From: Loic Pallardy <loic.pallardy-ext@stericsson.com>
Date: Mon, 6 Aug 2012 15:12:28 +0000 (+0200)
Subject: mmc: card: Do not scan RPMB partitions
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=53d8f97462b0bbb51150f4d6bc2fd45336a008b9;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

mmc: card: Do not scan RPMB partitions

Do not scan rpmb partitions for "soft" partitions, since the rpmb
partition contains protected data. Silences the following message
during boot:

 mmcblkXRPMB: unknown partition table

Signed-off-by: Johan Rudholm <johan.rudholm@stericsson.com>
Reviewed-by: Namjae Jeon <linkinjeon@gmail.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Krishna Konda <kkonda@codeaurora.org>
Signed-off-by: Chris Ball <cjb@laptop.org>
---

diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index 8e6050869382..1d341f3878ec 100644
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -1519,6 +1519,8 @@ static struct mmc_blk_data *mmc_blk_alloc_req(struct mmc_card *card,
 	md->disk->queue = md->queue.queue;
 	md->disk->driverfs_dev = parent;
 	set_disk_ro(md->disk, md->read_only || default_ro);
+	if (area_type & MMC_BLK_DATA_AREA_RPMB)
+		md->disk->flags |= GENHD_FL_NO_PART_SCAN;
 
 	/*
 	 * As discussed on lkml, GENHD_FL_REMOVABLE should: