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Commit 207b652c authored by Andrew Gabbasov's avatar Andrew Gabbasov Committed by Ulf Hansson
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mmc: card: Don't show eMMC RPMB and BOOT areas in /proc/partitions 



Since RPMB area is accessible via special ioctl only and boot areas
are unlikely to contain any partitions, exclude them all from listing
in /proc/partitions. This will hide them from various user-level
software (e.g. fdisk), thus avoiding unnecessary access attempts.

Signed-off-by: default avatarAndrew Gabbasov <andrew_gabbasov@mentor.com>
Signed-off-by: default avatarHarish Jenny K N <harish_kandiga@mentor.com>
Reviewed-by: default avatarLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
parent aabaeb3f

drivers/mmc/core/block.c

+2 −1
Original line number Diff line number Diff line
@@ -2353,7 +2353,8 @@ static struct mmc_blk_data *mmc_blk_alloc_req(struct mmc_card *card, 
	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;

		md->disk->flags |= GENHD_FL_NO_PART_SCAN

				   | GENHD_FL_SUPPRESS_PARTITION_INFO;



	/*

	 * As discussed on lkml, GENHD_FL_REMOVABLE should: