From patchwork Mon Oct 8 12:41:15 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Coly Li X-Patchwork-Id: 10630631 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 0CD0E13BB for ; Mon, 8 Oct 2018 12:42:12 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id F1DF428E7B for ; Mon, 8 Oct 2018 12:42:11 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id E619928E85; Mon, 8 Oct 2018 12:42:11 +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=-7.9 required=2.0 tests=BAYES_00,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 87EDC28E7B for ; Mon, 8 Oct 2018 12:42:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726142AbeJHTxm (ORCPT ); Mon, 8 Oct 2018 15:53:42 -0400 Received: from mx2.suse.de ([195.135.220.15]:35504 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726101AbeJHTxm (ORCPT ); Mon, 8 Oct 2018 15:53:42 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 28241B09C; Mon, 8 Oct 2018 12:42:09 +0000 (UTC) From: Coly Li To: axboe@kernel.dk Cc: linux-bcache@vger.kernel.org, linux-block@vger.kernel.org, Shenghui Wang , Coly Li Subject: [PATCH 09/15] bcache: recal cached_dev_sectors on detach Date: Mon, 8 Oct 2018 20:41:15 +0800 Message-Id: <20181008124121.20192-10-colyli@suse.de> X-Mailer: git-send-email 2.19.0 In-Reply-To: <20181008124121.20192-1-colyli@suse.de> References: <20181008124121.20192-1-colyli@suse.de> MIME-Version: 1.0 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 From: Shenghui Wang Recal cached_dev_sectors on cached_dev detached, as recal done on cached_dev attached. Update the cached_dev_sectors before bcache_device_detach called as bcache_device_detach will set bcache_device->c to NULL. Signed-off-by: Shenghui Wang Signed-off-by: Coly Li --- drivers/md/bcache/super.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c index 4989c7d4d4d0..dc392a485269 100644 --- a/drivers/md/bcache/super.c +++ b/drivers/md/bcache/super.c @@ -1008,6 +1008,7 @@ static void cached_dev_detach_finish(struct work_struct *w) bch_write_bdev_super(dc, &cl); closure_sync(&cl); + calc_cached_dev_sectors(dc->disk.c); bcache_device_detach(&dc->disk); list_move(&dc->list, &uncached_devices);