Commit 3362177f authored Jan 31, 2011 by Marc-André Hébert Committed by Chris Ball Mar 15, 2011

mmc: Fix the block device read only flag



While the MMC handled the card's read only flag correctly on open,
it did not setup the flag in the allocated disk structure. The
consequence being that probing the /sys/class/block/mmcblkX/ro
attribute always reported 0.

Signed-off-by: Marc-Andre Hebert <hebert.marcandre@gmail.com>
Reviewed-by: Chris Ball <cjb@laptop.org>
Tested-by: Chris Ball <cjb@laptop.org>
Signed-off-by: Chris Ball <cjb@laptop.org>

parent 709de99d

drivers/mmc/card/block.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -621,6 +621,7 @@ static struct mmc_blk_data mmc_blk_alloc(struct mmc_card card)
		md->disk->private_data = md;
		md->disk->queue = md->queue.queue;
		md->disk->driverfs_dev = &card->dev;
		set_disk_ro(md->disk, md->read_only);

		/*
		* As discussed on lkml, GENHD_FL_REMOVABLE should:

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