Messages in this thread | | | Date | Sat, 04 Mar 2006 01:26:58 +0900 (JST) | Subject | Re: [PATCH] simplify update_times (avoid jiffies/jiffies_64 aliasing problem) | From | Atsushi Nemoto <> |
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>>>>> On Thu, 02 Mar 2006 21:45:56 -0800 (PST), "David S. Miller" <davem@davemloft.net> said:
>> I and Ralf talked a bit about the jiffies issue. Making an union >> containing jiffies and jiffies_64 looks good to avoid such an >> optimization problem, but it would affect so many existing codes.
davem> Maybe use an anonymous union? That might help...
Do you mean something like this:
union { struct { unsigned long pad; unsigned long jiffies; }; u64 jiffies_64; };
Unfortunately a toplevel anonymous union looks not allowed...
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