On Wed, 21 Feb 2007, Davide Libenzi wrote:
>
> I don't think we can safely assume that we can access a potentially
> 4-bytes aligned u64 on 64 bit architectures that require compat:
>
> put_user(ev.data, &events->data);
Oh, we can. "put_user()" and "get_user()" already have to work on totally
unaligned data. If some architecture has problems with that, they have
bigger issues, methinks.
We can't trust user pointers, and that includes not trusting them being
aligned.
Linus
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