Re: [PATCH] Support for read-only MMC cards

From: Russell King
Date: Sat Jun 04 2005 - 15:03:47 EST


On Sat, Jun 04, 2005 at 09:54:53PM +0200, Pierre Ossman wrote:
> If the card does not support the write commands then only allow
> read-only access.

> @@ -403,9 +407,12 @@ static int mmc_blk_probe(struct mmc_card
> if (err)
> goto out;
>
> - printk(KERN_INFO "%s: %s %s %dKiB\n",
> + printk(KERN_INFO "%s: %s %s %dKiB",
> md->disk->disk_name, mmc_card_id(card), mmc_card_name(card),
> (card->csd.capacity << card->csd.read_blkbits) / 1024);
> + if (!())
> + printk(" (ro)");
> + printk("\n");

I'd prefer this to be:

printk(KERN_INFO "%s: %s %s %dKiB%s\n",
md->disk->disk_name, mmc_card_id(card), mmc_card_name(card),
(card->csd.capacity << card->csd.read_blkbits) / 1024,
card->csd.cmdclass & CCC_BLOCK_WRITE ? "" : " (ro)");

--
Russell King
Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/
maintainer of: 2.6 Serial core
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