Messages in this thread | | | From | Andi Kleen <> | Subject | Re: [PATCH 2 of 2] __raw_memcpy_toio32 for x86_64 | Date | Thu, 12 Jan 2006 02:40:40 +0100 |
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On Thursday 12 January 2006 02:32, Roland Dreier wrote: > Andi> Well then they can just as well use normal memcpy as long as > Andi> they don't pass any sizes % 4 != 0. That should be ok as > Andi> long as they add a comment there. > > But then the driver will be doing memcpy() to I/O memory, which may > work by chance on x86_64 but will blow up on other archs.
I meant aliasing it to memcpy on x86-64
But with the nasty qword splitup assumptions it would be wrong anyways, so scratch that.
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