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Re: [PATCH] Fix size calculation for EFI image

On Wed, Jan 27, 2016 at 01:29:47PM +0100, Philipp Hahn wrote:
>CD creation fails with "disk full", because of rounding errors.
>The minimum size of data-allocation is a 'cluster', which is a
>power-of-two multiple of sectors.
>mkfs.msdos chooses minimum FAT and cluster size for image: FAT12<16G
>mkfs.msdos uses block-count where a block is 1024 B, but must be rounded
>up to track_size with 32 sectors.
>Round up each file to clusters before summing.
>A sub-directory entry needs 1 cluster minimum.

Applied in current master, thanks. I'll backport to the wheezy and jessie
build branches too.

Steve McIntyre, Cambridge, UK.                                steve@einval.com
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