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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 576D3C17448 for ; Wed, 13 Nov 2019 02:06:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2611821783 for ; Wed, 13 Nov 2019 02:06:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573610796; bh=rIE4VPIrEIPSgI9Tss7jaX/soOHcNIuRa+Zq6z6B5Dc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=eo4LM8u056aQB8l6Eo6PwvXLmc/Nz81L7CI7Z2ic2VvJ2equVi56yfRgBiM6HAneD qCLa0eXXe8y3gs1l8XSiOTaacTNXEGoAzqpvspbAVA+d40E7M9bniGEgrUMM3n6cpR 8vHJuF81Z1JzYmJq0MhmiHQyclfb+BD5gabsl6TQ= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730684AbfKMCBM (ORCPT ); Tue, 12 Nov 2019 21:01:12 -0500 Received: from mail.kernel.org ([198.145.29.99]:56586 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729747AbfKMCA7 (ORCPT ); Tue, 12 Nov 2019 21:00:59 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 1384B22467; Wed, 13 Nov 2019 02:00:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573610458; bh=rIE4VPIrEIPSgI9Tss7jaX/soOHcNIuRa+Zq6z6B5Dc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=E37Da7sWOf3Upnp4oyte/10hB56nuANquvPy5Iv/UITAgxddCVuTmN4kgAY7/Iu9b MuOZgkfh3INxw+RwXDXFhvOw9IjoNqR2axc6MJZ7/Z4LDSXNjqa9yQuSMhn9QNppZ4 luSV8i4TSSnIHA6iBe6yUyDxuVJeJqWMAlze/Kwg= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Shenghui Wang , Coly Li , Jens Axboe , Sasha Levin , linux-bcache@vger.kernel.org Subject: [PATCH AUTOSEL 4.9 49/68] bcache: recal cached_dev_sectors on detach Date: Tue, 12 Nov 2019 20:59:13 -0500 Message-Id: <20191113015932.12655-49-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191113015932.12655-1-sashal@kernel.org> References: <20191113015932.12655-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Shenghui Wang [ Upstream commit 46010141da6677b81cc77f9b47f8ac62bd1cbfd3 ] 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 Signed-off-by: Jens Axboe Signed-off-by: Sasha Levin --- 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 c5bc3e5e921e4..080f9afcde8da 100644 --- a/drivers/md/bcache/super.c +++ b/drivers/md/bcache/super.c @@ -904,6 +904,7 @@ 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); -- 2.20.1