From patchwork Wed Jul 8 12:25:46 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 11651553 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 253C613BD for ; Wed, 8 Jul 2020 12:42:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0331420786 for ; Wed, 8 Jul 2020 12:42:04 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="FvJ4nHy+" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729363AbgGHMl6 (ORCPT ); Wed, 8 Jul 2020 08:41:58 -0400 Received: from casper.infradead.org ([90.155.50.34]:34022 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728994AbgGHMl4 (ORCPT ); Wed, 8 Jul 2020 08:41:56 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To: Content-Type:Content-ID:Content-Description; bh=nCaWLKXo+tr/eEJ5CbH+6GpvCXBBLXFgjESqdoFH3tI=; b=FvJ4nHy+63Lc4RMGwVlRUdox0d YlekPZD8LYJe6Ih1OUzKrwioMvc3EBCIRgNTcqa7IBUnQUxmixBadyYV3MJwlxKaEWGbjq9K5JIpJ nHNMpxfjQR8plBv7w/Q67/CQHvXJymxziz8U7zPSFZJWTl63xZuUJ4T5GKBAJsZKu8+xIxeDLAeiM nnTUTCmVCyN9S7dq6I0h21Zr7dNkYdOQrVH+ccE5g8ilRES6fBmYUanRATFx9vXncd5Jc2sayMrQ9 TmdVl2fuFZWOoc5onK3a+p9qpGIm2C6yxeKF3kx6q+3GM/Ls+geotoOKf6nPC84Iub1YwTEqZ8tcJ Pf15sI7w==; Received: from 213-225-32-40.nat.highway.a1.net ([213.225.32.40] helo=localhost) by casper.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1jt9OU-0002XX-Mu; Wed, 08 Jul 2020 12:41:48 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Song Liu , Ulf Hansson , linux-kernel@vger.kernel.org, linux-xtensa@linux-xtensa.org, linux-block@vger.kernel.org, linux-raid@vger.kernel.org, linux-mmc@vger.kernel.org, linux-fsdevel@vger.kernel.org Subject: [PATCH 6/6] mmc: remove the call to check_disk_change Date: Wed, 8 Jul 2020 14:25:46 +0200 Message-Id: <20200708122546.214579-7-hch@lst.de> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200708122546.214579-1-hch@lst.de> References: <20200708122546.214579-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-mmc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org The mmc driver doesn't support event notifications, which means that check_disk_change is a no-op. Signed-off-by: Christoph Hellwig Acked-by: Ulf Hansson --- drivers/mmc/core/block.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c index 4791c82f8f7c78..fa313b63413547 100644 --- a/drivers/mmc/core/block.c +++ b/drivers/mmc/core/block.c @@ -312,10 +312,7 @@ static int mmc_blk_open(struct block_device *bdev, fmode_t mode) mutex_lock(&block_mutex); if (md) { - if (md->usage == 2) - check_disk_change(bdev); ret = 0; - if ((mode & FMODE_WRITE) && md->read_only) { mmc_blk_put(md); ret = -EROFS;