colyli@suse.de, linux-bcache@vger.kernel.org, linux-btrace@vger.kernel.org, xen-devel@lists.xenproject.org, kent.overstreet@gmail.com, yuchao0@huawei.com, jaegeuk@kernel.org, damien.lemoal@wdc.com, konrad.wilk@oracle.com, roger.pau@citrix.com, bvanassche@acm.org, linux-scsi@vger.kernel.org, Minwoo Im Subject: Re: [PATCH V3 1/9] block: add a helper function to read nr_setcs Message-ID: <20190703001904.GB15705@minwoo-desktop> References: <20190702174236.3332-1-chaitanya.kulkarni@wdc.com> <20190702174236.3332-2-chaitanya.kulkarni@wdc.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20190702174236.3332-2-chaitanya.kulkarni@wdc.com> User-Agent: Mutt/1.11.4 (2019-03-13) Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org On 19-07-02 10:42:27, Chaitanya Kulkarni wrote: > This patch introduces helper function to read the number of sectors > from struct block_device->bd_part member. For more details Please refer > to the comment in the include/linux/genhd.h for part_nr_sects_read(). Without bd_mutex locked, this helper seems useful to have. Reviewed-by: Minwoo Im