On Wed, 2005-03-16 at 15:08 -0500, Salyzyn, Mark wrote:
> The dpt_i2o driver uses the function memcpy_toio to copy the message
> frame to the adapter. Under arch/x86_64/lib/io.c, it's helper function
> is defined as:
>
> void __memcpy_toio(unsigned long dst,const void*src,unsigned len)
> {
> __inline_memcpy((void *) dst,src,len);
> }
>
> The first argument should be 'volatile void __iomem * dst' I would have
> expected. As such, the 64 bit virtual address representing the adapter
> address passed in gets truncated (please correct me if I am wrong).
well ioremap returns a void* so the pointer math should be fine...
Also longs are 64 bit (on x86-64)... so what's the big deal ?
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