Re: [PATCH v2] mmc : general purpose partition support.
From: Linus Walleij
Date: Wed Sep 28 2011 - 07:21:40 EST
On Sat, Sep 24, 2011 at 7:07 AM, Namjae Jeon <linkinjeon@xxxxxxxxx> wrote:
> It allows gerneral purpose partitions in MMC Device.
> And I try to simpliy make mmc_blk_alloc_parts using mmc_part structure suggested by Andrei Warkentin.
> After patching, we can see general purpose partitions like this.
>> cat /proc/partitions
> 179 0 847872 mmcblk0
> 179 192 4096 mmcblk0gp4
> 179 160 4096 mmcblk0gp3
> 179 128 4096 mmcblk0gp2
> 179 96 1052672 mmcblk0gp1
We notice there are 32 minors between 128 and 96,
how are these allocated?
> 179 64 1024 mmcblk0boot1
> 179 32 1024 mmcblk0boot0
Does this mean that each GP-partition can contain an MBR and thus several
subpartitions so we get things like:
mmcblk0gp1p1, mmcblk0gp1p2...
?
Yours,
Linus Walleij
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