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Re: parted fat bug on ARM platform

From: Andrew Clausen
Subject: Re: parted fat bug on ARM platform
Date: Tue, 8 Mar 2005 01:11:10 +1100
User-agent: Mutt/1.3.28i

Hi Lennert,

On Mon, Mar 07, 2005 at 08:31:49PM +0100, Lennert Buytenhek wrote:
> Compiling parted 1.6.15 for ARM (armv4b) seems to work, but on
> startup it says:
>       A bug has been detected in GNU parted.  Please email a bug
>       report to address@hidden containing the version (1.6.15)
>       and the following message:GNU parted was miscompiled: the FAT
>       boot sector should be 512 bytes.  FAT support will be disabled.
> This patch fixes that.  Note that even with this patch, unaligned
> accesses are not guaranteed to work on the ARM ("anything can happen",
> an unaligned read can return any value including garbage), so you
> can still trash your file systems if you're not careful.

Does gcc work around the problem?  (i.e. does it do the necessary
bit-bashing based on aligned reads only?)

Thanks for the patch.


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