Re: reorganized struct inode results in unaligned accesses

From: Andi Kleen
Date: Sun Jun 19 2011 - 19:14:17 EST

> Hmmm, can this scheme actually work out properly on both big and
> little endian? Because endianness determines whether the bits start
> in the "lower addressed" 32-bit word or the "higher addressed" 32-bit
> word.

True, it needs an ifdef, with the other order in BE. struct page has that iirc.

> If this trick is being attempted elsewhere, I think it could perhaps
> account for some strange bugs :-)

Well if you want to be sure better try to get rid of the void *

(I tried early on in x86-64, it caused a lot of warnings all over)

ak@xxxxxxxxxxxxxxx -- Speaking for myself only.
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