From: Patrick McHardy <kaber@xxxxxxxxx>
Date: Tue, 24 Mar 2009 15:03:16 +0100 (MET)
> +/*
> + * Unfortunatly, _b and _mask are not aligned to an int (or long int)
> + * Some arches dont care, unrolling the loop is a win on them.
> + */
> +static unsigned long ifname_compare(const char *_a, const char *_b, const char *_mask)
> +{
> +#ifdef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
> + const unsigned long *a = (const unsigned long *)_a;
> + const unsigned long *b = (const unsigned long *)_b;
I think we can at least give some help for the platforms which
require alignment.
We can, for example, assume 16-bit alignment and thus loop
over u16's
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