[U-Boot] [U-Boot, v2] Fix ext2/ext4 filesystem accesses beyond 2TiB

Tom Rini
2013-07-16T14:37:41Z

On Wed, Jun 26, 2013 at 06:11:25PM +0200, Frederic Leroy wrote:

> With CONFIG_SYS_64BIT_LBA, lbaint_t gets defined as a 64-bit type,
> which is required to represent block numbers for storage devices that
> exceed 2TiB (the block size usually is 512B), e.g. recent hard drives
>
> We now use lbaint_t for partition offset to reflect the lbaint_t change,
> and access partitions beyond or crossing the 2.1TiB limit.
> This required changes to signature of ext4fs_devread(), and type of all
> variables relatives to block sector.
>
> ext2/ext4 fs uses logical block represented by a 32 bit value. Logical
> block is a multiple of device block sector. To avoid overflow problem
> when calling ext4fs_devread(), we need to cast the sector parameter.
>
> Signed-off-by: Fr??d??ric Leroy <fredo@starox.org>

Applied to u-boot/master, thanks!

--
Tom
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