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=-7.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS 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 7EB4CC433E6 for ; Sun, 30 Aug 2020 07:35:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 57BA5207DA for ; Sun, 30 Aug 2020 07:35:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598772909; bh=Z/FmyEd9eHtomr5XbHkYpPD1417KzQFnCXSZgfQ4Z2w=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=1DoZ2WyojhOH6tSX9EldRxIbPERWyVxODDzLhtW4W8EhhkrDGbLpw3vRX6hdynfXO qL//hb00WWQvvRxqlba3fvZYc99Rsd1Ug9z88wlHkdmIGNQe7RvdNXK2U11RZTzv6T R76Wt/3N5yrwi3Srimzv+dU0uAa4f+ej5UtCvSfg= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728628AbgH3HfH (ORCPT ); Sun, 30 Aug 2020 03:35:07 -0400 Received: from mail.kernel.org ([198.145.29.99]:36864 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726013AbgH3HfG (ORCPT ); Sun, 30 Aug 2020 03:35:06 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 243402076D; Sun, 30 Aug 2020 07:35:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598772905; bh=Z/FmyEd9eHtomr5XbHkYpPD1417KzQFnCXSZgfQ4Z2w=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=TZNUvmUykyNDYQkeTDMM7k7xX6Q8qTwfuHNXRhJpwT3hFd72yxhzKbv2be1iUohkx zmtHbAcdIPmKrtNX8gpSqwzEgaZYAmV4Mw223NUF7w00kD4RQyAhtTKZ05n5zJYAkv BJeK9Rsq3ErIWcoaajLCvbBxSo2ktQSHCxveqQE4= Date: Sun, 30 Aug 2020 09:35:03 +0200 From: Greg Kroah-Hartman To: Christoph Hellwig Cc: Jens Axboe , "Rafael J. Wysocki" , Denis Efremov , "David S. Miller" , Song Liu , Al Viro , linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org, linux-raid@vger.kernel.org, linux-scsi@vger.kernel.org, linux-m68k@lists.linux-m68k.org Subject: Re: [PATCH 19/19] block: switch gendisk lookup to a simple xarray Message-ID: <20200830073503.GB112265@kroah.com> References: <20200830062445.1199128-1-hch@lst.de> <20200830062445.1199128-20-hch@lst.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200830062445.1199128-20-hch@lst.de> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Aug 30, 2020 at 08:24:45AM +0200, Christoph Hellwig wrote: > Now that bdev_map is only used for finding gendisks, we can use > a simple xarray instead of the regions tracking structure for it. > > Signed-off-by: Christoph Hellwig > --- > block/genhd.c | 208 ++++++++---------------------------------- > include/linux/genhd.h | 7 -- > 2 files changed, 37 insertions(+), 178 deletions(-) Reviewed-by: Greg Kroah-Hartman