From patchwork Fri Mar 6 02:12:19 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Osipenko X-Patchwork-Id: 11422911 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 5FC6D924 for ; Fri, 6 Mar 2020 02:13:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4091220870 for ; Fri, 6 Mar 2020 02:13:19 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="CDA7zUNF" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727103AbgCFCNL (ORCPT ); Thu, 5 Mar 2020 21:13:11 -0500 Received: from mail-lj1-f194.google.com ([209.85.208.194]:37954 "EHLO mail-lj1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727067AbgCFCNK (ORCPT ); Thu, 5 Mar 2020 21:13:10 -0500 Received: by mail-lj1-f194.google.com with SMTP id w1so525345ljh.5; Thu, 05 Mar 2020 18:13:07 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=wabg51D9gVFdZmwGILk+PNoiwB7CSCBLaOu5bBJA6MQ=; b=CDA7zUNFYgBiMnVeXxblPUiuodOsV1slXflncfVLlsmh7On/RMeAS3ws4jEY2cT7Z/ LLUcZZ9zZGuTulKxYJXi30qqPuT12NApmI+yO3fco89K2UsjM92N5E0LrA6IIlNUofwh 3/s7DZgg+M0UqE6pQ68ZWohEZr3qk3WarWZG2HkMwDICffxjUlQByoBx+68vTVP6uiRV kOmCs+u62hms+qw/d/VpZ4Sw5aS15Ibx6u+O+zjZOCbs0fjJWTA0zdwT+I+8ry4QwmHO 1N7hkNMdWSAHMFZ80p0p9g88rJNextyYs76fyj8WuUsRNrfx3D9JMCWy7lLSyb9OMTzz XBcQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=wabg51D9gVFdZmwGILk+PNoiwB7CSCBLaOu5bBJA6MQ=; b=GBtzKyG7MW1y76kjcJhbi2R05T2PluvWzLkRep8+qE4TJG5SU+NLNntJlZHMyP0WbJ 3GFNIkXWaxG95q0xj4vYNoPDbLFxT4qBrs0AYcAotcTPJvdHZuX+T4202Gy4E+rDINQ7 8llmb/p0RINP+daIaBmYo424ewIWi/FR0S7f5tSnWXMCXgTc4rxMsLZa6Lwvj4BVbckW mFOePszh4V9xGIaSQ8CdMcM721eDF90HWucHtyqNPl8aLZfMwS6t2ZJ2WBnRQRCOxsuj emRjOPi5wZdZrWxhUJCczy5na3V5O9prZZ0aZ3vONIBP3jgzhe7NMun19RqyW5Ti08pX KyXw== X-Gm-Message-State: ANhLgQ2auxsbBlwYO3q8WWzg9Wpw9djNhwq5FUfUKAE+BneDXIpAES35 v9VJ30dP2Ibv7jRlUffXYnw= X-Google-Smtp-Source: ADFU+vvoPGanJEdTBlfo3M7P+8VNt4spDbAkZRi5yTmd5IEWTE+o3rxEJ+Grhf4f+K/dPqWnou0NcQ== X-Received: by 2002:a2e:b78e:: with SMTP id n14mr564850ljo.269.1583460786531; Thu, 05 Mar 2020 18:13:06 -0800 (PST) Received: from localhost.localdomain (94-29-39-224.dynamic.spd-mgts.ru. [94.29.39.224]) by smtp.gmail.com with ESMTPSA id l11sm10592772lfg.87.2020.03.05.18.13.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 05 Mar 2020 18:13:06 -0800 (PST) From: Dmitry Osipenko To: Jens Axboe , Thierry Reding , Jonathan Hunter , =?utf-8?b?TWljaGHFgiBNaXJvc8WCYXc=?= , David Heidelberg , Peter Geis , Stephen Warren , Nicolas Chauvet , Ulf Hansson , Adrian Hunter , Billy Laws Cc: linux-tegra@vger.kernel.org, linux-block@vger.kernel.org, Andrey Danin , Gilles Grandou , Ryan Grachek , linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 7/8] mmc: block: Enable partition-table scanning for boot partitions Date: Fri, 6 Mar 2020 05:12:19 +0300 Message-Id: <20200306021220.22097-8-digetx@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200306021220.22097-1-digetx@gmail.com> References: <20200306021220.22097-1-digetx@gmail.com> MIME-Version: 1.0 Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org Some NVIDIA Tegra devices store partition table on a boot eMMC partition, and thus, boot partitions need to be scanned. This patch enables scanning of the boot MMC partitions. Please note that boot partitions will be scanned-only, i.e. the scanned boot partitions will be kept hidden. Signed-off-by: Dmitry Osipenko --- drivers/mmc/core/block.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c index 2c2bec114fd6..b834c830e19a 100644 --- a/drivers/mmc/core/block.c +++ b/drivers/mmc/core/block.c @@ -2410,9 +2410,12 @@ static struct mmc_blk_data *mmc_blk_alloc_req(struct mmc_card *card, md->parent = parent; set_disk_ro(md->disk, md->read_only || default_ro); md->disk->flags = GENHD_FL_EXT_DEVT; + if (area_type & (MMC_BLK_DATA_AREA_RPMB | MMC_BLK_DATA_AREA_BOOT)) - md->disk->flags |= GENHD_FL_NO_PART_SCAN - | GENHD_FL_SUPPRESS_PARTITION_INFO; + md->disk->flags |= GENHD_FL_SUPPRESS_PARTITION_INFO; + + if (area_type & MMC_BLK_DATA_AREA_RPMB) + md->disk->flags |= GENHD_FL_NO_PART_SCAN; /* * As discussed on lkml, GENHD_FL_REMOVABLE should: