Re: [PATCH] mmc: core: Fix the incorrect calculation for erase unit size.

[J Freyensee <james_p_freyensee@linux.intel.com>]

On 09/07/2011 10:59 PM, Seungwon Jeon wrote:
> Erase unit size of high capacity is multiple of 512KiB not 1024KiB.

I'm just wondering, what are these patches based off of?  I have not 
been able to connect to anything hosted by kernel.org since I came back 
from vacation due to the security breach on kernel.org.

>
> Signed-off-by: Seungwon Jeon<tgih.jun@samsung.com>
> ---
>   drivers/mmc/core/mmc.c |    2 +-
>   1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
> index b148bb1..7991ecf 100644
> --- a/drivers/mmc/core/mmc.c
> +++ b/drivers/mmc/core/mmc.c
> @@ -332,7 +332,7 @@ static int mmc_read_ext_csd(struct mmc_card *card, u8 *ext_csd)
>   		card->ext_csd.hc_erase_timeout = 300 *
>   			ext_csd[EXT_CSD_ERASE_TIMEOUT_MULT];
>   		card->ext_csd.hc_erase_size =
> -			ext_csd[EXT_CSD_HC_ERASE_GRP_SIZE]<<  10;
> +			ext_csd[EXT_CSD_HC_ERASE_GRP_SIZE]<<  9;
>
>   		card->ext_csd.rel_sectors = ext_csd[EXT_CSD_REL_WR_SEC_C];
>
> --
> 1.7.0.4
>
> --
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-- 
J (James/Jay) Freyensee
Storage Technology Group
Intel Corporation