[U-Boot] [PATCH 1/2] Flatten and solidify block_dev_desc layout

[Wolfgang Denk]

Dear Che-Liang Chiou,

In message <1319178708-10881-2-git-send-email-clchiou at chromium.org> you wrote:
> The block_dev_desc struct has #ifdef on lba48 and variable-size on lba
> and so its layout varies from config to config.  At least part_efi.c has
> partially complained about this.
> 
> This patch makes lba48 be always defined and lba be fixed to largest
> size that an LBA would need so that the block_dev_desc layout would be
> an invariant with respect to configurations.
> 
> Doing so would waste a few extra bytes per struct block_dev_desc, which
> I believe is not critical.

How much exactly is "a few bytes"?


Best regards,

Wolfgang Denk

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