Messages in this thread | | | Date | Mon, 6 Mar 2017 15:00:02 +0100 | From | Borislav Petkov <> | Subject | Re: Question Regarding ERMS memcpy |
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On Mon, Mar 06, 2017 at 05:41:22AM -0800, hpa@zytor.com wrote: > It isn't really that straightforward IMO. > > For UC memory transaction size really needs to be specified explicitly > at all times and should be part of the API, rather than implicit. > > For WC/WT/WB device memory, the ordinary memcpy is valid and > preferred.
I'm practically partially reverting
6175ddf06b61 ("x86: Clean up mem*io functions.")
Are you saying, this was wrong before too?
Maybe it was wrong, strictly speaking, but maybe that was good enough for our purposes...
-- Regards/Gruss, Boris.
SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg) --
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