Thread (27 messages) 27 messages, 7 authors, 2008-08-25

Re: kernel unaligned accesses on IA64 in IDE

From: Borislav Petkov <hidden>
Date: 2008-08-22 20:54:31

On Fri, Aug 22, 2008 at 01:36:06PM -0700, Luck, Tony wrote:
quoted
How about long instead of int.  int leaves us with the possibility that
something else will expect 8 byte alignment.
How about this?

Align __cmd to ward off kernel unaligned access consoles messages on
ia64 (and perhaps make an almost imperceptible performance improvement
on other architectures that can handle unaligned access, but do so
more slowly than aligned accesses).
By the way, i've been wondering, this unaligned access breaking should have
happened earlier, how did we miss that? Nish, Robin, can you see that in some
older logs?

-- 
Regards/Gruss,
    Boris.
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