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SubjectRe: [PATCH] include/linux/etherdevice.h, kernel 2.6.14
"J.A. Magallon" <> writes:

> Just for curiosity, could you both benchmark this also:
> int is_zero_ether_addr0(const unsigned char *addr)
> {
> return !(((unsigned long *)addr)[0] | ((unsigned short*)addr)[2]);
> }

It's probably slower when addr is unaligned, especially when unaligned
accesses need to be emulated.


Andreas Schwab, SuSE Labs,
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
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