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Date: Fri, 23 Nov 2007 01:29:11 +0000 From: Alan Cox <alan@...rguk.ukuu.org.uk> To: Daniel Drake <dsd@...too.org> Cc: linux-kernel@...r.kernel.org, davem@...emloft.net, kune@...ne-taler.de, johannes@...solutions.net Subject: Re: [RFC] Documentation about unaligned memory access > Most architectures are unable to perform unaligned memory accesses. Any > unaligned access causes a processor exception. Not all. Some simply produce the wrong answer - thats oh so much more exciting. > You may be wondering why you have never seen these problems on your own > architecture. Some architectures (such as i386 and x86_64) do not have this > limitation, but nevertheless it is important for you to write portable code > that works everywhere. Its usually faster if you don't misalign on x86 as well. Alan - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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