On Fri, May 09, 2003 at 05:08:03PM +0200, Arjan van de Ven wrote:
> > ull on 32 bits archs, because addr is
> > a bus_addr_t which is in turn dma_addr_t which itself is u32. So unless I don't
> > find the trick this would mean that this code should never be executed. Perhaps
>
> dma_addr_t is either u32 or u64 on x86
Yes Arjan, but it's u64 only if CONFIG_HIGHMEM is set. So I repost my question
in another way : is this code supposed to be executed when CONFIG_HIGHMEM=n
since (u32)(~0xFFFFFFFF) = 0 ?
Regards,
Willy
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